./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd96966e-b933-41d7-82d8-69c5b09770da/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd96966e-b933-41d7-82d8-69c5b09770da/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd96966e-b933-41d7-82d8-69c5b09770da/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd96966e-b933-41d7-82d8-69c5b09770da/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd96966e-b933-41d7-82d8-69c5b09770da/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd96966e-b933-41d7-82d8-69c5b09770da/bin/ukojak-LBtLqBUTdQ --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 33e65da42eaec3b998693833c359b0db98e1fca213179917a50e687ef24ee4df --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:14:28,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:14:28,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:14:28,343 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:14:28,344 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:14:28,345 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:14:28,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:14:28,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:14:28,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:14:28,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:14:28,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:14:28,359 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:14:28,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:14:28,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:14:28,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:14:28,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:14:28,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:14:28,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:14:28,378 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:14:28,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:14:28,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:14:28,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:14:28,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:14:28,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:14:28,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:14:28,402 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:14:28,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:14:28,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:14:28,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:14:28,406 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:14:28,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:14:28,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:14:28,410 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:14:28,412 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:14:28,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:14:28,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:14:28,414 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:14:28,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:14:28,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:14:28,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:14:28,416 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:14:28,417 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd96966e-b933-41d7-82d8-69c5b09770da/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:14:28,463 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:14:28,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:14:28,465 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:14:28,466 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:14:28,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:14:28,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:14:28,467 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:14:28,467 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:14:28,467 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:14:28,468 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:14:28,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:14:28,475 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:14:28,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:14:28,475 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:14:28,476 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:14:28,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:14:28,476 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:14:28,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:14:28,477 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:14:28,477 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:14:28,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:14:28,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:14:28,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:14:28,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:14:28,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:14:28,478 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:14:28,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:14:28,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:14:28,479 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_cd96966e-b933-41d7-82d8-69c5b09770da/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd96966e-b933-41d7-82d8-69c5b09770da/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33e65da42eaec3b998693833c359b0db98e1fca213179917a50e687ef24ee4df [2021-11-22 23:14:28,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:14:28,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:14:28,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:14:28,784 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:14:28,785 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:14:28,787 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd96966e-b933-41d7-82d8-69c5b09770da/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound2.c [2021-11-22 23:14:28,861 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd96966e-b933-41d7-82d8-69c5b09770da/bin/ukojak-LBtLqBUTdQ/data/64840642f/b91ec872389f49de8ccf75f8e3a592a2/FLAG5c7715494 [2021-11-22 23:14:29,408 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:14:29,409 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd96966e-b933-41d7-82d8-69c5b09770da/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound2.c [2021-11-22 23:14:29,422 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd96966e-b933-41d7-82d8-69c5b09770da/bin/ukojak-LBtLqBUTdQ/data/64840642f/b91ec872389f49de8ccf75f8e3a592a2/FLAG5c7715494 [2021-11-22 23:14:29,747 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd96966e-b933-41d7-82d8-69c5b09770da/bin/ukojak-LBtLqBUTdQ/data/64840642f/b91ec872389f49de8ccf75f8e3a592a2 [2021-11-22 23:14:29,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:14:29,752 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:14:29,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:14:29,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:14:29,768 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:14:29,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:14:29" (1/1) ... [2021-11-22 23:14:29,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76935fbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:29, skipping insertion in model container [2021-11-22 23:14:29,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:14:29" (1/1) ... [2021-11-22 23:14:29,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:14:29,794 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:14:29,968 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_cd96966e-b933-41d7-82d8-69c5b09770da/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound2.c[490,503] [2021-11-22 23:14:30,021 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:14:30,036 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:14:30,053 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_cd96966e-b933-41d7-82d8-69c5b09770da/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound2.c[490,503] [2021-11-22 23:14:30,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:14:30,106 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:14:30,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:30 WrapperNode [2021-11-22 23:14:30,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:14:30,108 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:14:30,109 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:14:30,109 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:14:30,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:30" (1/1) ... [2021-11-22 23:14:30,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:30" (1/1) ... [2021-11-22 23:14:30,156 INFO L137 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 91 [2021-11-22 23:14:30,156 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:14:30,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:14:30,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:14:30,158 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:14:30,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:30" (1/1) ... [2021-11-22 23:14:30,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:30" (1/1) ... [2021-11-22 23:14:30,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:30" (1/1) ... [2021-11-22 23:14:30,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:30" (1/1) ... [2021-11-22 23:14:30,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:30" (1/1) ... [2021-11-22 23:14:30,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:30" (1/1) ... [2021-11-22 23:14:30,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:30" (1/1) ... [2021-11-22 23:14:30,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:14:30,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:14:30,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:14:30,191 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:14:30,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:30" (1/1) ... [2021-11-22 23:14:30,201 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:14:30,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd96966e-b933-41d7-82d8-69c5b09770da/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:14:30,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd96966e-b933-41d7-82d8-69c5b09770da/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:14:30,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd96966e-b933-41d7-82d8-69c5b09770da/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:14:30,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:14:30,279 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-22 23:14:30,279 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-22 23:14:30,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:14:30,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:14:30,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:14:30,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:14:30,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:14:30,356 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:14:30,358 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:14:30,609 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:14:30,631 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:14:30,631 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-22 23:14:30,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:14:30 BoogieIcfgContainer [2021-11-22 23:14:30,634 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:14:30,635 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:14:30,635 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:14:30,648 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:14:30,648 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:14:30" (1/1) ... [2021-11-22 23:14:30,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:14:30,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:30,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2021-11-22 23:14:30,723 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2021-11-22 23:14:30,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:14:30,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:30,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:30,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:30,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:14:30,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:30,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2021-11-22 23:14:30,984 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2021-11-22 23:14:30,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:14:30,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:30,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:31,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:31,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:14:31,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:31,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 45 transitions. [2021-11-22 23:14:31,166 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2021-11-22 23:14:31,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:31,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:31,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:31,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:31,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:31,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:31,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:31,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:31,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:31,643 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:31,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:31,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:31,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:31,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:31,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:31,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:31,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:31,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:31,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:31,730 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:31,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:31,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:31,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:31,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:31,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:31,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:31,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:31,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:31,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:31,863 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:31,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:31,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:31,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:31,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:31,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:31,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:31,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:31,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:31,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:31,989 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:31,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:31,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:31,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:32,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:32,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:32,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:32,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:32,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:32,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:32,102 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:32,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:32,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:32,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:32,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:32,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:32,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:32,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:32,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:32,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:32,206 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:32,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:32,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:32,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:32,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:32,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:32,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:32,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:32,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:32,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:32,315 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:32,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:32,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:32,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:32,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:32,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:32,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:32,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:32,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:32,386 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:32,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:32,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:32,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:32,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:32,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:32,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:32,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:32,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:32,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:32,456 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:32,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:32,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:32,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:32,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:32,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:32,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:32,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:32,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:32,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:32,550 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:32,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:32,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:32,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:32,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:32,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:32,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:32,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:32,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:32,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:32,659 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:32,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:32,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:32,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:32,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:32,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:32,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:32,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:32,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:32,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:32,746 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:32,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:32,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:32,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:32,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:32,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:32,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:32,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:32,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:32,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:32,854 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:32,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:32,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:32,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:32,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:32,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:32,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:32,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:32,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:32,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:32,930 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:32,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:32,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:32,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:32,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:32,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:32,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:32,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:32,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:32,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:32,989 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:32,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:32,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:32,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:33,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:33,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:33,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:33,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:33,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:33,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:33,049 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:33,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:33,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:33,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:33,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:33,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:33,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:33,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:33,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:33,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:33,107 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:33,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:33,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:33,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:33,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:33,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:33,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:33,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:33,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:33,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:33,210 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:33,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:33,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:33,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:33,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:33,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:33,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:33,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:33,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:33,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:33,305 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:33,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:33,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:33,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:33,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:33,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:33,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:33,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:33,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:33,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:33,403 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:33,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:33,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:33,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:33,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:33,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:33,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:33,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:33,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:33,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:33,489 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:33,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:33,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:33,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:33,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:33,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:33,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:33,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:33,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:33,558 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:33,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:33,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:33,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:33,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:33,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:33,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:33,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:33,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:33,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:33,615 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:33,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:33,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:33,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:33,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:33,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:33,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:33,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:33,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:33,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:33,692 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:33,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:33,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:33,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:33,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:33,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:33,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:33,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:33,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:33,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:33,747 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:33,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:33,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:33,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:33,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:33,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:33,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:33,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:33,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:33,824 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:33,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:33,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:33,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:33,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:33,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:33,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:33,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:33,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:33,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:33,900 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:33,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:33,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:33,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:33,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:33,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:33,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:33,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:33,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:33,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:33,950 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:33,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:33,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:33,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:33,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:33,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:33,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:34,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:34,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:34,017 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:34,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:34,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:34,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:34,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:34,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:34,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:34,076 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:34,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:34,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:34,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:34,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:34,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:34,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:34,165 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:34,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:34,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:34,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:34,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:34,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:34,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:34,241 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:34,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:34,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:34,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:34,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:34,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:34,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:34,295 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:34,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:34,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:34,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:34,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:34,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:34,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:34,354 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:34,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:34,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:34,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:34,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:34,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:34,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:34,414 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:34,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:34,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:34,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:34,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:34,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:34,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:34,467 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:34,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:34,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:34,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:34,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:34,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:34,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:34,525 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:34,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:34,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:34,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:34,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:34,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:34,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:34,578 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:34,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:34,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:34,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:34,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:34,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:34,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:34,627 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:34,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:34,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:34,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:34,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:34,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:34,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:34,674 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:34,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:34,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:34,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:34,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:34,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:34,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:34,723 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:34,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:34,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:34,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:34,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:34,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:34,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:34,781 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:34,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:34,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:34,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:34,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:34,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:34,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:34,832 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:34,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:34,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:34,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:34,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:34,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:34,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:34,880 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:34,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:34,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:34,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:34,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:34,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:34,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:34,937 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:34,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:34,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:34,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:34,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:34,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:34,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:34,989 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:34,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:34,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:35,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:35,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:35,037 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:35,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:35,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:35,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:35,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:35,092 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:35,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:35,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:35,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:35,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:35,139 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:35,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:35,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:35,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:35,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:35,193 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:35,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:35,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:35,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:35,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:35,245 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:35,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:35,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:35,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:35,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:35,299 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:35,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:35,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:35,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:35,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:35,350 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:35,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:35,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:35,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:35,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:35,396 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:35,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:35,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:35,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:35,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:35,446 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:35,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:35,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:35,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:35,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:35,494 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:35,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:35,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:35,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:35,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:35,540 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:35,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:35,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:35,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:35,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:35,597 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:35,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:35,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:35,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:35,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:35,643 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:35,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:35,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:35,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:35,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:35,700 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:35,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:35,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:35,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:35,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:35,747 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:35,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:35,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:35,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:35,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:35,793 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:35,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:35,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:35,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:35,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:35,859 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:35,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:35,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:35,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:35,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:35,916 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:35,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:35,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:35,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:35,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:35,962 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:35,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:35,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:35,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,008 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,056 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,103 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,150 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,204 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,255 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,303 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,348 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,400 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,451 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,504 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,553 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,599 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,647 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,693 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,742 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,790 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,834 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,895 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,939 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:36,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:36,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:36,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:36,994 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:36,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:36,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,041 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,085 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,128 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,172 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,214 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,259 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,302 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,345 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,387 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,440 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,490 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,531 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,574 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,616 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,660 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,702 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,744 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,787 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,829 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,872 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,913 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:37,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:37,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:37,962 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:37,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:37,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:37,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,005 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,057 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,102 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,147 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,190 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,232 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,277 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,320 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,364 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,406 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,451 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,493 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,536 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,584 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,638 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,683 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,727 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,772 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,821 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,890 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,933 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:38,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:38,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:38,977 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:38,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:38,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:38,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,022 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,066 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,111 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,154 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,199 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,253 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,297 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,340 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,383 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,425 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,466 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,508 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,549 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,592 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,636 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,683 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,731 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,773 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,826 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,867 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,910 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,953 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:39,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:39,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:39,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:39,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:39,996 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:39,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:39,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:39,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,049 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,091 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,135 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,189 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,234 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,276 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,323 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,367 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,420 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,463 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,504 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,544 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,584 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,626 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,668 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,709 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,751 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,791 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,831 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,872 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,912 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:40,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:40,960 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:40,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:40,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:40,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:40,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,001 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,042 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,083 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,128 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,173 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,213 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,254 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,294 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,335 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,380 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,422 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,462 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,507 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,558 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,605 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,652 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,696 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,737 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,778 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,817 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,857 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,899 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,939 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:41,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:41,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:41,980 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:41,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:41,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:41,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,021 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,064 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,110 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,150 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,190 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,246 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,287 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,327 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,367 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,408 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,449 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,492 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,533 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,577 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,619 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,664 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,704 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,750 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,790 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,834 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,875 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,916 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,956 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:42,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:42,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:42,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:42,996 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:42,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:42,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,036 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,084 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,126 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,184 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,238 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,284 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,331 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,375 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,419 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,463 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,506 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,560 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,599 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,638 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,677 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,715 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,755 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,793 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,840 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,882 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,921 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:43,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:43,961 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:43,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:43,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:43,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:43,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,002 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,043 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,083 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,123 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,166 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,208 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,256 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,313 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,372 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,433 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,500 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,543 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,583 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,625 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,668 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,711 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,750 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,792 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,832 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,874 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,914 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:44,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:44,956 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:44,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:44,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:44,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:44,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,002 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,043 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,081 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,122 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,176 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,225 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,270 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,313 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,365 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,404 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,445 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,485 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,525 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,567 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,619 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,661 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,702 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,741 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,781 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,823 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,865 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,906 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,944 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:45,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:45,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:45,984 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:45,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:45,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,024 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,066 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,110 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,158 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,201 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,241 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,281 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,326 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,371 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,413 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,454 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,498 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,540 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,594 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,641 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,692 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,747 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,790 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,843 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,886 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,929 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:46,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:46,971 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:46,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:46,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:46,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,012 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,050 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,090 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,128 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,169 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,208 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,248 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,294 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,331 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,373 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,411 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,450 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,490 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,529 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,567 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,606 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,644 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,689 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,730 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,769 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,808 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,852 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,891 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,930 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:47,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:47,968 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:47,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:47,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,006 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,043 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,081 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,118 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,156 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,194 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,233 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,270 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,315 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,360 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,397 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,435 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,474 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,517 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,557 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,596 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,637 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,682 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,722 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,762 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,804 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,844 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,890 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,931 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:48,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:48,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:48,970 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:48,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:48,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:48,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,010 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,051 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,091 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,133 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,173 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,213 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,258 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,300 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,341 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,382 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,422 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,472 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,511 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,549 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,588 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,632 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,689 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,736 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,789 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,834 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,873 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,921 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:49,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:49,962 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:49,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:49,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:49,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:49,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,001 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,046 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,085 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,122 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,161 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,199 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,237 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,276 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,315 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,353 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,391 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,429 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,468 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,506 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,552 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,591 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,628 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,667 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,712 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,750 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,788 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,826 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,863 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,900 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,939 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:50,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:50,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:50,977 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:50,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:50,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:50,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,015 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,059 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,097 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,135 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,173 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,212 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,251 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,290 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,328 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,367 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,408 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,449 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,489 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,529 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,568 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,614 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,654 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,692 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,732 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,770 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,808 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,845 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,883 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,922 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:51,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:51,961 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:51,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:51,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,002 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,043 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,083 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,131 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,170 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,211 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,251 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,290 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,331 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,378 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,420 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,460 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,500 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,540 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,582 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,626 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,676 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,717 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,756 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,796 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,836 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,876 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,916 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:52,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:52,960 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:52,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:52,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:52,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:52,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,001 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,042 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,081 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,126 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,165 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,207 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,266 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,313 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,358 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,403 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,448 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,493 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,538 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,583 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,635 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,682 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,727 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,772 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,816 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,868 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,912 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:53,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:53,958 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:53,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:53,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:53,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:53,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:53,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,003 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,047 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,089 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,094 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,139 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,184 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,230 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,276 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,321 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,366 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,412 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,453 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,457 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,506 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,550 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,595 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,640 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,685 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,733 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,781 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,828 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,875 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,920 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:54,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:54,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:54,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:54,971 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:54,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:54,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:54,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:54,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:54,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,017 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,065 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,119 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,172 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,220 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,266 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,313 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,362 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,409 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,455 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,501 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,547 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,593 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,641 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,687 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,733 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,781 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,827 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,873 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,919 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:55,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:55,966 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:55,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:55,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:56,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:56,013 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:56,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:56,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:56,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:56,070 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:56,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:56,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:56,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:56,118 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:56,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:56,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:56,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:56,167 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:56,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:56,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:56,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:56,214 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:56,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:56,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:56,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:56,261 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:56,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:56,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:56,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:56,323 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:56,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:56,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:56,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:56,386 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:56,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:56,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:56,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:56,447 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:56,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:56,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:56,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:56,498 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:56,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:56,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:56,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:56,546 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:56,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:56,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:56,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:56,592 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:56,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:56,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:56,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:56,636 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:56,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:56,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:56,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:56,682 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:56,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:56,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:56,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:56,727 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:56,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:56,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:56,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:56,772 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:56,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:56,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:56,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:56,817 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:56,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:56,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:56,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:56,862 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:56,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:56,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:56,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:56,907 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:56,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:56,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:56,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:56,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:56,972 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:56,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:56,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:56,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,018 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,072 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,118 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,163 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,208 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,254 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,298 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,344 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,388 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,435 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,482 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,529 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,577 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,624 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,672 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,729 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,773 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,818 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,859 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,901 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,940 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:57,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:57,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:57,981 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:57,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:57,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:57,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,022 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,064 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,104 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,145 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,193 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,235 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,274 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,315 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,356 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,402 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,441 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,484 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,528 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,570 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,617 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,663 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,708 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,755 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,802 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,849 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,896 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,941 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:58,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:58,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:58,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:58,990 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:58,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:58,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:59,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:59,035 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:59,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:59,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:59,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:59,083 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:59,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:59,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:59,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:59,138 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:59,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:59,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:59,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:59,197 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:59,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:59,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:59,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:59,245 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:59,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:59,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:59,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:59,291 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:59,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:59,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:59,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:59,339 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:59,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:59,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:59,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:59,388 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:59,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:59,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:59,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:59,434 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:59,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:59,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:59,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:59,477 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:59,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:59,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:59,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:59,518 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:59,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:59,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:59,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:59,559 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:59,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:59,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:59,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:59,598 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:59,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:59,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:59,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:59,638 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:59,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:59,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:59,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:59,686 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:59,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:59,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:59,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:59,724 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:59,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:59,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:59,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:59,783 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:59,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:59,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:59,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:59,842 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:59,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:59,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:59,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:59,892 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:59,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:59,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:59,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:14:59,940 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:14:59,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:59,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:14:59,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:59,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,003 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,049 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,094 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,139 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,190 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,235 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,280 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,327 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,372 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,417 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,462 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,504 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,542 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,580 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,616 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,669 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,716 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,771 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,816 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,861 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,907 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:00,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:00,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:00,958 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:00,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:00,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:00,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,005 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,051 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,097 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,144 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,191 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,237 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,290 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,335 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,385 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,430 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,467 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,509 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,572 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,608 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,645 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,701 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,752 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,801 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,848 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,887 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,945 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:01,987 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:01,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:01,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,037 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,080 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,123 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,165 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,209 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,252 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,301 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,342 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,383 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,423 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,463 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,504 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,549 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,592 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,634 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,675 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,716 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,760 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,804 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,842 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,880 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,917 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:02,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:02,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:02,966 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:02,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:02,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:02,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,019 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,060 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,095 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,158 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,207 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,255 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,302 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,348 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,386 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,421 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,468 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,514 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,555 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,595 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,633 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,673 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,715 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,761 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,802 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,842 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,898 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,952 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:03,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:03,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:03,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:03,999 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:03,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:03,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,043 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,085 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,126 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,166 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,208 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,254 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,300 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,343 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,387 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,429 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,472 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,516 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,559 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,601 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,651 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,695 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,737 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,778 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,820 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,866 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,911 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,954 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:04,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:04,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:04,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:04,998 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:04,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:04,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,041 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,083 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,124 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,162 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,201 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,241 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,280 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,321 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,360 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,397 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,435 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,483 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,519 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,568 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,604 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,659 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,710 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,750 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,809 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,865 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,912 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:05,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:05,959 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:05,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:05,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:05,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,007 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,057 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,110 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,161 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,209 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,258 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,305 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,342 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,379 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,424 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,465 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,525 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,564 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,612 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,647 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,680 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,714 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,759 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,807 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,854 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,896 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,944 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:06,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:06,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:06,984 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:06,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:06,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:06,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,021 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,056 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,093 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,151 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,186 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,220 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,263 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,296 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,340 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,398 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,432 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,476 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,510 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,583 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,632 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,681 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,729 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,776 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,824 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,870 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,916 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:07,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:07,966 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:07,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:07,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:07,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:08,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:08,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:08,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:08,013 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:08,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:08,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:08,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:08,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:08,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:08,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:08,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:08,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:08,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:08,062 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:08,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:08,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:08,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:08,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:08,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:15:08,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:08,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:08,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:08,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:15:08,110 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:15:08,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:15:08,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:08,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:08,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2021-11-22 23:25:03,527 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:03,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:03,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:03,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:03,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:03,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:03,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:03,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:03,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:03,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:03,593 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:03,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:03,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:03,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:03,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:03,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:03,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:03,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:03,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:03,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:03,660 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:03,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:03,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:03,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:03,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:03,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:03,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:03,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:03,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:03,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:03,725 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:03,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:03,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:03,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:03,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:03,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:03,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:03,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:03,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:03,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:03,791 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:03,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:03,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:03,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:03,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:03,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:03,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:03,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:03,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:03,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:03,866 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:03,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:03,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:03,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:03,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:03,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:03,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:03,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:03,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:03,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:03,931 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:03,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:03,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:03,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:03,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:03,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:03,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:03,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:03,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:03,995 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:03,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:03,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:03,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:04,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:04,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:04,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:04,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:04,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:04,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:04,059 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:04,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:04,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:04,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:04,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:04,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:04,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:04,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:04,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:04,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:04,128 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:04,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:04,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:04,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:04,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:04,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:04,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:04,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:04,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:04,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:04,193 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:04,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:04,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:04,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:04,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:04,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:04,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:04,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:04,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:04,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:04,256 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:04,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:04,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:04,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:04,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:04,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:04,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:04,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:04,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:04,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:04,320 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:04,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:04,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:04,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:04,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:04,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:04,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:04,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:04,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:04,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:04,388 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:04,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:04,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:04,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:04,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:04,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:04,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:04,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:04,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:04,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:04,453 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:04,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:04,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:04,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:04,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:04,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:04,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:04,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:04,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:04,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:04,517 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:04,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:04,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:04,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:04,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:04,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:04,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:04,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:04,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:04,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:04,584 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:04,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:04,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:04,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:04,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:04,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:04,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:04,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:04,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:04,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:04,651 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:04,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:04,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:04,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:04,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:04,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:04,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:04,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:04,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:04,717 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:04,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:04,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:04,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:04,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:04,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:04,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:04,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:04,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:04,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:04,781 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:04,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:04,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:04,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:04,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:04,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:04,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:04,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:04,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:04,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:04,852 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:04,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:04,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:04,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:04,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:04,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:04,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:04,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:04,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:04,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:04,918 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:04,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:04,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:04,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:04,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:04,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:04,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:04,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:04,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:04,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:04,983 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:04,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:04,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:04,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:05,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:05,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:05,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:05,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:05,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:05,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:05,049 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:05,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:05,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:05,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:05,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:05,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:05,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:05,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:05,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:05,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:05,118 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:05,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:05,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:05,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:05,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:05,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:05,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:05,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:05,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:05,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:05,187 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:05,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:05,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:05,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:05,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:05,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:05,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:05,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:05,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:05,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:05,251 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:05,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:05,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:05,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:05,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:05,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:05,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:05,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:05,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:05,317 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:05,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:05,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:05,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:05,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:05,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:05,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:05,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:05,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:05,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:05,386 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:05,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:05,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:05,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:05,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:05,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:05,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:05,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:05,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:05,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:05,459 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:05,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:05,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:05,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:05,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:05,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:05,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:05,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:05,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:05,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:05,523 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:05,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:05,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:05,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:05,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:05,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:05,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:05,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:05,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:05,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:05,589 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:05,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:05,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:05,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:05,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:05,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:05,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:05,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:05,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:05,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:05,658 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:05,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:05,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:05,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:05,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:05,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:05,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:05,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:05,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:05,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:05,723 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:05,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:05,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:05,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:05,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:05,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:05,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:05,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:05,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:05,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:05,786 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:05,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:05,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:05,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:05,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:05,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:05,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:05,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:05,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:05,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:05,850 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:05,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:05,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:05,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:05,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:05,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:05,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:05,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:05,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:05,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:05,917 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:05,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:05,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:05,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:05,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:05,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:05,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:05,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:05,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:05,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:05,982 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:05,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:05,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:05,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:06,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:06,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:06,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:06,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:06,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:06,046 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:06,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:06,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:06,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:06,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:06,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:06,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:06,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:06,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:06,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:06,115 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:06,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:06,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:06,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:06,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:06,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:06,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:06,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:06,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:06,181 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:06,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:06,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:06,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:06,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:06,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:06,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:06,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:06,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:06,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:06,246 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:06,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:06,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:06,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:06,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:06,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:06,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:06,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:06,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:06,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:06,311 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:06,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:06,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:06,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:06,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:06,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:06,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:06,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:06,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:06,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:06,382 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:06,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:06,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:06,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:06,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:06,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:06,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:06,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:06,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:06,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:06,448 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:06,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:06,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:06,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:06,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:06,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:06,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:06,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:06,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:06,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:06,512 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:06,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:06,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:06,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:06,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:06,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:06,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:06,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:06,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:06,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:06,582 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:06,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:06,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:06,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:06,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:06,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:06,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:06,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:06,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:06,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:06,650 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:06,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:06,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:06,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:06,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:06,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:06,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:06,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:06,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:06,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:06,719 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:06,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:06,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:06,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:06,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:06,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:06,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:06,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:06,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:06,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:06,786 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:06,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:06,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:06,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:06,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:06,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:06,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:06,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:06,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:06,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:06,858 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:06,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:06,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:06,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:06,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:06,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:06,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:06,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:06,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:06,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:06,931 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:06,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:06,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:06,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:06,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:06,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:06,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:06,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:07,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:07,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:07,000 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:07,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:07,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:07,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:07,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:07,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:07,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:07,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:07,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:07,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:07,068 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:07,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:07,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:07,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:07,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:07,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:07,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:07,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:07,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:07,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:07,142 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:07,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:07,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:07,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:07,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:07,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:07,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:07,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:07,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:07,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:07,216 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:07,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:07,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:07,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:07,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:07,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:07,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:07,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:07,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:07,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:07,286 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:07,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:07,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:07,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:07,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:07,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:07,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:07,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:07,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:07,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:07,354 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:07,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:07,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:07,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:07,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:07,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:07,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:07,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:07,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:07,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:07,426 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:07,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:07,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:07,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:07,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:07,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:07,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:07,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:07,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:07,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:07,495 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:07,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:07,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:07,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:07,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:07,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:07,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:07,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:07,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:07,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:07,561 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:07,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:07,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:07,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:07,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:07,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:07,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:07,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:07,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:07,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:07,626 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:07,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:07,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:07,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:07,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:07,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:07,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:07,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:07,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:07,694 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:07,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:07,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:07,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:07,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:07,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:07,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:07,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:07,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:07,761 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:07,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:07,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:07,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:07,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:07,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:07,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:07,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:07,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:07,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:07,825 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:07,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:07,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:07,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:07,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:07,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:07,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:07,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:07,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:07,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:07,891 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:07,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:07,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:07,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:07,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:07,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:07,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:07,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:07,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:07,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:07,964 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:07,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:07,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:07,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:08,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:08,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:08,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:08,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:08,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:08,030 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:08,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:08,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:08,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:08,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:08,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:08,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:08,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:08,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:08,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:08,094 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:08,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:08,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:08,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:08,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:08,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:08,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:08,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:08,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:08,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:08,163 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:08,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:08,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:08,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:08,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:08,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:08,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:08,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:08,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:08,231 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:08,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:08,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:08,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:08,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:08,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:08,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:08,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:08,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:08,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:08,297 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:08,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:08,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:08,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:08,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:08,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:08,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:08,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:08,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:08,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:08,362 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:08,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:08,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:08,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:08,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:08,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:08,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:08,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:08,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:08,429 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:08,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:08,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:08,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:08,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:08,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:08,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:08,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:08,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:08,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:08,496 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:08,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:08,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:08,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:08,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:08,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:08,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:08,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:08,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:08,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:08,561 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:08,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:08,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:08,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:08,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:08,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:08,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:08,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:08,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:08,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:08,625 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:08,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:08,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:08,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:08,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:08,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:08,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:08,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:08,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:08,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:08,695 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:08,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:08,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:08,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:08,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:08,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:08,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:08,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:08,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:08,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:08,760 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:08,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:08,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:08,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:08,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:08,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:08,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:08,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:08,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:08,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:08,825 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:08,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:08,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:08,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:08,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:08,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:08,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:08,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:08,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:08,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:08,890 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:08,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:08,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:08,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:08,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:08,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:08,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:08,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:08,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:08,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:08,960 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:08,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:08,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:08,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:08,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:09,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:09,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:09,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:09,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:09,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:09,025 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:09,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:09,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:09,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:09,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:09,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:09,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:09,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:09,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:09,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:09,089 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:09,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:09,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:09,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:09,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:09,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:09,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:09,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:09,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:09,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:09,155 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:09,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:09,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:09,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:09,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:09,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:09,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:09,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:09,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:09,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:09,223 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:09,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:09,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:09,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:09,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:09,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:09,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:09,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:09,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:09,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:09,295 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:09,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:09,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:09,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:09,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:09,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:09,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:09,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:09,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:09,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:09,359 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:09,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:09,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:09,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:09,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:09,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:09,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:09,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:09,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:09,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:09,428 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:09,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:09,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:09,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:09,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:09,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:09,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:09,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:09,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:09,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:09,494 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:09,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:09,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:09,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:09,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:09,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:09,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:09,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:09,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:09,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:09,558 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:09,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:09,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:09,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:09,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:09,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:09,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:09,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:09,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:09,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:09,623 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:09,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:09,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:09,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:09,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:09,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:09,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:09,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:09,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:09,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:09,693 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:09,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:09,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:09,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:09,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:09,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:09,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:09,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:09,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:09,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:09,759 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:09,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:09,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:09,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:09,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:09,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:09,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:09,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:09,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:09,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:09,823 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:09,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:09,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:09,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:09,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:09,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:09,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:09,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:09,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:09,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:09,888 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:09,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:09,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:09,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:09,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:09,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:09,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:09,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:09,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:09,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:09,956 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:09,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:09,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:09,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:09,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:10,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:10,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:10,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:10,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:10,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:10,022 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:10,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:10,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:10,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:10,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:10,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:10,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:10,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:10,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:10,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:10,086 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:10,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:10,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:10,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:10,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:10,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:10,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:10,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:10,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:10,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:10,152 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:10,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:10,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:10,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:10,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:10,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:10,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:10,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:10,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:10,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:10,220 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:10,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:10,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:10,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:10,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:10,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:10,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:10,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:10,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:10,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:10,286 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:10,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:10,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:10,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:10,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:10,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:10,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:10,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:10,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:10,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:10,350 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:10,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:10,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:10,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:10,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:10,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:10,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:10,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:10,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:10,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:10,420 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:10,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:10,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:10,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:10,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:10,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:10,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:10,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:10,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:10,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:10,487 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:10,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:10,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:10,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:10,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:10,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:10,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:10,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:10,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:10,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:10,553 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:10,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:10,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:10,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:10,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:10,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:10,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:10,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:10,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:10,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:10,623 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:10,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:10,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:10,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:10,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:10,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:10,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:10,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:10,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:10,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:10,693 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:10,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:10,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:10,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:10,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:10,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:10,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:10,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:10,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:10,760 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:10,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:10,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:10,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:10,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:10,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:10,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:10,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:10,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:10,824 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:10,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:10,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:10,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:10,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:10,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:10,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:10,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:10,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:10,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:10,889 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:10,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:10,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:10,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:10,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:10,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:10,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:10,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:10,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:10,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:10,959 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:10,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:10,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:10,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:10,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:11,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:11,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:11,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:11,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:11,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:11,025 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:11,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:11,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:11,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:11,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:11,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:11,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:11,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:11,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:11,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:11,089 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:11,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:11,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:11,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:11,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:11,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:11,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:11,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:11,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:11,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:11,153 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:11,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:11,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:11,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:11,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:11,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:11,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:11,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:11,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:11,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:11,221 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:11,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:11,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:11,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:11,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:11,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:11,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:11,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:11,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:11,286 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:11,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:11,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:11,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:11,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:11,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:11,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:11,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:11,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:11,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:11,350 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:11,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:11,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:11,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:11,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:11,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:11,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:11,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:11,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:11,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:11,418 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:11,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:11,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:11,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:11,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:11,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:11,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:11,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:11,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:11,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:11,484 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:11,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:11,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:11,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:11,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:11,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:11,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:11,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:11,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:11,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:11,551 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:11,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:11,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:11,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:11,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:11,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:11,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:11,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:11,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:11,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:11,617 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:11,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:11,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:11,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:11,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:11,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:11,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:11,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:11,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:11,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:11,687 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:11,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:11,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:11,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:11,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:11,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:11,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:11,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:11,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:11,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:11,753 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:11,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:11,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:11,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:11,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:11,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:11,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:11,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:11,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:11,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:11,817 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:11,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:11,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:11,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:11,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:11,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:11,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:11,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:11,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:11,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:11,883 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:11,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:11,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:11,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:11,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:11,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:11,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:11,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:11,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:11,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:11,950 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:11,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:11,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:11,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:11,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:11,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:11,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:12,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:12,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:12,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:12,019 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:12,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:12,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:12,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:12,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:12,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:12,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:12,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:12,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:12,085 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:12,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:12,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:12,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:12,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:12,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:12,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:12,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:12,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:12,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:12,153 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:12,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:12,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:12,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:12,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:12,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:12,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:12,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:12,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:12,219 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:12,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:12,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:12,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:12,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:12,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:12,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:12,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:12,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:12,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:12,286 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:12,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:12,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:12,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:12,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:12,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:12,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:12,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:12,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:12,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:12,356 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:12,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:12,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:12,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:12,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:12,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:12,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:12,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:12,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:12,423 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:12,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:12,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:12,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:12,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:12,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:12,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:12,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:12,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:12,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:12,490 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:12,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:12,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:12,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:12,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:12,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:12,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:12,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:12,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:12,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:12,560 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:12,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:12,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:12,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:12,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:12,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:12,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:12,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:12,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:12,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:12,628 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:12,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:12,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:12,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:12,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:12,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:12,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:12,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:12,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:12,696 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:12,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:12,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:12,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:12,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:12,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:12,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:12,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:12,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:12,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:12,761 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:12,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:12,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:12,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:12,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:12,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:12,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:12,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:12,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:12,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:12,827 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:12,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:12,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:12,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:12,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:12,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:12,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:12,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:12,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:12,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:12,896 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:12,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:12,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:12,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:12,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:12,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:12,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:12,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:12,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:12,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:12,962 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:12,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:12,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:12,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:13,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:13,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:13,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:13,030 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:13,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:13,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:13,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:13,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:13,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:13,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:13,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:13,098 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:13,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:13,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:13,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:13,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:13,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:13,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:13,170 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:13,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:13,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:13,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:13,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:13,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:13,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:13,239 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:13,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:13,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:13,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:13,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:13,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:13,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:13,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:13,307 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:13,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:13,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:13,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:13,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:13,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:13,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:13,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:13,384 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:13,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:13,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:13,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:13,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:13,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:13,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:13,457 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:13,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:13,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:13,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:13,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:13,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:13,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:13,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:13,529 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:13,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:13,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:13,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:13,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:13,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:13,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:13,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:13,596 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:13,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:13,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:13,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:13,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:13,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:13,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:13,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:13,669 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:13,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:13,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:13,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:13,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:13,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:13,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:13,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:13,740 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:13,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:13,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:13,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:13,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:13,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:13,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:13,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:13,808 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:13,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:13,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:13,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:13,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:13,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:13,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:13,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:13,874 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:13,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:13,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:13,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:13,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:13,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:13,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:13,944 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:13,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:13,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:13,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:13,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:13,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:14,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:14,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:14,010 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:14,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:14,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:14,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:14,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:14,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:14,075 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:14,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:14,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:14,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:14,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:14,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:14,140 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:14,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:14,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:14,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:14,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:14,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:14,210 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:14,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:14,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:14,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:14,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:14,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:14,275 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:14,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:14,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:14,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:14,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:14,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:14,339 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:14,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:14,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:14,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:14,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:14,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:14,403 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:14,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:14,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:14,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:14,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:14,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:14,471 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:14,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:14,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:14,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:14,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:14,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:14,537 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:14,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:14,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:14,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:14,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:14,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:14,601 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:14,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:14,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:14,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:14,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:14,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:14,671 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:14,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:14,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:14,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:14,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:14,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:14,743 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:14,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:14,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:14,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:14,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:14,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:14,807 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:14,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:14,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:14,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:14,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:14,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:14,873 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:14,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:14,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:14,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:14,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:14,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:14,942 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:14,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:14,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:14,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:15,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:15,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:15,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:15,008 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:15,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:15,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:15,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:15,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:15,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:15,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:15,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:15,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:15,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:15,073 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:15,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:15,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:15,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:15,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:15,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:15,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:15,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:15,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:15,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:15,139 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:15,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:15,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:15,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:15,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:15,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:15,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:15,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:15,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:15,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:15,208 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:15,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:15,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:15,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:15,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:15,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:15,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:15,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:15,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:15,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:15,274 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:15,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:15,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:15,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:15,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:15,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:15,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:15,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:15,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:15,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:15,338 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:15,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:15,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:15,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:15,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:15,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:15,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:15,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:15,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:15,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:15,404 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:15,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:15,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:15,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:15,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:15,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:15,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:15,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:15,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:15,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:15,481 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:15,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:15,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:15,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:15,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:15,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:15,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:15,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:15,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:15,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:15,549 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:15,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:15,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:15,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:15,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:15,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:15,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:15,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:15,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:15,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:15,616 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:15,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:15,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:15,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:15,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:15,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:15,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:15,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:15,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:15,687 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:15,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:15,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:15,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:15,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:15,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:15,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:15,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:15,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:15,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:15,754 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:15,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:15,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:15,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:15,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:15,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:15,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:15,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:15,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:15,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:15,819 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:15,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:15,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:15,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:15,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:15,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:15,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:15,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:15,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:15,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:15,885 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:15,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:15,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:15,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:15,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:15,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:15,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:15,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:15,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:15,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:15,955 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:15,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:15,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:15,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:15,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:16,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:16,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:16,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:16,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:16,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:16,022 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:16,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:16,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:16,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:16,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:16,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:16,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:16,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:16,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:16,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:16,090 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:16,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:16,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:16,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:16,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:16,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:16,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:16,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:16,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:16,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:16,155 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:16,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:16,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:16,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:16,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:16,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:16,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:16,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:16,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:16,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:16,224 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:16,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:16,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:16,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:16,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:16,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:16,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:16,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:16,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:16,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:16,289 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:16,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:16,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:16,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:16,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:16,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:16,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:16,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:16,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:16,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:16,354 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:16,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:16,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:16,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:16,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:16,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:16,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:16,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:16,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:16,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:16,419 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:16,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:16,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:16,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:16,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:16,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:16,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:16,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:16,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:16,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:16,488 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:16,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:16,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:16,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:16,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:16,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:16,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:16,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:16,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:16,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:16,553 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:16,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:16,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:16,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:16,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:16,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:16,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:16,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:16,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:16,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:16,617 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:16,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:16,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:16,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:16,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:16,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:16,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:16,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:16,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:16,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:16,684 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:16,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:16,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:16,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:16,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:16,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:16,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:16,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:16,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:16,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:16,751 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:16,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:16,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:16,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:16,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:16,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:16,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:16,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:16,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:16,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:16,818 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:16,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:16,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:16,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:16,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:16,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:16,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:16,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:16,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:16,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:16,883 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:16,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:16,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:16,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:16,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:16,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:16,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:16,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:16,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:16,953 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:16,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:16,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:16,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:16,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:16,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:16,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:17,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:17,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:17,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:17,020 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:17,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:17,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:17,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:17,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:17,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:17,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:17,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:17,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:17,084 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:17,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:17,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:17,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:17,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:17,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:17,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:17,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:17,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:17,150 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:17,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:17,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:17,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:17,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:17,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:17,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:17,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:17,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:17,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:17,220 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:17,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:17,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:17,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:17,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:17,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:17,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:17,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:17,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:17,286 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:17,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:17,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:17,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:17,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:17,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:17,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:17,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:17,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:17,350 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:17,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:17,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:17,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:17,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:17,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:17,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:17,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:17,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:17,418 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:17,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:17,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:17,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:17,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:17,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:17,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:17,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:17,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:17,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:17,489 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:17,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:17,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:17,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:17,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:17,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:17,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:17,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:17,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:17,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:17,555 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:17,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:17,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:17,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:17,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:17,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:17,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:17,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:17,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:17,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:17,620 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:17,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:17,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:17,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:17,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:17,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:17,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:17,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:17,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:17,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:17,690 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:17,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:17,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:17,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:17,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:17,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:17,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:17,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:17,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:17,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:17,756 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:17,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:17,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:17,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:17,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:17,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:17,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:17,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:17,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:17,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:17,822 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:17,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:17,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:17,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:17,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:17,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:17,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:17,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:17,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:17,887 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:17,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:17,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:17,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:17,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:17,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:17,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:17,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:17,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:17,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:17,957 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:17,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:17,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:17,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:17,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:18,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:18,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:18,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:18,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:18,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:18,025 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:18,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:18,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:18,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:18,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:18,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:18,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:18,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:18,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:18,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:18,089 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:18,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:18,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:18,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:18,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:18,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:18,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:18,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:18,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:18,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:18,154 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:18,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:18,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:18,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:18,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:18,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:18,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:18,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:18,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:18,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:18,223 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:18,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:18,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:18,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:18,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:18,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:18,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:18,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:18,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:18,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:18,290 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:18,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:18,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:18,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:18,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:18,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:18,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:18,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:18,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:18,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:18,355 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:18,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:18,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:18,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:18,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:18,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:18,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:18,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:18,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:18,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:18,421 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:18,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:18,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:18,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:18,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:18,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:18,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:18,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:18,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:18,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:18,491 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:18,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:18,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:18,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:18,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:18,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:18,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:18,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:18,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:18,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:18,558 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:18,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:18,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:18,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:18,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:18,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:18,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:18,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:18,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:18,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:18,626 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:18,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:18,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:18,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:18,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:18,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:18,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:18,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:18,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:18,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:18,698 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:18,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:18,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:18,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:18,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:18,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:18,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:18,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:18,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:18,769 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:18,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:18,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:18,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:18,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:18,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:18,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:18,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:18,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:18,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:18,841 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:18,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:18,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:18,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:18,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:18,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:18,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:18,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:18,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:18,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:18,908 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:18,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:18,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:18,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:18,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:18,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:18,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:18,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:18,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:18,981 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:18,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:18,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:18,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:19,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:19,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:19,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:19,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:19,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:19,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:19,050 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:19,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:19,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:19,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:19,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:19,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:19,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:19,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:19,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:19,114 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:19,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:19,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:19,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:19,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:19,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:19,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:19,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:19,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:19,180 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:19,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:19,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:19,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:19,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:19,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:19,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:19,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:19,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:19,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:19,249 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:19,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:19,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:19,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:19,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:19,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:19,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:19,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:19,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:19,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:19,315 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:19,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:19,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:19,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:19,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:19,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:19,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:19,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:19,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:19,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:19,379 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:19,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:19,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:19,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:19,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:19,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:19,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:19,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:19,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:19,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:19,444 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:19,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:19,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:19,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:19,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:19,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:19,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:19,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:19,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:19,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:19,512 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:19,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:19,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:19,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:19,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:19,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:19,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:19,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:19,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:19,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:19,577 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:19,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:19,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:19,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:19,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:19,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:19,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:19,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:19,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:19,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:19,642 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:19,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:19,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:19,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:19,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:19,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:19,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:19,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:19,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:19,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:19,711 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:19,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:19,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:19,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:19,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:19,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:19,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:19,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:19,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:19,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:19,777 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:19,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:19,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:19,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:19,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:19,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:19,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:19,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:19,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:19,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:19,843 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:19,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:19,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:19,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:19,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:19,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:19,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:19,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:19,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:19,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:19,909 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:19,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:19,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:19,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:19,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:19,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:19,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:19,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:19,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:19,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:19,980 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:19,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:19,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:19,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:20,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:20,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:20,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:20,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:20,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:20,046 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:20,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:20,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:20,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:20,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:20,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:20,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:20,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:20,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:20,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:20,111 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:20,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:20,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:20,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:20,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:20,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:20,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:20,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:20,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:20,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:20,182 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:20,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:20,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:20,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:20,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:20,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:20,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:20,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:20,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:20,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:20,250 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:20,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:20,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:20,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:20,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:20,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:20,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:20,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:20,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:20,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:20,315 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:20,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:20,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:20,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:20,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:20,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:20,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:20,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:20,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:20,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:20,379 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:20,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:20,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:20,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:20,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:20,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:20,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:20,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:20,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:20,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:20,446 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:20,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:20,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:20,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:20,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:20,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:20,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:20,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:20,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:20,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:20,514 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:20,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:20,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:20,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:20,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:20,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:20,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:20,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:20,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:20,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:20,579 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:20,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:20,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:20,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:20,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:20,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:20,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:20,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:20,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:20,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:20,644 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:20,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:20,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:20,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:20,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:20,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:20,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:20,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:20,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:20,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:20,714 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:20,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:20,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:20,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:20,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:20,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:20,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:20,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:20,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:20,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:20,781 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:20,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:20,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:20,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:20,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:20,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:20,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:20,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:20,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:20,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:20,847 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:20,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:20,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:20,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:20,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:20,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:20,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:20,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:20,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:20,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:20,913 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:20,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:20,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:20,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:20,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:20,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:20,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:20,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:20,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:20,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:20,984 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:20,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:20,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:20,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:21,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:21,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:21,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:21,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:21,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:21,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:21,051 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:21,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:21,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:21,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:21,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:21,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:21,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:21,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:21,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:21,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:21,115 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:21,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:21,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:21,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:21,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:21,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:21,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:21,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:21,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:21,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:21,181 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:21,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:21,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:21,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:21,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:21,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:21,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:21,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:21,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:21,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:21,251 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:21,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:21,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:21,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:21,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:21,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:21,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:21,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:21,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:21,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:21,318 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:21,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:21,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:21,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:21,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:21,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:21,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:21,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:21,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:21,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:21,383 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:21,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:21,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:21,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:21,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:21,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:21,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:21,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:21,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:21,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:21,448 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:21,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:21,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:21,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:21,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:21,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:21,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:21,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:21,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:21,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:21,518 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:21,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:21,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:21,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:21,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:21,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:21,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:21,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:21,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:21,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:21,588 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:21,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:21,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:21,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:21,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:21,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:21,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:21,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:21,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:21,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:21,653 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:21,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:21,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:21,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:21,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:21,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:21,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:21,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:21,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:21,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:21,718 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:21,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:21,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:21,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:21,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:21,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:21,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:21,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:21,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:21,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:21,785 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:21,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:21,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:21,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:21,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:21,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:21,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:21,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:21,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:21,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:21,850 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:21,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:21,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:21,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:21,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:21,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:21,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:21,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:21,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:21,914 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:21,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:21,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:21,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:21,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:21,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:21,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:21,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:21,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:21,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:21,983 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:21,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:21,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:21,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:22,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:22,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:22,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:22,050 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:22,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:22,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:22,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:22,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:22,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:22,115 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:22,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:22,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:22,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:22,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:22,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:22,181 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:22,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:22,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:22,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:22,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:22,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:22,251 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:22,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:22,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:22,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:22,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:22,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:22,317 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:22,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:22,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:22,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:22,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:22,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:22,381 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:22,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:22,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:22,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:22,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:22,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:22,447 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:22,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:22,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:22,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:22,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:22,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:22,516 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:22,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:22,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:22,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:22,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:22,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:22,582 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:22,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:22,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:22,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:22,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:22,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:22,650 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:22,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:22,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:22,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:22,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:22,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:22,725 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:22,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:22,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:22,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:22,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:22,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:22,801 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:22,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:22,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:22,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:22,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:22,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:22,874 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:22,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:22,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:22,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:22,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:22,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:22,952 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:22,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:22,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:22,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:23,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:23,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:23,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:23,022 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:23,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:23,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:23,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:23,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:23,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:23,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:23,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:23,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:23,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:23,089 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:23,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:23,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:23,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:23,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:23,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:23,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:23,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:23,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:23,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:23,154 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:23,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:23,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:23,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:23,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:23,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:23,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:23,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:23,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:23,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:23,221 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:23,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:23,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:23,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:23,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:23,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:23,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:23,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:23,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:23,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:23,291 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:23,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:23,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:23,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:23,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:23,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:23,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:23,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:23,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:23,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:23,357 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:23,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:23,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:23,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:23,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:23,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:23,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:23,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:23,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:23,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:23,422 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:23,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:23,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:23,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:23,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:23,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:23,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:23,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:23,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:23,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:23,487 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:23,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:23,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:23,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:23,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:23,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:23,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:23,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:23,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:23,556 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:23,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:23,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:23,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:23,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:23,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:23,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:23,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:23,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:23,622 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:23,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:23,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:23,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:23,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:23,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:23,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:23,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:23,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:23,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:23,687 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:23,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:23,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:23,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:23,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:23,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:23,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:23,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:23,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:23,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:23,755 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:23,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:23,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:23,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:23,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:23,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:23,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:23,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:23,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:23,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:23,824 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:23,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:23,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:23,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:23,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:23,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:23,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:23,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:23,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:23,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:23,891 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:23,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:23,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:23,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:23,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:23,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:23,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:23,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:23,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:23,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:23,956 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:23,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:23,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:23,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:24,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:24,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:24,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:24,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:24,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:24,027 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:24,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:24,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:24,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:24,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:24,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:24,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:24,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:24,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:24,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:24,095 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:24,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:24,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:24,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:24,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:24,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:24,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:24,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:24,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:24,161 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:24,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:24,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:24,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:24,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:24,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:24,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:24,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:24,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:24,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:24,228 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:24,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:24,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:24,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:24,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:24,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:24,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:24,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:24,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:24,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:24,305 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:24,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:24,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:24,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:24,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:24,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:24,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:24,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:24,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:24,370 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:24,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:24,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:24,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:24,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:24,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:24,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:24,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:24,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:24,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:24,434 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:24,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:24,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:24,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:24,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:24,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:24,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:24,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:24,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:24,500 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:24,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:24,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:24,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:24,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:24,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:24,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:24,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:24,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:24,569 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:24,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:24,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:24,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:24,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:24,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:24,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:24,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:24,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:24,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:24,634 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:24,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:24,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:24,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:24,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:24,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:24,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:24,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:24,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:24,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:24,699 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:24,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:24,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:24,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:24,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:24,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:24,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:24,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:24,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:24,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:24,765 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:24,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:24,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:24,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:24,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:24,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:24,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:24,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:24,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:24,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:24,833 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:24,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:24,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:24,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:24,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:24,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:24,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:24,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:24,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:24,898 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:24,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:24,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:24,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:24,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:24,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:24,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:24,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:24,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:24,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:24,964 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:24,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:24,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:24,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:24,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:25,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:25,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:25,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:25,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:25,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:25,035 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:25,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:25,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:25,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:25,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:25,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:25,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:25,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:25,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:25,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:25,103 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:25,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:25,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:25,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:25,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:25,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:25,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:25,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:25,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:25,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:25,170 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:25,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:25,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:25,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:25,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:25,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:25,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:25,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:25,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:25,236 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:25,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:25,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:25,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:25,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:25,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:25,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:25,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:25,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:25,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:25,307 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:25,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:25,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:25,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:25,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:25,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:25,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:25,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:25,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:25,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:25,373 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:25,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:25,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:25,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:25,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:25,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:25,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:25,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:25,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:25,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:25,438 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:25,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:25,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:25,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:25,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:25,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:25,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:25,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:25,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:25,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:25,505 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:25,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:25,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:25,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:25,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:25,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:25,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:25,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:25,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:25,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:25,574 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:25,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:25,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:25,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:25,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:25,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:25,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:25,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:25,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:25,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:25,644 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:25,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:25,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:25,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:25,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:25,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:25,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:25,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:25,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:25,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:25,708 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:25,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:25,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:25,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:25,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:25,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:25,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:25,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:25,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:25,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:25,777 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:25,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:25,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:25,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:25,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:25,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:25,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:25,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:25,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:25,844 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:25,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:25,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:25,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:25,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:25,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:25,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:25,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:25,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:25,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:25,910 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:25,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:25,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:25,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:25,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:25,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:25,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:25,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:25,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:25,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:25,976 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:25,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:25,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:25,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:26,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:26,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:26,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:26,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:26,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:26,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:26,047 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:26,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:26,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:26,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:26,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:26,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:26,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:26,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:26,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:26,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:26,116 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:26,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:26,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:26,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:26,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:26,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:26,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:26,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:26,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:26,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:26,185 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:26,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:26,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:26,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:26,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:26,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:26,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:26,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:26,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:26,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:26,254 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:26,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:26,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:26,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:26,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:26,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:26,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:26,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:26,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:26,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:26,327 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:26,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:26,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:26,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:26,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:26,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:26,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:26,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:26,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:26,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:26,398 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:26,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:26,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:26,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:26,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:26,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:26,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:26,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:26,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:26,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:26,466 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:26,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:26,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:26,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:26,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:26,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:26,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:26,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:26,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:26,536 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:26,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:26,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:26,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:26,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:26,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:26,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:26,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:26,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:26,611 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:26,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:26,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:26,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:26,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:26,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:26,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:26,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:26,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:26,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:26,680 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:26,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:26,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:26,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:26,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:26,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:26,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:26,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:26,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:26,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:26,745 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:26,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:26,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:26,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:26,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:26,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:26,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:26,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:26,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:26,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:26,810 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:26,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:26,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:26,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:26,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:26,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:26,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:26,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:26,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:26,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:26,880 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:26,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:26,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:26,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:26,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:26,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:26,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:26,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:26,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:26,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:26,946 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:26,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:26,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:26,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:26,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:26,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:27,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:27,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:27,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:27,011 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:27,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:27,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:27,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:27,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:27,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:27,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:27,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:27,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:27,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:27,082 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:27,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:27,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:27,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:27,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:27,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:27,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:27,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:27,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:27,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:27,150 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:27,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:27,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:27,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:27,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:27,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:27,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:27,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:27,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:27,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:27,216 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:27,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:27,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:27,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:27,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:27,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:27,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:27,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:27,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:27,280 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:27,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:27,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:27,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:27,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:27,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:27,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:27,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:27,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:27,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:27,351 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:27,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:27,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:27,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:27,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:27,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:27,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:27,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:27,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:27,417 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:27,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:27,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:27,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:27,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:27,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:27,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:27,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:27,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:27,482 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:27,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:27,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:27,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:27,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:27,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:27,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:27,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:27,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:27,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:27,548 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:27,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:27,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:27,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:27,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:27,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:27,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:27,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:27,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:27,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:27,622 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:27,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:27,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:27,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:27,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:27,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:27,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:27,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:27,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:27,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:27,688 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:27,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:27,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:27,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:27,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:27,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:27,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:27,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:27,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:27,753 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:27,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:27,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:27,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:27,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:27,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:27,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:27,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:27,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:27,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:27,818 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:27,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:27,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:27,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:27,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:27,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:27,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:27,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:27,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:27,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:27,887 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:27,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:27,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:27,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:27,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:27,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:27,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:27,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:27,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:27,953 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:27,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:27,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:27,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:27,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:27,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:27,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:28,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:28,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:28,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:28,017 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:28,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:28,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:28,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:28,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:28,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:28,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:28,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:28,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:28,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:28,086 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:28,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:28,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:28,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:28,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:28,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:28,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:28,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:28,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:28,154 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:28,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:28,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:28,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:28,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:28,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:28,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:28,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:28,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:28,220 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:28,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:28,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:28,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:28,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:28,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:28,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:28,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:28,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:28,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:28,286 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:28,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:28,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:28,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:28,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:28,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:28,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:28,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:28,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:28,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:28,357 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:28,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:28,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:28,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:28,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:28,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:28,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:28,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:28,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:28,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:28,429 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:28,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:28,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:28,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:28,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:28,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:28,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:28,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:28,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:28,493 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:28,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:28,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:28,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:28,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:28,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:28,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:28,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:28,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:28,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:28,559 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:28,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:28,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:28,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:28,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:28,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:28,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:28,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:28,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:28,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:28,629 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:28,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:28,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:28,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:28,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:28,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:28,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:28,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:28,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:28,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:28,700 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:28,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:28,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:28,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:28,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:28,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:28,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:28,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:28,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:28,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:28,767 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:28,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:28,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:28,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:28,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:28,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:28,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:28,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:28,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:28,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:28,836 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:28,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:28,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:28,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:28,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:28,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:28,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:28,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:28,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:28,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:28,909 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:28,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:28,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:28,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:28,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:28,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:28,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:28,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:28,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:28,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:28,979 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:28,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:28,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:28,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:29,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:29,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:29,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:29,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:29,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:29,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:29,046 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:29,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:29,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:29,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:29,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:29,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:29,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:29,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:29,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:29,118 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:29,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:29,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:29,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:29,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:29,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:29,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:29,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:29,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:29,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:29,191 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:29,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:29,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:29,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:29,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:29,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:29,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:29,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:29,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:29,262 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:29,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:29,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:29,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:29,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:29,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:29,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:29,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:29,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:29,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:29,327 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:29,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:29,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:29,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:29,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:29,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:29,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:29,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:29,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:29,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:29,399 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:29,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:29,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:29,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:29,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:29,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:29,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:29,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:29,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:29,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:29,474 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:29,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:29,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:29,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:29,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:29,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:29,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:29,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:29,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:29,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:29,546 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:29,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:29,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:29,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:29,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:29,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:29,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:29,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:29,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:29,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:29,616 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:29,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:29,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:29,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:29,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:29,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:29,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:29,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:29,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:29,689 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:29,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:29,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:29,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:29,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:29,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:29,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:29,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:29,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:29,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:29,764 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:29,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:29,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:29,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:29,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:29,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:29,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:29,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:29,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:29,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:29,844 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:29,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:29,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:29,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:29,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:29,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:29,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:29,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:29,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:29,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:29,922 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:29,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:29,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:29,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:29,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:29,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:29,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:29,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:29,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:29,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:29,993 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:29,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:29,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:29,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:30,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:30,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:30,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:30,062 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:30,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:30,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:30,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:30,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:30,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:30,128 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:30,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:30,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:30,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:30,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:30,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:30,197 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:30,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:30,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:30,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:30,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:30,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:30,267 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:30,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:30,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:30,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:30,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:30,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:30,333 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:30,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:30,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:30,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:30,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:30,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:30,399 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:30,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:30,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:30,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:30,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:30,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:30,467 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:30,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:30,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:30,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:30,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:30,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:30,538 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:30,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:30,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:30,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:30,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:30,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:30,605 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:30,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:30,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:30,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:30,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:30,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:30,671 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:30,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:30,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:30,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:30,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:30,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:30,742 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:30,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:30,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:30,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:30,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:30,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:30,810 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:30,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:30,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:30,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:30,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:30,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:30,877 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:30,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:30,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:30,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:30,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:30,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:30,943 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:30,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:30,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:30,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:31,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:31,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:31,014 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:31,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:31,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:31,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:31,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:31,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:31,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:31,081 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:31,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:31,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:31,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:31,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:31,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:31,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:31,147 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:31,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:31,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:31,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:31,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:31,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:31,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:31,212 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:31,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:31,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:31,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:31,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:31,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:31,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:31,284 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:31,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:31,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:31,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:31,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:31,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:31,356 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:31,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:31,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:31,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:31,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:31,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:31,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:31,423 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:31,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:31,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:31,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:31,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:31,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:31,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:31,492 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:31,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:31,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:31,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:31,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:31,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:31,564 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:31,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:31,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:31,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:31,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:31,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:31,633 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:31,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:31,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:31,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:31,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:31,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:31,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:31,701 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:31,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:31,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:31,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:31,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:31,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:31,772 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:31,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:31,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:31,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:31,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:31,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:31,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:31,841 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:31,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:31,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:31,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:31,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:31,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:31,908 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:31,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:31,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:31,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:31,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:31,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:31,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:31,975 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:31,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:31,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:32,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:32,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:32,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:32,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:32,047 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:32,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:32,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:32,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:32,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:32,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:32,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:32,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:32,116 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:32,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:32,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:32,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:32,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:32,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:32,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:32,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:32,182 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:32,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:32,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:32,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:32,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:32,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:32,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:32,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:32,253 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:32,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:32,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:32,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:32,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:32,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:32,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:32,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:32,327 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:32,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:32,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:32,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:32,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:32,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:32,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:32,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:32,399 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:32,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:32,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:32,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:32,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:32,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:32,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:32,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:32,468 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:32,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:32,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:32,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:32,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:32,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:32,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:32,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:32,540 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:32,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:32,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:32,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:32,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:32,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:32,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:32,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:32,614 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:32,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:32,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:32,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:32,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:32,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:32,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:32,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:32,690 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:32,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:32,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:32,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:32,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:32,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:32,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:32,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:32,758 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:32,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:32,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:32,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:32,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:32,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:32,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:32,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:32,831 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:32,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:32,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:32,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:32,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:32,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:32,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:32,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:32,903 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:32,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:32,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:32,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:32,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:32,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:32,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:32,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:32,972 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:32,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:32,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:32,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:33,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:33,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:33,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:33,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:33,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:33,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:33,041 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:33,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:33,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:33,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:33,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:33,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:33,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:33,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:33,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:33,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:33,114 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:33,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:33,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:33,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:33,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:33,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:33,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:33,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:33,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:33,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:33,184 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:33,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:33,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:33,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:33,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:33,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:33,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:33,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:33,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:33,252 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:33,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:33,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:33,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:33,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:33,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:33,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:33,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:33,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:33,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:33,321 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:33,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:33,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:33,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:33,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:33,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:33,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:33,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:33,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:33,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:33,393 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:33,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:33,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:33,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:33,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:33,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:33,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:33,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:33,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:33,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:33,462 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:33,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:33,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:33,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:33,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:33,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:33,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:33,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:33,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:33,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:33,529 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:33,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:33,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:33,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:33,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:33,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:33,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:33,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:33,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:33,598 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:33,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:33,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:33,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:33,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:33,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:33,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:33,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:33,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:33,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:33,671 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:33,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:33,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:33,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:33,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:33,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:33,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:33,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:33,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:33,741 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:33,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:33,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:33,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:33,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:33,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:33,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:33,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:33,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:33,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:33,809 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:33,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:33,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:33,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:33,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:33,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:33,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:33,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:33,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:33,882 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:33,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:33,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:33,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:33,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:33,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:33,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:33,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:33,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:33,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:33,955 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:33,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:33,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:33,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:33,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:34,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:34,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:34,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:34,025 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:34,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:34,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:34,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:34,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:34,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:34,100 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:34,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:34,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:34,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:34,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:34,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:34,174 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:34,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:34,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:34,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:34,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:34,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:34,246 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:34,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:34,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:34,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:34,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:34,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:34,313 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:34,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:34,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:34,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:34,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:34,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:34,379 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:34,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:34,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:34,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:34,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:34,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:34,447 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:34,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:34,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:34,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:34,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:34,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:34,519 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:34,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:34,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:34,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:34,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:34,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:34,584 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:34,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:34,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:34,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:34,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:34,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:34,650 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:34,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:34,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:34,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:34,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:34,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:34,723 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:34,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:34,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:34,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:34,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:34,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:34,792 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:34,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:34,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:34,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:34,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:34,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:34,857 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:34,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:34,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:34,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:34,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:34,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:34,924 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:34,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:34,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:34,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:34,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:34,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:34,996 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:34,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:34,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:35,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:35,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:35,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:35,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:35,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:35,064 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:35,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:35,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:35,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:35,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:35,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:35,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:35,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:35,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:35,130 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:35,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:35,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:35,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:35,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:35,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:35,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:35,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:35,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:35,199 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:35,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:35,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:35,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:35,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:35,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:35,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:35,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:35,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:35,273 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:35,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:35,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:35,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:35,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:35,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:35,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:35,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:35,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:35,343 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:35,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:35,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:35,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:35,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:35,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:35,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:35,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:35,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:35,412 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:35,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:35,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:35,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:35,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:35,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:35,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:35,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:35,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:35,484 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:35,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:35,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:35,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:35,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:35,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:35,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:35,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:35,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:35,555 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:35,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:35,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:35,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:35,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:35,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:35,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:35,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:35,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:35,621 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:35,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:35,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:35,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:35,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:35,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:35,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:35,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:35,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:35,685 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:35,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:35,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:35,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:35,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:35,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:35,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:35,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:35,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:35,753 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:35,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:35,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:35,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:35,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:35,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:35,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:35,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:35,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:35,819 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:35,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:35,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:35,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:35,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:35,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:35,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:35,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:35,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:35,888 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:35,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:35,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:35,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:35,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:35,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:35,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:35,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:35,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:35,956 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:35,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:35,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:35,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:36,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:36,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:36,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:36,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:36,026 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:36,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:36,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:36,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:36,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:36,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:36,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:36,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:36,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:36,092 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:36,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:36,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:36,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:36,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:36,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:36,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:36,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:36,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:36,158 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:36,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:36,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:36,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:36,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:36,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:36,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:36,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:36,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:36,225 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:36,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:36,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:36,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:36,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:36,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:36,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:36,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:36,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:36,294 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:36,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:36,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:36,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:36,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:36,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:36,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:36,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:36,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:36,361 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:36,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:36,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:36,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:36,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:36,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:36,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:36,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:36,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:36,426 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:36,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:36,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:36,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:36,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:36,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:36,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:36,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:36,491 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:36,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:36,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:36,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:36,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:36,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:36,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:36,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:36,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:36,560 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:36,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:36,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:36,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:36,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:36,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:36,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:36,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:36,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:36,630 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:36,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:36,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:36,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:36,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:36,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:36,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:36,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:36,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:36,700 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:36,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:36,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:36,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:36,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:36,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:36,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:36,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:36,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:36,776 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:36,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:36,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:36,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:36,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:36,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:36,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:36,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:36,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:36,850 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:36,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:36,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:36,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:36,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:36,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:36,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:36,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:36,923 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:36,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:36,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:36,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:36,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:36,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:36,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:36,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:36,991 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:36,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:36,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:36,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:37,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:37,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:37,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:37,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:37,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:37,064 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:37,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:37,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:37,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:37,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:37,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:37,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:37,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:37,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:37,135 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:37,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:37,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:37,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:37,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:37,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:37,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:37,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:37,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:37,203 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:37,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:37,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:37,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:37,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:37,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:37,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:37,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:37,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:37,270 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:37,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:37,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:37,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:37,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:37,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:37,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:37,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:37,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:37,341 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:37,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:37,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:37,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:37,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:37,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:37,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:37,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:37,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:37,410 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:37,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:37,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:37,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:37,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:37,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:37,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:37,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:37,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:37,475 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:37,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:37,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:37,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:37,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:37,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:37,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:37,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:37,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:37,542 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:37,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:37,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:37,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:37,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:37,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:37,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:37,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:37,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:37,613 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:37,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:37,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:37,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:37,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:37,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:37,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:37,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:37,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:37,681 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:37,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:37,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:37,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:37,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:37,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:37,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:37,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:37,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:37,747 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:37,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:37,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:37,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:37,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:37,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:37,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:37,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:37,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:37,815 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:37,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:37,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:37,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:37,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:37,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:37,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:37,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:37,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:37,885 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:37,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:37,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:37,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:37,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:37,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:37,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:37,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:37,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:37,952 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:37,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:37,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:37,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:37,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:37,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:38,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:38,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:38,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:38,018 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:38,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:38,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:38,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:38,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:38,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:38,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:38,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:38,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:38,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:38,087 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:38,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:38,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:38,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:38,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:38,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:38,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:38,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:38,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:38,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:38,156 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:38,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:38,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:38,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:38,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:38,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:38,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:38,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:38,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:38,227 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:38,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:38,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:38,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:38,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:38,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:38,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:38,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:38,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:38,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:38,304 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:38,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:38,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:38,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:38,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:38,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:38,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:38,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:38,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:38,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:38,381 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:38,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:38,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:38,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:38,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:38,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:38,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:38,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:38,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:38,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:38,454 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:38,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:38,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:38,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:38,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:38,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:38,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:38,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:38,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:38,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:38,526 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:38,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:38,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:38,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:38,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:38,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:38,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:38,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:38,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:38,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:38,596 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:38,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:38,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:38,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:38,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:38,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:38,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:38,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:38,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:38,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:38,669 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:38,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:38,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:38,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:38,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:38,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:38,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:38,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:38,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:38,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:38,741 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:38,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:38,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:38,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:38,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:38,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:38,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:38,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:38,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:38,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:38,811 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:38,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:38,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:38,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:38,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:38,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:38,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:38,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:38,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:38,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:38,884 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:38,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:38,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:38,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:38,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:38,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:38,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:38,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:38,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:38,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:38,959 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:38,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:38,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:38,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:38,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:39,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:39,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:39,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:39,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:39,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:39,030 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:39,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:39,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:39,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:39,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:39,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:39,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:39,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:39,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:39,100 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:39,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:39,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:39,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:39,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:39,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:39,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:39,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:39,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:39,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:39,174 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:39,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:39,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:39,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:39,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:39,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:39,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:39,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:39,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:39,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:39,248 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:39,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:39,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:39,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:39,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:39,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:39,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:39,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:39,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:39,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:39,318 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:39,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:39,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:39,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:39,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:39,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:39,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:39,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:39,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:39,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:39,390 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:39,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:39,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:39,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:39,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:39,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:39,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:39,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:39,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:39,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:39,465 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:39,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:39,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:39,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:39,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:39,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:39,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:39,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:39,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:39,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:39,539 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:39,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:39,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:39,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:39,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:39,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:39,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:39,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:39,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:39,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:39,608 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:39,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:39,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:39,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:39,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:39,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:39,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:39,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:39,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:39,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:39,680 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:39,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:39,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:39,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:39,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:39,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:39,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:39,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:39,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:39,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:39,761 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:39,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:39,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:39,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:39,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:39,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:39,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:39,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:39,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:39,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:39,833 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:39,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:39,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:39,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:39,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:39,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:39,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:39,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:39,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:39,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:39,903 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:39,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:39,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:39,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:39,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:39,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:39,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:39,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:39,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:39,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:39,976 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:39,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:39,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:39,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:40,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:40,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:40,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:40,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:40,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:40,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:40,051 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:40,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:40,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:40,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:40,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:40,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:40,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:40,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:40,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:40,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:40,123 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:40,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:40,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:40,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:40,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:40,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:40,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:40,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:40,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:40,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:40,193 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:40,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:40,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:40,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:40,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:40,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:40,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:40,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:40,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:40,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:40,266 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:40,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:40,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:40,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:40,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:40,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:40,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:40,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:40,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:40,340 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:40,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:40,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:40,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:40,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:40,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:40,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:40,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:40,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:40,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:40,412 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:40,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:40,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:40,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:40,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:40,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:40,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:40,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:40,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:40,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:40,482 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:40,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:40,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:40,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:40,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:40,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:40,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:40,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:40,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:40,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:40,552 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:40,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:40,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:40,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:40,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:40,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:40,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:40,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:40,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:40,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:40,621 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:40,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:40,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:40,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:40,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:40,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:40,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:40,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:40,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:40,689 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:40,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:40,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:40,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:40,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:40,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:40,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:40,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:40,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:40,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:40,756 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:40,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:40,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:40,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:40,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:40,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:40,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:40,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:40,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:40,828 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:40,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:40,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:40,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:40,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:40,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:40,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:40,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:40,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:40,896 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:40,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:40,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:40,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:40,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:40,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:40,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:40,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:40,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:40,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:40,962 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:40,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:40,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:40,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:40,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:41,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:41,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:41,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:41,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:41,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:41,029 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:41,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:41,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:41,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:41,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:41,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:41,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:41,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:41,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:41,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:41,102 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:41,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:41,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:41,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:41,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:41,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:41,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:41,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:41,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:41,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:41,174 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:41,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:41,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:41,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:41,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:41,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:41,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:41,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:41,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:41,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:41,246 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:41,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:41,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:41,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:41,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:41,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:41,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:41,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:41,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:41,315 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:41,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:41,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:41,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:41,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:41,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:41,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:41,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:41,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:41,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:41,384 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:41,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:41,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:41,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:41,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:41,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:41,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:41,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:41,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:41,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:41,452 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:41,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:41,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:41,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:41,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:41,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:41,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:41,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:41,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:41,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:41,521 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:41,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:41,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:41,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:41,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:41,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:41,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:41,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:41,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:41,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:41,591 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:41,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:41,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:41,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:41,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:41,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:41,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:41,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:41,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:41,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:41,664 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:41,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:41,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:41,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:41,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:41,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:41,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:41,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:41,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:41,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:41,732 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:41,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:41,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:41,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:41,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:41,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:41,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:41,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:41,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:41,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:41,803 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:41,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:41,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:41,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:41,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:41,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:41,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:41,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:41,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:41,871 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:41,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:41,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:41,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:41,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:41,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:41,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:41,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:41,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:41,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:41,943 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:41,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:41,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:41,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:41,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:41,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:41,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:42,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:42,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:42,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:42,009 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:42,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:42,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:42,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:42,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:42,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:42,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:42,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:42,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:42,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:42,078 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:42,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:42,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:42,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:42,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:42,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:42,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:42,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:42,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:42,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:42,145 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:42,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:42,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:42,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:42,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:42,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:42,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:42,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:42,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:42,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:42,214 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:42,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:42,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:42,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:42,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:42,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:42,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:42,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:42,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:42,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:42,282 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:42,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:42,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:42,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:42,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:42,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:42,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:42,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:42,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:42,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:42,350 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:42,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:42,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:42,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:42,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:42,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:42,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:42,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:42,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:42,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:42,419 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:42,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:42,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:42,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:42,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:42,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:42,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:42,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:42,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:42,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:42,488 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:42,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:42,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:42,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:42,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:42,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:42,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:42,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:42,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:42,557 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:42,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:42,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:42,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:42,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:42,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:42,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:42,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:42,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:42,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:42,630 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:42,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:42,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:42,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:42,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:42,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:42,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:42,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:42,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:42,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:42,701 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:42,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:42,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:42,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:42,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:42,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:42,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:42,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:42,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:42,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:42,771 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:42,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:42,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:42,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:42,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:42,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:42,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:42,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:42,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:42,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:42,838 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:42,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:42,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:42,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:42,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:42,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:42,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:42,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:42,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:42,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:42,906 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:42,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:42,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:42,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:42,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:42,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:42,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:42,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:42,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:42,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:42,975 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:42,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:42,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:42,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:43,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:43,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:43,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:43,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:43,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:43,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:43,041 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:43,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:43,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:43,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:43,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:43,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:43,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:43,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:43,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:43,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:43,107 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:43,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:43,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:43,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:43,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:43,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:43,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:43,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:43,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:43,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:43,176 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:43,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:43,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:43,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:43,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:43,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:43,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:43,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:43,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:43,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:43,243 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:43,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:43,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:43,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:43,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:43,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:43,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:43,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:43,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:43,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:43,310 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:43,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:43,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:43,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:43,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:43,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:43,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:43,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:43,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:43,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:43,378 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:43,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:43,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:43,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:43,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:43,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:43,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:43,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:43,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:43,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:43,445 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:43,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:43,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:43,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:43,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:43,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:43,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:43,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:43,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:43,513 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:43,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:43,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:43,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:43,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:43,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:43,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:43,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:43,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:43,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:43,583 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:43,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:43,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:43,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:43,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:43,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:43,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:43,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:43,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:43,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:43,652 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:43,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:43,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:43,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:43,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:43,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:43,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:43,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:43,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:43,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:43,720 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:43,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:43,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:43,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:43,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:43,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:43,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:43,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:43,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:43,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:43,790 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:43,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:43,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:43,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:43,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:43,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:43,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:43,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:43,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:43,859 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:43,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:43,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:43,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:43,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:43,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:43,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:43,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:43,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:43,931 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:43,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:43,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:43,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:43,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:43,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:43,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:44,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:44,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:44,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:44,004 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:44,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:44,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:44,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:44,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:44,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:44,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:44,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:44,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:44,072 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:44,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:44,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:44,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:44,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:44,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:44,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:44,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:44,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:44,141 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:44,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:44,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:44,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:44,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:44,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:44,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:44,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:44,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:44,212 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:44,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:44,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:44,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:44,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:44,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:44,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:44,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:44,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:44,277 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:44,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:44,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:44,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:44,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:44,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:44,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:44,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:44,344 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:44,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:44,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:44,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:44,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:44,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:44,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:44,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:44,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:44,411 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:44,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:44,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:44,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:44,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:44,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:44,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:44,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:44,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:44,479 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:44,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:44,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:44,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:44,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:44,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:44,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:44,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:44,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:44,546 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:44,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:44,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:44,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:44,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:44,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:44,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:44,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:44,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:44,614 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:44,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:44,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:44,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:44,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:44,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:44,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:44,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:44,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:44,683 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:44,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:44,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:44,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:44,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:44,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:44,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:44,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:44,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:44,752 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:44,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:44,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:44,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:44,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:44,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:44,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:44,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:44,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:44,817 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:44,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:44,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:44,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:44,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:44,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:44,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:44,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:44,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:44,881 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:44,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:44,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:44,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:44,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:44,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:44,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:44,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:44,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:44,945 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:44,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:44,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:44,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:44,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:44,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:45,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:45,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:45,012 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:45,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:45,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:45,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:45,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:45,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:45,082 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:45,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:45,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:45,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:45,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:45,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:45,148 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:45,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:45,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:45,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:45,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:45,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:45,218 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:45,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:45,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:45,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:45,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:45,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:45,285 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:45,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:45,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:45,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:45,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:45,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:45,357 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:45,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:45,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:45,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:45,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:45,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:45,421 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:45,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:45,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:45,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:45,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:45,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:45,486 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:45,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:45,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:45,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:45,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:45,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:45,550 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:45,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:45,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:45,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:45,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:45,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:45,615 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:45,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:45,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:45,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:45,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:45,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:45,680 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:45,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:45,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:45,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:45,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:45,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:45,744 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:45,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:45,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:45,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:45,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:45,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:45,809 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:45,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:45,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:45,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:45,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:45,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:45,874 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:45,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:45,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:45,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:45,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:45,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:45,939 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:45,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:45,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:45,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:46,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:46,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:46,004 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:46,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:46,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:46,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:46,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:46,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:46,069 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:46,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:46,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:46,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:46,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:46,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:46,134 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:46,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:46,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:46,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:46,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:46,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:46,199 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:46,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:46,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:46,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:46,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:46,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:46,264 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:46,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:46,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:46,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:46,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:46,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:46,329 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:46,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:46,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:46,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:46,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:46,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:46,394 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:46,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:46,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:46,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:46,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:46,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:46,459 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:46,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:46,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:46,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:46,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:46,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:46,524 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:46,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:46,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:46,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:46,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:46,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:46,589 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:46,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:46,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:46,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:46,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:46,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:46,655 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:46,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:46,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:46,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:46,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:46,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:46,722 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:46,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:46,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:46,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:46,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:46,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:46,787 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:46,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:46,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:46,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:46,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:46,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:46,851 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:46,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:46,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:46,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:46,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:46,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:46,916 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:46,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:46,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:46,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:46,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:46,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:46,981 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:46,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:46,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:47,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:47,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:47,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:47,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:47,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:47,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:47,046 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:47,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:47,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:47,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:47,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:47,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:47,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:47,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:47,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:47,111 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:47,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:47,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:47,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:47,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:47,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:47,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:47,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:47,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:47,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:47,184 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:47,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:47,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:47,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:47,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:47,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:47,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:47,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:47,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:47,253 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:47,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:47,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:47,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:47,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:47,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:47,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:47,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:47,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:47,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:47,322 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:47,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:47,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:47,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:47,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:47,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:47,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:47,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:47,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:47,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:47,391 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:47,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:47,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:47,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:47,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:47,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:47,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:47,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:47,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:47,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:47,461 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:47,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:47,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:47,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:47,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:47,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:47,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:47,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:47,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:47,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:47,530 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:47,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:47,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:47,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:47,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:47,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:47,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:47,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:47,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:47,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:47,600 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:47,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:47,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:47,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:47,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:47,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:47,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:47,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:47,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:47,670 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:47,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:47,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:47,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:47,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:47,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:47,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:47,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:47,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:47,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:47,739 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:47,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:47,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:47,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:47,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:47,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:47,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:47,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:47,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:47,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:47,809 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:47,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:47,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:47,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:47,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:47,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:47,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:47,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:47,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:47,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:47,879 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:47,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:47,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:47,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:47,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:47,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:47,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:47,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:47,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:47,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:47,949 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:47,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:47,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:47,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:47,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:47,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:47,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:48,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:48,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:48,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:48,016 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:48,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:48,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:48,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:48,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:48,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:48,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:48,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:48,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:48,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:48,088 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:48,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:48,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:48,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:48,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:48,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:48,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:48,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:48,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:48,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:48,154 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:48,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:48,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:48,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:48,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:48,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:48,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:48,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:48,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:48,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:48,219 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:48,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:48,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:48,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:48,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:48,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:48,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:48,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:48,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:48,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:48,284 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:48,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:48,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:48,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:48,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:48,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:48,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:48,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:48,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:48,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:48,350 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:48,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:48,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:48,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:48,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:48,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:48,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:48,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:48,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:48,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:48,415 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:48,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:48,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:48,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:48,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:48,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:48,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:48,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:48,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:48,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:48,481 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:48,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:48,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:48,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:48,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:48,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:48,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:48,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:48,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:48,546 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:48,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:48,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:48,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:48,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:48,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:48,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:48,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:48,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:48,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:48,612 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:48,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:48,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:48,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:48,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:48,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:48,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:48,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:48,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:48,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:48,679 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:48,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:48,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:48,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:48,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:48,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:48,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:48,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:48,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:48,744 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:48,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:48,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:48,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:48,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:48,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:48,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:48,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:48,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:48,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:48,811 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:48,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:48,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:48,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:48,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:48,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:48,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:48,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:48,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:48,877 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:48,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:48,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:48,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:48,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:48,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:48,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:48,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:48,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:48,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:48,942 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:48,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:48,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:48,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:48,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:48,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:48,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:49,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:49,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:49,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:49,008 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:49,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:49,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:49,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:49,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:49,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:49,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:49,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:49,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:49,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:49,074 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:49,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:49,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:49,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:49,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:49,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:49,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:49,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:49,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:49,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:49,140 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:49,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:49,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:49,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:49,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:49,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:49,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:49,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:49,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:49,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:49,205 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:49,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:49,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:49,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:49,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:49,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:49,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:49,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:49,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:49,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:49,272 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:49,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:49,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:49,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:49,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:49,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:49,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:49,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:49,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:49,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:49,337 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:49,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:49,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:49,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:49,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:49,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:49,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:49,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:49,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:49,408 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:49,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:49,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:49,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:49,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:49,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:49,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:49,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:49,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:49,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:49,474 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:49,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:49,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:49,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:49,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:49,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:49,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:49,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:49,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:49,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:49,540 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:49,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:49,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:49,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:49,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:49,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:49,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:49,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:49,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:49,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:49,606 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:49,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:49,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:49,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:49,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:49,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:49,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:49,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:49,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:49,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:49,671 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:49,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:49,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:49,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:49,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:49,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:49,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:49,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:49,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:49,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:49,740 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:49,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:49,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:49,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:49,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:49,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:49,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:49,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:49,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:49,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:49,805 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:49,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:49,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:49,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:49,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:49,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:49,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:49,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:49,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:49,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:49,871 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:49,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:49,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:49,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:49,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:49,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:49,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:49,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:49,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:49,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:49,937 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:49,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:49,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:49,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:49,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:49,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:49,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:50,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:50,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:50,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:50,003 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:50,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:50,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:50,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:50,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:50,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:50,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:50,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:50,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:50,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:50,069 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:50,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:50,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:50,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:50,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:50,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:50,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:50,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:50,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:50,135 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:50,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:50,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:50,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:50,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:50,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:50,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:50,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:50,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:50,201 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:50,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:50,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:50,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:50,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:50,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:50,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:50,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:50,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:50,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:50,267 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:50,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:50,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:50,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:50,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:50,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:50,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:50,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:50,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:50,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:50,334 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:50,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:50,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:50,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:50,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:50,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:50,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:50,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:50,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:50,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:50,400 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:50,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:50,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:50,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:50,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:50,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:50,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:50,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:50,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:50,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:50,466 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:50,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:50,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:50,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:50,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:50,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:50,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:50,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:50,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:50,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:50,532 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:50,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:50,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:50,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:50,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:50,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:50,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:50,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:50,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:50,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:50,598 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:50,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:50,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:50,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:50,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:50,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:50,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:50,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:50,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:50,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:50,664 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:50,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:50,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:50,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:50,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:50,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:50,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:50,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:50,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:50,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:50,734 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:50,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:50,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:50,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:50,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:50,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:50,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:50,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:50,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:50,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:50,801 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:50,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:50,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:50,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:50,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:50,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:50,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:50,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:50,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:50,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:50,866 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:50,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:50,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:50,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:50,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:50,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:50,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:50,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:50,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:50,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:50,932 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:50,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:50,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:50,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:50,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:50,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:50,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:50,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:50,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:50,998 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:50,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:50,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:50,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:51,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:51,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:51,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:51,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:51,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:51,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:51,064 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:51,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:51,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:51,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:51,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:51,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:51,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:51,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:51,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:51,130 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:51,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:51,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:51,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:51,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:51,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:51,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:51,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:51,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:51,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:51,196 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:51,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:51,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:51,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:51,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:51,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:51,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:51,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:51,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:51,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:51,262 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:51,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:51,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:51,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:51,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:51,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:51,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:51,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:51,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:51,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:51,328 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:51,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:51,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:51,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:51,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:51,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:51,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:51,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:51,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:51,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:51,396 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:51,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:51,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:51,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:51,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:51,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:51,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:51,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:51,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:51,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:51,462 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:51,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:51,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:51,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:51,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:51,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:51,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:51,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:51,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:51,529 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:51,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:51,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:51,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:51,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:51,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:51,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:51,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:51,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:51,595 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:51,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:51,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:51,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:51,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:51,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:51,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:51,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:51,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:51,661 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:51,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:51,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:51,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:51,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:51,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:51,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:51,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:51,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:51,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:51,727 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:51,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:51,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:51,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:51,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:51,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:51,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:51,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:51,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:51,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:51,802 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:51,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:51,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:51,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:51,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:51,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:51,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:51,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:51,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:51,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:51,873 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:51,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:51,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:51,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:51,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:51,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:51,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:51,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:51,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:51,939 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:51,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:51,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:51,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:51,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:51,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:52,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:52,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:52,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:52,005 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:52,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:52,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:52,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:52,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:52,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:52,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:52,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:52,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:52,073 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:52,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:52,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:52,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:52,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:52,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:52,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:52,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:52,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:52,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:52,143 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:52,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:52,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:52,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:52,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:52,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:52,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:52,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:52,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:52,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:52,208 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:52,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:52,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:52,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:52,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:52,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:52,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:52,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:52,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:52,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:52,274 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:52,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:52,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:52,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:52,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:52,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:52,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:52,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:52,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:52,339 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:52,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:52,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:52,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:52,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:52,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:52,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:52,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:52,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:52,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:52,405 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:52,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:52,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:52,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:52,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:52,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:52,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:52,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:52,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:52,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:52,470 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:52,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:52,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:52,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:52,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:52,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:52,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:52,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:52,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:52,536 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:52,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:52,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:52,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:52,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:52,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:52,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:52,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:52,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:52,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:52,601 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:52,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:52,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:52,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:52,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:52,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:52,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:52,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:52,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:52,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:52,666 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:52,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:52,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:52,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:52,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:52,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:52,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:52,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:52,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:52,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:52,732 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:52,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:52,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:52,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:52,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:52,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:52,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:52,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:52,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:52,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:52,798 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:52,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:52,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:52,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:52,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:52,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:52,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:52,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:52,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:52,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:52,864 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:52,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:52,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:52,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:52,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:52,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:52,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:52,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:52,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:52,930 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:52,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:52,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:52,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:52,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:52,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:52,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:52,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:52,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:52,996 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:52,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:52,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:52,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:53,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:53,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:53,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:53,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:53,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:53,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:53,063 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:53,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:53,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:53,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:53,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:53,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:53,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:53,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:53,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:53,129 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:53,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:53,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:53,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:53,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:53,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:53,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:53,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:53,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:53,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:53,195 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:53,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:53,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:53,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:53,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:53,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:53,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:53,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:53,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:53,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:53,261 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:53,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:53,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:53,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:53,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:53,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:53,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:53,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:53,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:53,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:53,327 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:53,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:53,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:53,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:53,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:53,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:53,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:53,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:53,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:53,394 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:53,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:53,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:53,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:53,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:53,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:53,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:53,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:53,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:53,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:53,464 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:53,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:53,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:53,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:53,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:53,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:53,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:53,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:53,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:53,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:53,530 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:53,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:53,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:53,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:53,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:53,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:53,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:53,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:53,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:53,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:53,596 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:53,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:53,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:53,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:53,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:53,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:53,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:53,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:53,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:53,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:53,662 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:53,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:53,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:53,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:53,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:53,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:53,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:53,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:53,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:53,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:53,727 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:53,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:53,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:53,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:53,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:53,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:53,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:53,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:53,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:53,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:53,792 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:53,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:53,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:53,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:53,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:53,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:53,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:53,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:53,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:53,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:53,858 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:53,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:53,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:53,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:53,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:53,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:53,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:53,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:53,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:53,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:53,924 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:53,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:53,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:53,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:53,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:53,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:53,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:53,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:53,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:53,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:53,989 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:53,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:53,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:53,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:54,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:54,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:54,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:54,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:54,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:54,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:54,066 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:54,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:54,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:54,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:54,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:54,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:54,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:54,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:54,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:54,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:54,141 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:54,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:54,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:54,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:54,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:54,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:54,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:54,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:54,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:54,214 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:54,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:54,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:54,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:54,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:54,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:54,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:54,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:54,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:54,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:54,288 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:54,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:54,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:54,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:54,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:54,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:54,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:54,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:54,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:54,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:54,362 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:54,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:54,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:54,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:54,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:54,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:54,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:54,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:54,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:54,436 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:54,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:54,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:54,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:54,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:54,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:54,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:54,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:54,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:54,511 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:54,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:54,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:54,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:54,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:54,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:54,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:54,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:54,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:54,585 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:54,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:54,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:54,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:54,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:54,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:54,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:54,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:54,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:54,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:54,657 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:54,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:54,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:54,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:54,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:54,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:54,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:54,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:54,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:54,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:54,731 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:54,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:54,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:54,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:54,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:54,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:54,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:54,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:54,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:54,806 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:54,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:54,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:54,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:54,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:54,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:54,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:54,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:54,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:54,886 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:54,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:54,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:54,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:54,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:54,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:54,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:54,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:54,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:54,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:54,960 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:54,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:54,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:54,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:54,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:55,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:55,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:55,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:55,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:55,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:55,033 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:55,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:55,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:55,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:55,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:55,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:55,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:55,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:55,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:55,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:55,106 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:55,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:55,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:55,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:55,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:55,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:55,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:55,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:55,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:55,179 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:55,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:55,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:55,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:55,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:55,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:55,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:55,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:55,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:55,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:55,253 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:55,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:55,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:55,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:55,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:55,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:55,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:55,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:55,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:55,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:55,326 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:55,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:55,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:55,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:55,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:55,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:55,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:55,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:55,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:55,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:55,398 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:55,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:55,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:55,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:55,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:55,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:55,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:55,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:55,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:55,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:55,465 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:55,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:55,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:55,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:55,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:55,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:55,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:55,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:55,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:55,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:55,532 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:55,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:55,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:55,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:55,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:55,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:55,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:55,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:55,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:55,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:55,600 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:55,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:55,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:55,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:55,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:55,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:55,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:55,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:55,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:55,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:55,667 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:55,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:55,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:55,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:55,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:55,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:55,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:55,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:55,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:55,734 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:55,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:55,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:55,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:55,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:55,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:55,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:55,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:55,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:55,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:55,801 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:55,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:55,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:55,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:55,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:55,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:55,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:55,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:55,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:55,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:55,868 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:55,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:55,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:55,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:55,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:55,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:55,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:55,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:55,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:55,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:55,935 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:55,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:55,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:55,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:55,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:55,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:55,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:56,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:56,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:56,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:56,002 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:56,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:56,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:56,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:56,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:56,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:56,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:56,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:56,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:56,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:56,069 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:56,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:56,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:56,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:56,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:56,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:56,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:56,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:56,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:56,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:56,136 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:56,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:56,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:56,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:56,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:56,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:56,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:56,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:56,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:56,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:56,203 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:56,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:56,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:56,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:56,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:56,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:56,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:56,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:56,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:56,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:56,270 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:56,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:56,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:56,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:56,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:56,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:56,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:56,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:56,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:56,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:56,340 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:56,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:56,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:56,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:56,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:56,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:56,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:56,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:56,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:56,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:56,407 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:56,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:56,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:56,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:56,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:56,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:56,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:56,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:56,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:56,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:56,473 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:56,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:56,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:56,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:56,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:56,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:56,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:56,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:56,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:56,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:56,540 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:56,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:56,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:56,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:56,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:56,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:56,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:56,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:56,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:56,606 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:56,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:56,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:56,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:56,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:56,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:56,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:56,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:56,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:56,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:56,673 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:56,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:56,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:56,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:56,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:56,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:56,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:56,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:56,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:56,740 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:56,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:56,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:56,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:56,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:56,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:56,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:56,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:56,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:56,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:56,806 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:56,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:56,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:56,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:56,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:56,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:56,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:56,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:56,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:56,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:56,873 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:56,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:56,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:56,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:56,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:56,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:56,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:56,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:56,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:56,940 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:56,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:56,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:56,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:56,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:56,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:56,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:57,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:57,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:57,007 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:57,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:57,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:57,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:57,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:57,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:57,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:57,074 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:57,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:57,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:57,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:57,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:57,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:57,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:57,142 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:57,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:57,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:57,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:57,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:57,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:57,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:57,209 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:57,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:57,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:57,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:57,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:57,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:57,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:57,276 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:57,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:57,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:57,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:57,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:57,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:57,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:57,343 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:57,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:57,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:57,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:57,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:57,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:57,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:57,410 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:57,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:57,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:57,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:57,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:57,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:57,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:57,478 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:57,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:57,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:57,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:57,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:57,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:57,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:57,545 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:57,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:57,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:57,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:57,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:57,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:57,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:57,612 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:57,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:57,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:57,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:57,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:57,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:57,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:57,684 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:57,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:57,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:57,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:57,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:57,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:57,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:57,750 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:57,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:57,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:57,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:57,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:57,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:57,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:57,817 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:57,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:57,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:57,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:57,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:57,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:57,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:57,884 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:57,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:57,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:57,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:57,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:57,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:57,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:57,950 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:57,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:57,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:57,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:57,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:58,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:58,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:58,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:58,017 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:58,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:58,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:58,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:58,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:58,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:58,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:58,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:58,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:58,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:58,085 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:58,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:58,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:58,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:58,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:58,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:58,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:58,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:58,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:58,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:58,152 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:58,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:58,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:58,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:58,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:58,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:58,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:58,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:58,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:58,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:58,219 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:58,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:58,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:58,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:58,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:58,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:58,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:58,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:58,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:58,286 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:58,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:58,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:58,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:58,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:58,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:58,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:58,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:58,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:58,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:58,353 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:58,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:58,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:58,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:58,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:58,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:58,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:58,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:58,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:58,420 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:58,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:58,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:58,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:58,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:58,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:58,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:58,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:58,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:58,487 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:58,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:58,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:58,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:58,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:58,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:58,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:58,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:58,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:58,554 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:58,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:58,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:58,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:58,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:58,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:58,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:58,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:58,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:58,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:58,621 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:58,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:58,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:58,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:58,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:58,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:58,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:58,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:58,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:58,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:58,688 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:58,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:58,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:58,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:58,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:58,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:58,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:58,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:58,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:58,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:58,755 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:58,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:58,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:58,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:58,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:58,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:58,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:58,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:58,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:58,822 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:58,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:58,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:58,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:58,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:58,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:58,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:58,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:58,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:58,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:58,890 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:58,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:58,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:58,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:58,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:58,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:58,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:25:58,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:25:58,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:58,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:25:58,957 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:25:58,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:25:58,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:58,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:58,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:59,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:25:59,002 INFO L286 TraceCheckSpWp]: Computing forward predicates...