./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--console--fbcon.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_de913d45-43ae-4d9d-8e55-d7a9c37bcbf0/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de913d45-43ae-4d9d-8e55-d7a9c37bcbf0/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_de913d45-43ae-4d9d-8e55-d7a9c37bcbf0/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de913d45-43ae-4d9d-8e55-d7a9c37bcbf0/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--console--fbcon.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de913d45-43ae-4d9d-8e55-d7a9c37bcbf0/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de913d45-43ae-4d9d-8e55-d7a9c37bcbf0/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 64bit --witnessprinter.graph.data.programhash 037e795cce503850d2c4452c45fcb076e5748c33e58ba9a275ca2db56216e774 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:51:55,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:51:55,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:51:55,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:51:55,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:51:55,298 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:51:55,300 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:51:55,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:51:55,304 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:51:55,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:51:55,307 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:51:55,308 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:51:55,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:51:55,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:51:55,312 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:51:55,313 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:51:55,314 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:51:55,315 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:51:55,317 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:51:55,320 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:51:55,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:51:55,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:51:55,325 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:51:55,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:51:55,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:51:55,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:51:55,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:51:55,332 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:51:55,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:51:55,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:51:55,335 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:51:55,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:51:55,337 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:51:55,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:51:55,339 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:51:55,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:51:55,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:51:55,341 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:51:55,341 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:51:55,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:51:55,343 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:51:55,344 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de913d45-43ae-4d9d-8e55-d7a9c37bcbf0/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 00:51:55,374 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:51:55,375 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:51:55,376 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:51:55,376 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:51:55,377 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:51:55,377 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:51:55,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:51:55,378 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:51:55,379 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:51:55,379 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:51:55,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:51:55,380 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:51:55,380 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:51:55,380 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:51:55,381 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:51:55,381 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:51:55,381 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:51:55,382 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:51:55,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:51:55,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:51:55,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:51:55,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:51:55,383 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:51:55,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:51:55,384 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:51:55,384 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_de913d45-43ae-4d9d-8e55-d7a9c37bcbf0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de913d45-43ae-4d9d-8e55-d7a9c37bcbf0/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 037e795cce503850d2c4452c45fcb076e5748c33e58ba9a275ca2db56216e774 [2021-11-23 00:51:55,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:51:55,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:51:55,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:51:55,680 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:51:55,682 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:51:55,683 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de913d45-43ae-4d9d-8e55-d7a9c37bcbf0/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--console--fbcon.ko-entry_point.cil.out.i [2021-11-23 00:51:55,778 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de913d45-43ae-4d9d-8e55-d7a9c37bcbf0/bin/ukojak-LBtLqBUTdQ/data/ef3d7485d/58d7b39468b64b9997a02898cec7fbf7/FLAG5fe5b9019 [2021-11-23 00:51:56,752 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:51:56,754 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de913d45-43ae-4d9d-8e55-d7a9c37bcbf0/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--console--fbcon.ko-entry_point.cil.out.i [2021-11-23 00:51:56,806 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de913d45-43ae-4d9d-8e55-d7a9c37bcbf0/bin/ukojak-LBtLqBUTdQ/data/ef3d7485d/58d7b39468b64b9997a02898cec7fbf7/FLAG5fe5b9019 [2021-11-23 00:51:57,100 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de913d45-43ae-4d9d-8e55-d7a9c37bcbf0/bin/ukojak-LBtLqBUTdQ/data/ef3d7485d/58d7b39468b64b9997a02898cec7fbf7 [2021-11-23 00:51:57,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:51:57,103 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:51:57,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:51:57,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:51:57,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:51:57,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:51:57" (1/1) ... [2021-11-23 00:51:57,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79105828 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:57, skipping insertion in model container [2021-11-23 00:51:57,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:51:57" (1/1) ... [2021-11-23 00:51:57,124 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:51:57,240 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:51:59,904 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_de913d45-43ae-4d9d-8e55-d7a9c37bcbf0/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--console--fbcon.ko-entry_point.cil.out.i[261739,261752] [2021-11-23 00:52:00,214 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:52:00,330 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:52:00,911 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_de913d45-43ae-4d9d-8e55-d7a9c37bcbf0/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--console--fbcon.ko-entry_point.cil.out.i[261739,261752] [2021-11-23 00:52:00,930 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:52:01,112 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:52:01,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:01 WrapperNode [2021-11-23 00:52:01,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:52:01,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:52:01,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:52:01,115 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:52:01,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:01" (1/1) ... [2021-11-23 00:52:01,248 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:01" (1/1) ... [2021-11-23 00:52:01,489 INFO L137 Inliner]: procedures = 308, calls = 2780, calls flagged for inlining = 113, calls inlined = 103, statements flattened = 6360 [2021-11-23 00:52:01,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:52:01,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:52:01,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:52:01,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:52:01,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:01" (1/1) ... [2021-11-23 00:52:01,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:01" (1/1) ... [2021-11-23 00:52:01,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:01" (1/1) ... [2021-11-23 00:52:01,661 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:01" (1/1) ... [2021-11-23 00:52:01,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:01" (1/1) ... [2021-11-23 00:52:01,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:01" (1/1) ... [2021-11-23 00:52:02,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:01" (1/1) ... [2021-11-23 00:52:02,083 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:52:02,084 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:52:02,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:52:02,085 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:52:02,086 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:01" (1/1) ... [2021-11-23 00:52:02,094 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:52:02,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de913d45-43ae-4d9d-8e55-d7a9c37bcbf0/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:52:02,127 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de913d45-43ae-4d9d-8e55-d7a9c37bcbf0/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:52:02,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de913d45-43ae-4d9d-8e55-d7a9c37bcbf0/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:52:02,178 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_origin [2021-11-23 00:52:02,179 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_origin [2021-11-23 00:52:02,180 INFO L130 BoogieDeclarations]: Found specification of procedure con_copy_unimap [2021-11-23 00:52:02,180 INFO L138 BoogieDeclarations]: Found implementation of procedure con_copy_unimap [2021-11-23 00:52:02,180 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_exit [2021-11-23 00:52:02,180 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_exit [2021-11-23 00:52:02,181 INFO L130 BoogieDeclarations]: Found specification of procedure con_is_bound [2021-11-23 00:52:02,181 INFO L138 BoogieDeclarations]: Found implementation of procedure con_is_bound [2021-11-23 00:52:02,181 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_bmove [2021-11-23 00:52:02,182 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_bmove [2021-11-23 00:52:02,182 INFO L130 BoogieDeclarations]: Found specification of procedure var_to_display [2021-11-23 00:52:02,182 INFO L138 BoogieDeclarations]: Found implementation of procedure var_to_display [2021-11-23 00:52:02,182 INFO L130 BoogieDeclarations]: Found specification of procedure do_fbcon_takeover [2021-11-23 00:52:02,182 INFO L138 BoogieDeclarations]: Found implementation of procedure do_fbcon_takeover [2021-11-23 00:52:02,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 00:52:02,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 00:52:02,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 00:52:02,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 00:52:02,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 00:52:02,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 00:52:02,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 00:52:02,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 00:52:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure con2fb_release_oldinfo [2021-11-23 00:52:02,184 INFO L138 BoogieDeclarations]: Found implementation of procedure con2fb_release_oldinfo [2021-11-23 00:52:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure scr_memcpyw [2021-11-23 00:52:02,185 INFO L138 BoogieDeclarations]: Found implementation of procedure scr_memcpyw [2021-11-23 00:52:02,185 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_cursor [2021-11-23 00:52:02,185 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_cursor [2021-11-23 00:52:02,185 INFO L130 BoogieDeclarations]: Found specification of procedure get_default_font [2021-11-23 00:52:02,185 INFO L138 BoogieDeclarations]: Found implementation of procedure get_default_font [2021-11-23 00:52:02,185 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-11-23 00:52:02,186 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-11-23 00:52:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_putcs [2021-11-23 00:52:02,186 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_putcs [2021-11-23 00:52:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure get_color [2021-11-23 00:52:02,186 INFO L138 BoogieDeclarations]: Found implementation of procedure get_color [2021-11-23 00:52:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure scr_memsetw [2021-11-23 00:52:02,187 INFO L138 BoogieDeclarations]: Found implementation of procedure scr_memsetw [2021-11-23 00:52:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 00:52:02,187 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 00:52:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure do_unregister_con_driver [2021-11-23 00:52:02,187 INFO L138 BoogieDeclarations]: Found implementation of procedure do_unregister_con_driver [2021-11-23 00:52:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 00:52:02,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 00:52:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_get_font [2021-11-23 00:52:02,188 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_get_font [2021-11-23 00:52:02,189 INFO L130 BoogieDeclarations]: Found specification of procedure real_y [2021-11-23 00:52:02,189 INFO L138 BoogieDeclarations]: Found implementation of procedure real_y [2021-11-23 00:52:02,189 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_update_softback [2021-11-23 00:52:02,189 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_update_softback [2021-11-23 00:52:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 00:52:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 00:52:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:52:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:52:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure update_region [2021-11-23 00:52:02,191 INFO L138 BoogieDeclarations]: Found implementation of procedure update_region [2021-11-23 00:52:02,191 INFO L130 BoogieDeclarations]: Found specification of procedure fb_flashcursor [2021-11-23 00:52:02,191 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_flashcursor [2021-11-23 00:52:02,191 INFO L130 BoogieDeclarations]: Found specification of procedure find_font [2021-11-23 00:52:02,192 INFO L138 BoogieDeclarations]: Found implementation of procedure find_font [2021-11-23 00:52:02,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:52:02,193 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_scrolldelta [2021-11-23 00:52:02,193 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_scrolldelta [2021-11-23 00:52:02,194 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 00:52:02,194 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_disp [2021-11-23 00:52:02,194 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_disp [2021-11-23 00:52:02,194 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-11-23 00:52:02,194 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-11-23 00:52:02,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:52:02,195 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_clear_margins [2021-11-23 00:52:02,196 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_clear_margins [2021-11-23 00:52:02,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 00:52:02,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 00:52:02,197 INFO L130 BoogieDeclarations]: Found specification of procedure display_to_var [2021-11-23 00:52:02,197 INFO L138 BoogieDeclarations]: Found implementation of procedure display_to_var [2021-11-23 00:52:02,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:52:02,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 00:52:02,197 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~X~int~X~int~TO~VOID [2021-11-23 00:52:02,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~X~int~X~int~TO~VOID [2021-11-23 00:52:02,198 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2021-11-23 00:52:02,198 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2021-11-23 00:52:02,198 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 00:52:02,198 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 00:52:02,198 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-11-23 00:52:02,199 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-11-23 00:52:02,199 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 00:52:02,199 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 00:52:02,199 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_debug_enter [2021-11-23 00:52:02,199 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_debug_enter [2021-11-23 00:52:02,199 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_del_cursor_timer [2021-11-23 00:52:02,200 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_del_cursor_timer [2021-11-23 00:52:02,200 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_redraw_move [2021-11-23 00:52:02,200 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_redraw_move [2021-11-23 00:52:02,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 00:52:02,200 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-23 00:52:02,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-23 00:52:02,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 00:52:02,202 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_is_inactive [2021-11-23 00:52:02,202 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_is_inactive [2021-11-23 00:52:02,202 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_clear [2021-11-23 00:52:02,202 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_clear [2021-11-23 00:52:02,202 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_add_cursor_timer [2021-11-23 00:52:02,203 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_add_cursor_timer [2021-11-23 00:52:02,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:52:02,203 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_var [2021-11-23 00:52:02,204 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_var [2021-11-23 00:52:02,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 00:52:02,204 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 00:52:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure set_blitting_type [2021-11-23 00:52:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure set_blitting_type [2021-11-23 00:52:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_bmove_rec [2021-11-23 00:52:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_bmove_rec [2021-11-23 00:52:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 00:52:02,206 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 00:52:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_palette [2021-11-23 00:52:02,206 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_palette [2021-11-23 00:52:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:52:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure set_con2fb_map [2021-11-23 00:52:02,207 INFO L138 BoogieDeclarations]: Found implementation of procedure set_con2fb_map [2021-11-23 00:52:02,207 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_debug_leave [2021-11-23 00:52:02,207 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_debug_leave [2021-11-23 00:52:02,207 INFO L130 BoogieDeclarations]: Found specification of procedure console_conditional_schedule [2021-11-23 00:52:02,208 INFO L138 BoogieDeclarations]: Found implementation of procedure console_conditional_schedule [2021-11-23 00:52:02,208 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_copy_font [2021-11-23 00:52:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_copy_font [2021-11-23 00:52:02,212 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_do_set_font [2021-11-23 00:52:02,213 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_do_set_font [2021-11-23 00:52:02,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 00:52:02,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 00:52:02,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:52:02,215 INFO L130 BoogieDeclarations]: Found specification of procedure con2fb_acquire_newinfo [2021-11-23 00:52:02,216 INFO L138 BoogieDeclarations]: Found implementation of procedure con2fb_acquire_newinfo [2021-11-23 00:52:02,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 00:52:02,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 00:52:02,222 INFO L130 BoogieDeclarations]: Found specification of procedure fb_get_color_depth [2021-11-23 00:52:02,223 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_get_color_depth [2021-11-23 00:52:02,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:52:02,223 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_prepare_logo [2021-11-23 00:52:02,223 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_prepare_logo [2021-11-23 00:52:02,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:52:02,223 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_redraw_blit [2021-11-23 00:52:02,224 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_redraw_blit [2021-11-23 00:52:02,224 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2021-11-23 00:52:02,224 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2021-11-23 00:52:02,224 INFO L130 BoogieDeclarations]: Found specification of procedure fb_videomode_to_var [2021-11-23 00:52:02,224 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_videomode_to_var [2021-11-23 00:52:02,224 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2021-11-23 00:52:02,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2021-11-23 00:52:02,225 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 00:52:02,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 00:52:02,225 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2021-11-23 00:52:02,225 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2021-11-23 00:52:02,225 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_modechanged [2021-11-23 00:52:02,226 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_modechanged [2021-11-23 00:52:02,226 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2021-11-23 00:52:02,226 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2021-11-23 00:52:02,226 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_invert_region [2021-11-23 00:52:02,226 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_invert_region [2021-11-23 00:52:02,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_fb_info [2021-11-23 00:52:02,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_fb_info [2021-11-23 00:52:02,227 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_all_vcs [2021-11-23 00:52:02,227 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_all_vcs [2021-11-23 00:52:02,227 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_redraw [2021-11-23 00:52:02,227 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_redraw [2021-11-23 00:52:02,227 INFO L130 BoogieDeclarations]: Found specification of procedure updatescrollmode [2021-11-23 00:52:02,227 INFO L138 BoogieDeclarations]: Found implementation of procedure updatescrollmode [2021-11-23 00:52:02,228 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_switch [2021-11-23 00:52:02,228 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_switch [2021-11-23 00:52:02,228 INFO L130 BoogieDeclarations]: Found specification of procedure vc_resize [2021-11-23 00:52:02,228 INFO L138 BoogieDeclarations]: Found implementation of procedure vc_resize [2021-11-23 00:52:02,228 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 00:52:02,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 00:52:02,228 INFO L130 BoogieDeclarations]: Found specification of procedure redraw_screen [2021-11-23 00:52:02,229 INFO L138 BoogieDeclarations]: Found implementation of procedure redraw_screen [2021-11-23 00:52:02,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:52:02,229 INFO L130 BoogieDeclarations]: Found specification of procedure search_fb_in_map [2021-11-23 00:52:02,229 INFO L138 BoogieDeclarations]: Found implementation of procedure search_fb_in_map [2021-11-23 00:52:02,229 INFO L130 BoogieDeclarations]: Found specification of procedure con_set_default_unimap [2021-11-23 00:52:02,229 INFO L138 BoogieDeclarations]: Found implementation of procedure con_set_default_unimap [2021-11-23 00:52:02,230 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-11-23 00:52:02,230 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-11-23 00:52:02,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:52:02,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:52:02,230 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 00:52:02,230 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 00:52:03,180 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:52:03,184 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:52:14,144 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-23 00:53:47,603 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:53:50,339 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:53:50,339 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:53:50,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:53:50 BoogieIcfgContainer [2021-11-23 00:53:50,347 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:53:50,348 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:53:50,348 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:53:50,359 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:53:50,359 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:53:50" (1/1) ... [2021-11-23 00:53:50,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:53:50,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:50,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 1472 states and 2199 transitions. [2021-11-23 00:53:50,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2199 transitions. [2021-11-23 00:53:50,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2021-11-23 00:53:50,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:50,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:51,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:51,516 INFO L134 CoverageAnalysis]: Checked inductivity of 4207 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:02,723 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:54:03,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:03,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 1478 states and 2262 transitions. [2021-11-23 00:54:03,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 2262 transitions. [2021-11-23 00:54:03,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2021-11-23 00:54:03,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:03,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:03,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:03,404 INFO L134 CoverageAnalysis]: Checked inductivity of 4209 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:54:03,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:03,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 1479 states and 2263 transitions. [2021-11-23 00:54:03,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 2263 transitions. [2021-11-23 00:54:03,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2021-11-23 00:54:03,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:03,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:03,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:03,801 INFO L134 CoverageAnalysis]: Checked inductivity of 4210 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:04,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:04,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2329 states to 1483 states and 2329 transitions. [2021-11-23 00:54:04,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 2329 transitions. [2021-11-23 00:54:04,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2021-11-23 00:54:04,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:04,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:04,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:04,509 INFO L134 CoverageAnalysis]: Checked inductivity of 4207 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:04,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:04,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 1484 states and 2331 transitions. [2021-11-23 00:54:04,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 2331 transitions. [2021-11-23 00:54:04,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2021-11-23 00:54:04,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:04,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:04,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:04,947 INFO L134 CoverageAnalysis]: Checked inductivity of 4209 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:05,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:05,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 1487 states and 2371 transitions. [2021-11-23 00:54:05,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 2371 transitions. [2021-11-23 00:54:05,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2021-11-23 00:54:05,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:05,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:05,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:05,749 INFO L134 CoverageAnalysis]: Checked inductivity of 4211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4211 trivial. 0 not checked. [2021-11-23 00:54:05,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:05,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 1489 states and 2374 transitions. [2021-11-23 00:54:05,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 2374 transitions. [2021-11-23 00:54:05,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2021-11-23 00:54:05,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:05,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:05,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:06,202 INFO L134 CoverageAnalysis]: Checked inductivity of 4208 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:06,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:06,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 1490 states and 2376 transitions. [2021-11-23 00:54:06,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 2376 transitions. [2021-11-23 00:54:06,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2021-11-23 00:54:06,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:06,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:06,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:06,695 INFO L134 CoverageAnalysis]: Checked inductivity of 4211 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:07,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:07,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2427 states to 1497 states and 2427 transitions. [2021-11-23 00:54:07,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 2427 transitions. [2021-11-23 00:54:07,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2021-11-23 00:54:07,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:07,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:07,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:07,665 INFO L134 CoverageAnalysis]: Checked inductivity of 4210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:07,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:07,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2426 states to 1497 states and 2426 transitions. [2021-11-23 00:54:07,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 2426 transitions. [2021-11-23 00:54:07,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2021-11-23 00:54:07,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:07,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:07,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:08,142 INFO L134 CoverageAnalysis]: Checked inductivity of 4210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:08,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:08,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2440 states to 1501 states and 2440 transitions. [2021-11-23 00:54:08,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 2440 transitions. [2021-11-23 00:54:08,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2021-11-23 00:54:08,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:08,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:08,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:08,600 INFO L134 CoverageAnalysis]: Checked inductivity of 4214 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:54:08,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:08,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2440 states to 1502 states and 2440 transitions. [2021-11-23 00:54:08,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2440 transitions. [2021-11-23 00:54:08,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2021-11-23 00:54:08,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:08,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:09,049 INFO L134 CoverageAnalysis]: Checked inductivity of 4211 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:10,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:10,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 1508 states and 2486 transitions. [2021-11-23 00:54:10,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 2486 transitions. [2021-11-23 00:54:10,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2021-11-23 00:54:10,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:10,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:10,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:10,435 INFO L134 CoverageAnalysis]: Checked inductivity of 4211 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:10,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:10,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 1507 states and 2479 transitions. [2021-11-23 00:54:10,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 2479 transitions. [2021-11-23 00:54:10,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2021-11-23 00:54:10,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:10,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:10,843 INFO L134 CoverageAnalysis]: Checked inductivity of 4213 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:10,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:10,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 1509 states and 2481 transitions. [2021-11-23 00:54:10,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 2481 transitions. [2021-11-23 00:54:10,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2021-11-23 00:54:10,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:10,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:11,143 INFO L134 CoverageAnalysis]: Checked inductivity of 4210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:11,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:11,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2484 states to 1511 states and 2484 transitions. [2021-11-23 00:54:11,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 2484 transitions. [2021-11-23 00:54:11,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2021-11-23 00:54:11,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:11,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:11,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:11,449 INFO L134 CoverageAnalysis]: Checked inductivity of 4211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4211 trivial. 0 not checked. [2021-11-23 00:54:11,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:11,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2491 states to 1515 states and 2491 transitions. [2021-11-23 00:54:11,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 2491 transitions. [2021-11-23 00:54:11,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2021-11-23 00:54:11,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:11,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:11,892 INFO L134 CoverageAnalysis]: Checked inductivity of 4213 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:11,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:11,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2484 states to 1514 states and 2484 transitions. [2021-11-23 00:54:12,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 2484 transitions. [2021-11-23 00:54:12,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2021-11-23 00:54:12,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:12,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:12,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:12,293 INFO L134 CoverageAnalysis]: Checked inductivity of 4210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:12,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:12,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 1516 states and 2487 transitions. [2021-11-23 00:54:12,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 2487 transitions. [2021-11-23 00:54:12,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2021-11-23 00:54:12,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:12,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:12,560 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:12,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:12,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 1519 states and 2492 transitions. [2021-11-23 00:54:12,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2492 transitions. [2021-11-23 00:54:12,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2021-11-23 00:54:12,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:12,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:13,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:13,193 INFO L134 CoverageAnalysis]: Checked inductivity of 4210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:13,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:13,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 1521 states and 2495 transitions. [2021-11-23 00:54:13,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 2495 transitions. [2021-11-23 00:54:13,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2021-11-23 00:54:13,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:13,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:13,456 INFO L134 CoverageAnalysis]: Checked inductivity of 4215 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:54:13,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:13,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 1522 states and 2495 transitions. [2021-11-23 00:54:13,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 2495 transitions. [2021-11-23 00:54:13,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2021-11-23 00:54:13,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:13,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:13,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:13,783 INFO L134 CoverageAnalysis]: Checked inductivity of 4215 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:54:14,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:14,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2502 states to 1526 states and 2502 transitions. [2021-11-23 00:54:14,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 2502 transitions. [2021-11-23 00:54:14,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2021-11-23 00:54:14,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:14,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:14,557 INFO L134 CoverageAnalysis]: Checked inductivity of 4220 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:25,159 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:54:25,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:25,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 1533 states and 2574 transitions. [2021-11-23 00:54:25,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 2574 transitions. [2021-11-23 00:54:25,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2021-11-23 00:54:25,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:25,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:25,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:25,971 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:26,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:26,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 1534 states and 2582 transitions. [2021-11-23 00:54:26,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 2582 transitions. [2021-11-23 00:54:26,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2021-11-23 00:54:26,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:26,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:26,322 INFO L134 CoverageAnalysis]: Checked inductivity of 4210 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:26,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:26,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 1533 states and 2578 transitions. [2021-11-23 00:54:26,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 2578 transitions. [2021-11-23 00:54:26,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2021-11-23 00:54:26,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:26,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:26,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:26,744 INFO L134 CoverageAnalysis]: Checked inductivity of 4215 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:54:26,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:26,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 1534 states and 2578 transitions. [2021-11-23 00:54:26,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 2578 transitions. [2021-11-23 00:54:26,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2021-11-23 00:54:26,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:26,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:27,049 INFO L134 CoverageAnalysis]: Checked inductivity of 4218 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:54:27,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:27,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 1537 states and 2585 transitions. [2021-11-23 00:54:27,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 2585 transitions. [2021-11-23 00:54:27,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2021-11-23 00:54:27,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:27,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:27,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:27,579 INFO L134 CoverageAnalysis]: Checked inductivity of 4218 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:54:28,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:28,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 1539 states and 2620 transitions. [2021-11-23 00:54:28,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 2620 transitions. [2021-11-23 00:54:28,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2021-11-23 00:54:28,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:28,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:28,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:28,334 INFO L134 CoverageAnalysis]: Checked inductivity of 4210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:28,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:28,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 1541 states and 2622 transitions. [2021-11-23 00:54:28,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 2622 transitions. [2021-11-23 00:54:28,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2021-11-23 00:54:28,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:28,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:28,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:28,614 INFO L134 CoverageAnalysis]: Checked inductivity of 4214 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:54:28,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:28,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 1545 states and 2637 transitions. [2021-11-23 00:54:28,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 2637 transitions. [2021-11-23 00:54:28,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2021-11-23 00:54:28,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:28,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:28,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:28,927 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:28,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:28,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 1545 states and 2636 transitions. [2021-11-23 00:54:28,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 2636 transitions. [2021-11-23 00:54:28,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2021-11-23 00:54:28,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:28,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:29,193 INFO L134 CoverageAnalysis]: Checked inductivity of 4220 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4212 trivial. 0 not checked. [2021-11-23 00:54:29,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:29,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 1546 states and 2636 transitions. [2021-11-23 00:54:29,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 2636 transitions. [2021-11-23 00:54:29,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2021-11-23 00:54:29,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:29,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:29,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:29,653 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:29,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:29,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 1550 states and 2645 transitions. [2021-11-23 00:54:29,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 2645 transitions. [2021-11-23 00:54:30,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2021-11-23 00:54:30,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:30,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:30,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:30,214 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:30,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:30,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 1550 states and 2644 transitions. [2021-11-23 00:54:30,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 2644 transitions. [2021-11-23 00:54:30,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2021-11-23 00:54:30,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:30,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:30,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:30,466 INFO L134 CoverageAnalysis]: Checked inductivity of 4210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:30,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:30,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 1552 states and 2646 transitions. [2021-11-23 00:54:30,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 2646 transitions. [2021-11-23 00:54:30,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2021-11-23 00:54:30,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:30,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:30,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:30,781 INFO L134 CoverageAnalysis]: Checked inductivity of 4214 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:54:30,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:30,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2649 states to 1554 states and 2649 transitions. [2021-11-23 00:54:30,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 2649 transitions. [2021-11-23 00:54:30,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2021-11-23 00:54:30,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:30,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:30,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:31,035 INFO L134 CoverageAnalysis]: Checked inductivity of 4215 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:54:31,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:31,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 1558 states and 2658 transitions. [2021-11-23 00:54:31,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 2658 transitions. [2021-11-23 00:54:31,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2021-11-23 00:54:31,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:31,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:31,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:31,602 INFO L134 CoverageAnalysis]: Checked inductivity of 4222 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:33,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:33,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 1568 states and 2718 transitions. [2021-11-23 00:54:33,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 2718 transitions. [2021-11-23 00:54:33,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2021-11-23 00:54:33,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:33,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:33,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:33,520 INFO L134 CoverageAnalysis]: Checked inductivity of 4222 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:34,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:34,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2757 states to 1571 states and 2757 transitions. [2021-11-23 00:54:34,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 2757 transitions. [2021-11-23 00:54:34,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2021-11-23 00:54:34,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:34,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:34,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:34,675 INFO L134 CoverageAnalysis]: Checked inductivity of 4220 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:36,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:36,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 1589 states and 2890 transitions. [2021-11-23 00:54:36,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 2890 transitions. [2021-11-23 00:54:36,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2021-11-23 00:54:36,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:36,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:36,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:36,611 INFO L134 CoverageAnalysis]: Checked inductivity of 4226 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:54:36,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:36,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 1590 states and 2890 transitions. [2021-11-23 00:54:36,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 2890 transitions. [2021-11-23 00:54:36,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2021-11-23 00:54:36,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:36,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:37,023 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:37,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:37,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2904 states to 1594 states and 2904 transitions. [2021-11-23 00:54:37,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 2904 transitions. [2021-11-23 00:54:37,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2021-11-23 00:54:37,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:37,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:37,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:37,304 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:37,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:37,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2903 states to 1594 states and 2903 transitions. [2021-11-23 00:54:37,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 2903 transitions. [2021-11-23 00:54:37,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2021-11-23 00:54:37,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:37,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:37,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:37,533 INFO L134 CoverageAnalysis]: Checked inductivity of 4214 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:54:37,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:37,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 1596 states and 2906 transitions. [2021-11-23 00:54:37,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 2906 transitions. [2021-11-23 00:54:37,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2021-11-23 00:54:37,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:37,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:37,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:37,778 INFO L134 CoverageAnalysis]: Checked inductivity of 4210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:37,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:37,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 1598 states and 2908 transitions. [2021-11-23 00:54:37,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 2908 transitions. [2021-11-23 00:54:37,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2021-11-23 00:54:37,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:37,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:37,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:38,045 INFO L134 CoverageAnalysis]: Checked inductivity of 4222 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4211 trivial. 0 not checked. [2021-11-23 00:54:39,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:39,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2961 states to 1606 states and 2961 transitions. [2021-11-23 00:54:39,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 2961 transitions. [2021-11-23 00:54:39,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2021-11-23 00:54:39,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:39,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:39,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:39,750 INFO L134 CoverageAnalysis]: Checked inductivity of 4222 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4211 trivial. 0 not checked. [2021-11-23 00:54:40,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:40,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 1609 states and 2998 transitions. [2021-11-23 00:54:40,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 2998 transitions. [2021-11-23 00:54:40,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2021-11-23 00:54:40,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:40,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:40,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:40,804 INFO L134 CoverageAnalysis]: Checked inductivity of 4220 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:40,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:40,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3001 states to 1611 states and 3001 transitions. [2021-11-23 00:54:40,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1611 states and 3001 transitions. [2021-11-23 00:54:40,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2021-11-23 00:54:40,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:40,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:40,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:41,018 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:41,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:41,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3015 states to 1615 states and 3015 transitions. [2021-11-23 00:54:41,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 3015 transitions. [2021-11-23 00:54:41,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2021-11-23 00:54:41,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:41,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:41,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:41,555 INFO L134 CoverageAnalysis]: Checked inductivity of 4210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:41,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:41,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 1617 states and 3017 transitions. [2021-11-23 00:54:41,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 3017 transitions. [2021-11-23 00:54:41,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2021-11-23 00:54:41,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:41,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:41,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:41,801 INFO L134 CoverageAnalysis]: Checked inductivity of 4214 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:54:41,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:41,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 1619 states and 3020 transitions. [2021-11-23 00:54:41,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 3020 transitions. [2021-11-23 00:54:41,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2021-11-23 00:54:41,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:41,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:41,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:42,060 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:42,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:42,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3023 states to 1621 states and 3023 transitions. [2021-11-23 00:54:42,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 3023 transitions. [2021-11-23 00:54:42,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2021-11-23 00:54:42,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:42,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:42,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:42,294 INFO L134 CoverageAnalysis]: Checked inductivity of 4222 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:42,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:42,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 1622 states and 3024 transitions. [2021-11-23 00:54:42,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 3024 transitions. [2021-11-23 00:54:42,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2021-11-23 00:54:42,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:42,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:42,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:42,549 INFO L134 CoverageAnalysis]: Checked inductivity of 4222 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4211 trivial. 0 not checked. [2021-11-23 00:54:42,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:42,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 1626 states and 3032 transitions. [2021-11-23 00:54:42,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 3032 transitions. [2021-11-23 00:54:42,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2021-11-23 00:54:42,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:42,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:43,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:43,158 INFO L134 CoverageAnalysis]: Checked inductivity of 4220 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:43,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:43,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 1628 states and 3035 transitions. [2021-11-23 00:54:43,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 3035 transitions. [2021-11-23 00:54:43,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2021-11-23 00:54:43,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:43,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:43,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:43,380 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:43,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:43,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 1628 states and 3034 transitions. [2021-11-23 00:54:43,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 3034 transitions. [2021-11-23 00:54:43,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2021-11-23 00:54:43,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:43,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:43,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:43,629 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:43,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:43,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 1630 states and 3037 transitions. [2021-11-23 00:54:43,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 3037 transitions. [2021-11-23 00:54:43,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2021-11-23 00:54:43,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:43,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:43,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:43,858 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:43,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:43,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3042 states to 1632 states and 3040 transitions. [2021-11-23 00:54:43,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 3040 transitions. [2021-11-23 00:54:43,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2021-11-23 00:54:43,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:43,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:43,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:44,091 INFO L134 CoverageAnalysis]: Checked inductivity of 4220 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4212 trivial. 0 not checked. [2021-11-23 00:54:44,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:44,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 1636 states and 3048 transitions. [2021-11-23 00:54:44,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 3048 transitions. [2021-11-23 00:54:44,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2021-11-23 00:54:44,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:44,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:44,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:44,855 INFO L134 CoverageAnalysis]: Checked inductivity of 4211 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:47,466 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:54:49,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:49,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3224 states to 1644 states and 3097 transitions. [2021-11-23 00:54:49,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 3097 transitions. [2021-11-23 00:54:49,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2021-11-23 00:54:49,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:49,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:49,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:49,222 INFO L134 CoverageAnalysis]: Checked inductivity of 4231 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:50,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:50,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3230 states to 1647 states and 3103 transitions. [2021-11-23 00:54:50,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 3103 transitions. [2021-11-23 00:54:50,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2021-11-23 00:54:50,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:50,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:50,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:50,197 INFO L134 CoverageAnalysis]: Checked inductivity of 4228 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:54:50,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:50,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3230 states to 1648 states and 3103 transitions. [2021-11-23 00:54:50,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 3103 transitions. [2021-11-23 00:54:50,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2021-11-23 00:54:50,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:50,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:50,439 INFO L134 CoverageAnalysis]: Checked inductivity of 4231 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:50,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:50,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3233 states to 1650 states and 3106 transitions. [2021-11-23 00:54:50,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 3106 transitions. [2021-11-23 00:54:50,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2021-11-23 00:54:50,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:50,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:50,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:51,069 INFO L134 CoverageAnalysis]: Checked inductivity of 4226 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4214 trivial. 0 not checked. [2021-11-23 00:54:51,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:51,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 1651 states and 3107 transitions. [2021-11-23 00:54:51,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 3107 transitions. [2021-11-23 00:54:51,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2021-11-23 00:54:51,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:51,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:51,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:51,354 INFO L134 CoverageAnalysis]: Checked inductivity of 4220 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:51,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:51,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 1653 states and 3110 transitions. [2021-11-23 00:54:51,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 3110 transitions. [2021-11-23 00:54:51,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2021-11-23 00:54:51,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:51,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:51,620 INFO L134 CoverageAnalysis]: Checked inductivity of 4228 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:54:51,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:51,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 1654 states and 3110 transitions. [2021-11-23 00:54:51,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 3110 transitions. [2021-11-23 00:54:51,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2021-11-23 00:54:51,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:51,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:51,858 INFO L134 CoverageAnalysis]: Checked inductivity of 4214 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:54:51,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:51,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 1656 states and 3112 transitions. [2021-11-23 00:54:51,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 3112 transitions. [2021-11-23 00:54:51,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2021-11-23 00:54:51,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:51,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:52,075 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:52,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:52,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3242 states to 1658 states and 3115 transitions. [2021-11-23 00:54:52,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 3115 transitions. [2021-11-23 00:54:52,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2021-11-23 00:54:52,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:52,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:52,274 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:52,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:52,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3245 states to 1660 states and 3118 transitions. [2021-11-23 00:54:52,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 3118 transitions. [2021-11-23 00:54:52,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2021-11-23 00:54:52,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:52,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:52,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:52,503 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:52,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:52,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3246 states to 1660 states and 3117 transitions. [2021-11-23 00:54:52,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 3117 transitions. [2021-11-23 00:54:52,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2021-11-23 00:54:52,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:52,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:52,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:52,689 INFO L134 CoverageAnalysis]: Checked inductivity of 4228 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4215 trivial. 0 not checked. [2021-11-23 00:54:53,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:53,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 1663 states and 3123 transitions. [2021-11-23 00:54:53,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1663 states and 3123 transitions. [2021-11-23 00:54:53,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2021-11-23 00:54:53,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:53,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:53,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:53,446 INFO L134 CoverageAnalysis]: Checked inductivity of 4228 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4215 trivial. 0 not checked. [2021-11-23 00:54:53,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:53,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 1665 states and 3127 transitions. [2021-11-23 00:54:53,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 3127 transitions. [2021-11-23 00:54:53,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2021-11-23 00:54:53,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:53,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:54,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:54,148 INFO L134 CoverageAnalysis]: Checked inductivity of 4228 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4215 trivial. 0 not checked. [2021-11-23 00:54:54,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:54,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 1667 states and 3130 transitions. [2021-11-23 00:54:54,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 3130 transitions. [2021-11-23 00:54:54,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2021-11-23 00:54:54,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:54,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:54,718 INFO L134 CoverageAnalysis]: Checked inductivity of 4237 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 4212 trivial. 0 not checked. [2021-11-23 00:54:54,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:54,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 1668 states and 3133 transitions. [2021-11-23 00:54:54,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 3133 transitions. [2021-11-23 00:54:54,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2021-11-23 00:54:54,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:54,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:54,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:54,967 INFO L134 CoverageAnalysis]: Checked inductivity of 4228 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4215 trivial. 0 not checked. [2021-11-23 00:54:54,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:55,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 1669 states and 3133 transitions. [2021-11-23 00:54:55,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 3133 transitions. [2021-11-23 00:54:55,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2021-11-23 00:54:55,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:55,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:55,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:55,200 INFO L134 CoverageAnalysis]: Checked inductivity of 4230 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 4211 trivial. 0 not checked. [2021-11-23 00:54:55,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:55,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3332 states to 1673 states and 3203 transitions. [2021-11-23 00:54:55,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 3203 transitions. [2021-11-23 00:54:55,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2021-11-23 00:54:55,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:55,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:55,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:55,690 INFO L134 CoverageAnalysis]: Checked inductivity of 4228 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4215 trivial. 0 not checked. [2021-11-23 00:54:55,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:55,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3332 states to 1674 states and 3203 transitions. [2021-11-23 00:54:55,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 3203 transitions. [2021-11-23 00:54:55,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2021-11-23 00:54:55,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:55,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:55,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:55,864 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:55,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:55,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3335 states to 1676 states and 3206 transitions. [2021-11-23 00:54:55,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 3206 transitions. [2021-11-23 00:54:55,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2021-11-23 00:54:55,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:55,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:56,075 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:56,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:56,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 1676 states and 3205 transitions. [2021-11-23 00:54:56,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 3205 transitions. [2021-11-23 00:54:56,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2021-11-23 00:54:56,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:56,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:56,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:56,266 INFO L134 CoverageAnalysis]: Checked inductivity of 4214 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:54:56,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:56,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 1678 states and 3207 transitions. [2021-11-23 00:54:56,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 3207 transitions. [2021-11-23 00:54:56,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2021-11-23 00:54:56,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:56,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:56,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:56,458 INFO L134 CoverageAnalysis]: Checked inductivity of 4228 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4215 trivial. 0 not checked. [2021-11-23 00:54:57,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3343 states to 1681 states and 3212 transitions. [2021-11-23 00:54:57,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 3212 transitions. [2021-11-23 00:54:57,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2021-11-23 00:54:57,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,188 INFO L134 CoverageAnalysis]: Checked inductivity of 4234 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4218 trivial. 0 not checked. [2021-11-23 00:54:57,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3346 states to 1682 states and 3215 transitions. [2021-11-23 00:54:57,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 3215 transitions. [2021-11-23 00:54:57,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2021-11-23 00:54:57,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,366 INFO L134 CoverageAnalysis]: Checked inductivity of 4226 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 4214 trivial. 0 not checked. [2021-11-23 00:54:57,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3350 states to 1683 states and 3219 transitions. [2021-11-23 00:54:57,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 3219 transitions. [2021-11-23 00:54:57,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2021-11-23 00:54:57,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,924 INFO L134 CoverageAnalysis]: Checked inductivity of 4220 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:54:57,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3352 states to 1685 states and 3221 transitions. [2021-11-23 00:54:57,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 3221 transitions. [2021-11-23 00:54:57,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2021-11-23 00:54:57,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:58,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:58,101 INFO L134 CoverageAnalysis]: Checked inductivity of 4226 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 4214 trivial. 0 not checked. [2021-11-23 00:54:58,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:58,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3404 states to 1691 states and 3273 transitions. [2021-11-23 00:54:58,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 3273 transitions. [2021-11-23 00:54:58,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2021-11-23 00:54:58,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:58,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:58,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:59,079 INFO L134 CoverageAnalysis]: Checked inductivity of 4230 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 4211 trivial. 0 not checked. [2021-11-23 00:54:59,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:59,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3403 states to 1691 states and 3272 transitions. [2021-11-23 00:54:59,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 3272 transitions. [2021-11-23 00:54:59,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2021-11-23 00:54:59,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:59,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:59,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:59,258 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:59,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:59,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3405 states to 1693 states and 3274 transitions. [2021-11-23 00:54:59,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 3274 transitions. [2021-11-23 00:54:59,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2021-11-23 00:54:59,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:59,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:59,482 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:54:59,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:59,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 1692 states and 3272 transitions. [2021-11-23 00:54:59,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 3272 transitions. [2021-11-23 00:54:59,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2021-11-23 00:54:59,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:59,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:59,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:59,688 INFO L134 CoverageAnalysis]: Checked inductivity of 4214 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:54:59,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:59,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3408 states to 1694 states and 3274 transitions. [2021-11-23 00:54:59,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 3274 transitions. [2021-11-23 00:54:59,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2021-11-23 00:54:59,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:59,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:59,900 INFO L134 CoverageAnalysis]: Checked inductivity of 4235 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 4212 trivial. 0 not checked. [2021-11-23 00:55:00,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:00,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3408 states to 1695 states and 3274 transitions. [2021-11-23 00:55:00,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 3274 transitions. [2021-11-23 00:55:00,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2021-11-23 00:55:00,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:00,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:00,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:00,248 INFO L134 CoverageAnalysis]: Checked inductivity of 4235 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 4212 trivial. 0 not checked. [2021-11-23 00:55:00,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:00,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3408 states to 1696 states and 3274 transitions. [2021-11-23 00:55:00,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 3274 transitions. [2021-11-23 00:55:00,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2021-11-23 00:55:00,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:00,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:00,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:00,601 INFO L134 CoverageAnalysis]: Checked inductivity of 4231 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:55:01,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 1700 states and 3283 transitions. [2021-11-23 00:55:01,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 3283 transitions. [2021-11-23 00:55:01,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2021-11-23 00:55:01,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:01,205 INFO L134 CoverageAnalysis]: Checked inductivity of 4231 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:55:01,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 1702 states and 3286 transitions. [2021-11-23 00:55:01,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 3286 transitions. [2021-11-23 00:55:01,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2021-11-23 00:55:01,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:01,754 INFO L134 CoverageAnalysis]: Checked inductivity of 4231 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 4217 trivial. 0 not checked. [2021-11-23 00:55:01,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3424 states to 1704 states and 3290 transitions. [2021-11-23 00:55:01,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 3290 transitions. [2021-11-23 00:55:01,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2021-11-23 00:55:01,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:01,949 INFO L134 CoverageAnalysis]: Checked inductivity of 4230 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 4211 trivial. 0 not checked. [2021-11-23 00:55:01,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3423 states to 1704 states and 3289 transitions. [2021-11-23 00:55:01,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 3289 transitions. [2021-11-23 00:55:01,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2021-11-23 00:55:01,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,122 INFO L134 CoverageAnalysis]: Checked inductivity of 4220 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:55:02,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:02,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3425 states to 1706 states and 3291 transitions. [2021-11-23 00:55:02,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 3291 transitions. [2021-11-23 00:55:02,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2021-11-23 00:55:02,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:02,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,289 INFO L134 CoverageAnalysis]: Checked inductivity of 4226 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 4214 trivial. 0 not checked. [2021-11-23 00:55:02,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:02,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3428 states to 1708 states and 3294 transitions. [2021-11-23 00:55:02,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 3294 transitions. [2021-11-23 00:55:02,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2021-11-23 00:55:02,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:02,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,460 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:55:02,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:02,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 1710 states and 3296 transitions. [2021-11-23 00:55:02,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 3296 transitions. [2021-11-23 00:55:02,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2021-11-23 00:55:02,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:02,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,636 INFO L134 CoverageAnalysis]: Checked inductivity of 4214 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:55:02,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:02,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3432 states to 1712 states and 3298 transitions. [2021-11-23 00:55:02,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 3298 transitions. [2021-11-23 00:55:02,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2021-11-23 00:55:02,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:02,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,816 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:55:02,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:02,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 1714 states and 3300 transitions. [2021-11-23 00:55:02,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 3300 transitions. [2021-11-23 00:55:02,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2021-11-23 00:55:02,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:02,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:03,065 INFO L134 CoverageAnalysis]: Checked inductivity of 4215 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:55:03,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:03,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 1715 states and 3302 transitions. [2021-11-23 00:55:03,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 3302 transitions. [2021-11-23 00:55:03,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2021-11-23 00:55:03,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:03,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:03,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:03,368 INFO L134 CoverageAnalysis]: Checked inductivity of 4215 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:55:03,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:03,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 1719 states and 3339 transitions. [2021-11-23 00:55:03,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 3339 transitions. [2021-11-23 00:55:03,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2021-11-23 00:55:03,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:03,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:03,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:03,999 INFO L134 CoverageAnalysis]: Checked inductivity of 4228 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4215 trivial. 0 not checked. [2021-11-23 00:55:04,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:04,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 1721 states and 3344 transitions. [2021-11-23 00:55:04,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 3344 transitions. [2021-11-23 00:55:04,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2021-11-23 00:55:04,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:04,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:04,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:04,580 INFO L134 CoverageAnalysis]: Checked inductivity of 4228 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4215 trivial. 0 not checked. [2021-11-23 00:55:04,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:04,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1723 states and 3347 transitions. [2021-11-23 00:55:04,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 3347 transitions. [2021-11-23 00:55:04,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2021-11-23 00:55:04,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:04,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:05,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:05,134 INFO L134 CoverageAnalysis]: Checked inductivity of 4228 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4215 trivial. 0 not checked. [2021-11-23 00:55:05,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:05,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 1725 states and 3351 transitions. [2021-11-23 00:55:05,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 3351 transitions. [2021-11-23 00:55:05,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2021-11-23 00:55:05,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:05,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:05,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:05,333 INFO L134 CoverageAnalysis]: Checked inductivity of 4240 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 4213 trivial. 0 not checked. [2021-11-23 00:55:05,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:05,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 1726 states and 3351 transitions. [2021-11-23 00:55:05,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 3351 transitions. [2021-11-23 00:55:05,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2021-11-23 00:55:05,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:05,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:05,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:05,511 INFO L134 CoverageAnalysis]: Checked inductivity of 4240 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 4213 trivial. 0 not checked. [2021-11-23 00:55:05,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:05,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 1727 states and 3351 transitions. [2021-11-23 00:55:05,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 3351 transitions. [2021-11-23 00:55:05,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2021-11-23 00:55:05,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:05,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:05,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:05,685 INFO L134 CoverageAnalysis]: Checked inductivity of 4231 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:55:06,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:06,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3487 states to 1728 states and 3353 transitions. [2021-11-23 00:55:06,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 3353 transitions. [2021-11-23 00:55:06,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2021-11-23 00:55:06,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:06,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:06,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:06,308 INFO L134 CoverageAnalysis]: Checked inductivity of 4231 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:55:07,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:07,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 1736 states and 3412 transitions. [2021-11-23 00:55:07,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 3412 transitions. [2021-11-23 00:55:07,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2021-11-23 00:55:07,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:07,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:07,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:07,670 INFO L134 CoverageAnalysis]: Checked inductivity of 4233 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4220 trivial. 0 not checked. [2021-11-23 00:55:08,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:08,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 1737 states and 3412 transitions. [2021-11-23 00:55:08,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3412 transitions. [2021-11-23 00:55:08,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2021-11-23 00:55:08,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:08,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:08,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:08,187 INFO L134 CoverageAnalysis]: Checked inductivity of 4238 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 4215 trivial. 0 not checked. [2021-11-23 00:55:08,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:08,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 1738 states and 3412 transitions. [2021-11-23 00:55:08,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 3412 transitions. [2021-11-23 00:55:08,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2021-11-23 00:55:08,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:08,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:08,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:08,546 INFO L134 CoverageAnalysis]: Checked inductivity of 4230 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 4211 trivial. 0 not checked. [2021-11-23 00:55:08,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:08,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 1738 states and 3411 transitions. [2021-11-23 00:55:08,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 3411 transitions. [2021-11-23 00:55:08,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2021-11-23 00:55:08,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:08,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:08,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:08,723 INFO L134 CoverageAnalysis]: Checked inductivity of 4226 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 4214 trivial. 0 not checked. [2021-11-23 00:55:08,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:08,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3548 states to 1740 states and 3414 transitions. [2021-11-23 00:55:08,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 3414 transitions. [2021-11-23 00:55:08,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2021-11-23 00:55:08,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:08,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:08,889 INFO L134 CoverageAnalysis]: Checked inductivity of 4220 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:55:08,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:08,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 1742 states and 3416 transitions. [2021-11-23 00:55:08,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3416 transitions. [2021-11-23 00:55:08,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2021-11-23 00:55:08,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:08,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:08,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:09,097 INFO L134 CoverageAnalysis]: Checked inductivity of 4231 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:55:09,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:09,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 1743 states and 3416 transitions. [2021-11-23 00:55:09,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 3416 transitions. [2021-11-23 00:55:09,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2021-11-23 00:55:09,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:09,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:09,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:09,450 INFO L134 CoverageAnalysis]: Checked inductivity of 4380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4380 trivial. 0 not checked. [2021-11-23 00:55:09,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:09,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 1743 states and 3415 transitions. [2021-11-23 00:55:09,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 3415 transitions. [2021-11-23 00:55:09,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2021-11-23 00:55:09,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:09,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:09,753 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:55:09,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:09,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3557 states to 1745 states and 3417 transitions. [2021-11-23 00:55:09,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 3417 transitions. [2021-11-23 00:55:09,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2021-11-23 00:55:09,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:09,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:09,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,004 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:55:10,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:10,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 1747 states and 3419 transitions. [2021-11-23 00:55:10,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 3419 transitions. [2021-11-23 00:55:10,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2021-11-23 00:55:10,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:10,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:10,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,261 INFO L134 CoverageAnalysis]: Checked inductivity of 4240 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4222 trivial. 0 not checked. [2021-11-23 00:55:10,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:10,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 1748 states and 3419 transitions. [2021-11-23 00:55:10,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 3419 transitions. [2021-11-23 00:55:10,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2021-11-23 00:55:10,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:10,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:10,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,509 INFO L134 CoverageAnalysis]: Checked inductivity of 4240 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4222 trivial. 0 not checked. [2021-11-23 00:55:10,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:10,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 1749 states and 3419 transitions. [2021-11-23 00:55:10,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3419 transitions. [2021-11-23 00:55:10,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2021-11-23 00:55:10,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:10,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:10,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,757 INFO L134 CoverageAnalysis]: Checked inductivity of 4231 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4217 trivial. 0 not checked. [2021-11-23 00:55:11,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3561 states to 1750 states and 3421 transitions. [2021-11-23 00:55:11,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3421 transitions. [2021-11-23 00:55:11,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2021-11-23 00:55:11,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:11,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:11,612 INFO L134 CoverageAnalysis]: Checked inductivity of 4231 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4217 trivial. 0 not checked. [2021-11-23 00:55:13,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:13,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 1759 states and 3483 transitions. [2021-11-23 00:55:13,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 3483 transitions. [2021-11-23 00:55:13,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2021-11-23 00:55:13,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:13,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:13,470 INFO L134 CoverageAnalysis]: Checked inductivity of 4235 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4219 trivial. 0 not checked. [2021-11-23 00:55:13,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:13,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 1760 states and 3483 transitions. [2021-11-23 00:55:13,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3483 transitions. [2021-11-23 00:55:13,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2021-11-23 00:55:13,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:13,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:13,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:13,905 INFO L134 CoverageAnalysis]: Checked inductivity of 4231 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4217 trivial. 0 not checked. [2021-11-23 00:55:13,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:13,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 1761 states and 3483 transitions. [2021-11-23 00:55:13,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 3483 transitions. [2021-11-23 00:55:13,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2021-11-23 00:55:13,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:13,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:14,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:14,106 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:55:14,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:14,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 1763 states and 3485 transitions. [2021-11-23 00:55:14,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3485 transitions. [2021-11-23 00:55:14,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2021-11-23 00:55:14,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:14,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:14,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:14,290 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:55:14,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:14,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3627 states to 1765 states and 3487 transitions. [2021-11-23 00:55:14,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 3487 transitions. [2021-11-23 00:55:14,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2021-11-23 00:55:14,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:14,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:14,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:14,517 INFO L134 CoverageAnalysis]: Checked inductivity of 4220 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4212 trivial. 0 not checked. [2021-11-23 00:55:14,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:14,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3627 states to 1766 states and 3487 transitions. [2021-11-23 00:55:14,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 3487 transitions. [2021-11-23 00:55:14,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2021-11-23 00:55:14,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:14,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:14,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:14,702 INFO L134 CoverageAnalysis]: Checked inductivity of 4237 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 4214 trivial. 0 not checked. [2021-11-23 00:55:14,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:14,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 1767 states and 3488 transitions. [2021-11-23 00:55:14,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 3488 transitions. [2021-11-23 00:55:14,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2021-11-23 00:55:14,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:14,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:14,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:14,939 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:55:14,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:14,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3630 states to 1769 states and 3490 transitions. [2021-11-23 00:55:14,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 3490 transitions. [2021-11-23 00:55:14,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2021-11-23 00:55:14,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:14,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:15,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:15,341 INFO L134 CoverageAnalysis]: Checked inductivity of 4222 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:55:17,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:17,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 1779 states and 3551 transitions. [2021-11-23 00:55:17,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3551 transitions. [2021-11-23 00:55:17,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2021-11-23 00:55:17,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:17,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:17,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:17,581 INFO L134 CoverageAnalysis]: Checked inductivity of 4222 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:55:18,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:18,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 1786 states and 3595 transitions. [2021-11-23 00:55:18,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3595 transitions. [2021-11-23 00:55:18,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2021-11-23 00:55:18,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:18,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:18,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:18,627 INFO L134 CoverageAnalysis]: Checked inductivity of 4235 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4220 trivial. 0 not checked. [2021-11-23 00:55:19,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:19,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3739 states to 1788 states and 3598 transitions. [2021-11-23 00:55:19,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3598 transitions. [2021-11-23 00:55:19,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2021-11-23 00:55:19,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:19,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:19,266 INFO L134 CoverageAnalysis]: Checked inductivity of 4235 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4220 trivial. 0 not checked. [2021-11-23 00:55:19,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:19,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3744 states to 1790 states and 3603 transitions. [2021-11-23 00:55:19,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 3603 transitions. [2021-11-23 00:55:19,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2021-11-23 00:55:19,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:19,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:19,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:19,517 INFO L134 CoverageAnalysis]: Checked inductivity of 4238 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4221 trivial. 0 not checked. [2021-11-23 00:55:19,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:19,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3746 states to 1792 states and 3605 transitions. [2021-11-23 00:55:19,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 3605 transitions. [2021-11-23 00:55:19,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2021-11-23 00:55:19,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:19,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:19,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:20,034 INFO L134 CoverageAnalysis]: Checked inductivity of 4222 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:55:21,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:21,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 1799 states and 3651 transitions. [2021-11-23 00:55:21,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 3651 transitions. [2021-11-23 00:55:21,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2021-11-23 00:55:21,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:21,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:21,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:21,675 INFO L134 CoverageAnalysis]: Checked inductivity of 4235 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4220 trivial. 0 not checked. [2021-11-23 00:55:22,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:22,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3794 states to 1801 states and 3653 transitions. [2021-11-23 00:55:22,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 3653 transitions. [2021-11-23 00:55:22,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2021-11-23 00:55:22,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:22,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:22,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:22,172 INFO L134 CoverageAnalysis]: Checked inductivity of 4230 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4217 trivial. 0 not checked. [2021-11-23 00:55:22,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:22,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3796 states to 1803 states and 3655 transitions. [2021-11-23 00:55:22,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 3655 transitions. [2021-11-23 00:55:22,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2021-11-23 00:55:22,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:22,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:22,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:23,122 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:55:23,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:23,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3812 states to 1807 states and 3671 transitions. [2021-11-23 00:55:23,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 3671 transitions. [2021-11-23 00:55:23,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2021-11-23 00:55:23,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:23,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:23,507 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:55:24,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:24,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3850 states to 1811 states and 3709 transitions. [2021-11-23 00:55:24,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 3709 transitions. [2021-11-23 00:55:24,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2021-11-23 00:55:24,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:24,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:24,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:24,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:55:24,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:24,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 1813 states and 3712 transitions. [2021-11-23 00:55:24,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 3712 transitions. [2021-11-23 00:55:24,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2021-11-23 00:55:24,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:24,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:24,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:24,392 INFO L134 CoverageAnalysis]: Checked inductivity of 4224 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 4208 trivial. 0 not checked. [2021-11-23 00:55:24,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:24,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3849 states to 1813 states and 3708 transitions. [2021-11-23 00:55:24,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 3708 transitions. [2021-11-23 00:55:24,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2021-11-23 00:55:24,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:24,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:24,623 INFO L134 CoverageAnalysis]: Checked inductivity of 4229 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4218 trivial. 0 not checked. [2021-11-23 00:55:24,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:24,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3851 states to 1815 states and 3710 transitions. [2021-11-23 00:55:24,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3710 transitions. [2021-11-23 00:55:24,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2021-11-23 00:55:24,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:24,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:24,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:25,054 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:55:25,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:25,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3854 states to 1817 states and 3713 transitions. [2021-11-23 00:55:25,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3713 transitions. [2021-11-23 00:55:25,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2021-11-23 00:55:25,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:25,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:25,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:25,260 INFO L134 CoverageAnalysis]: Checked inductivity of 4228 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:55:25,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:25,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3854 states to 1818 states and 3713 transitions. [2021-11-23 00:55:25,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 3713 transitions. [2021-11-23 00:55:25,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2021-11-23 00:55:25,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:25,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:25,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:25,472 INFO L134 CoverageAnalysis]: Checked inductivity of 4228 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:55:25,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:25,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3854 states to 1819 states and 3713 transitions. [2021-11-23 00:55:25,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 3713 transitions. [2021-11-23 00:55:25,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2021-11-23 00:55:25,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:25,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:25,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:25,672 INFO L134 CoverageAnalysis]: Checked inductivity of 4243 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4226 trivial. 0 not checked. [2021-11-23 00:55:26,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:26,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3856 states to 1821 states and 3715 transitions. [2021-11-23 00:55:26,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 3715 transitions. [2021-11-23 00:55:26,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2021-11-23 00:55:26,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:26,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:26,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:26,230 INFO L134 CoverageAnalysis]: Checked inductivity of 4228 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:55:26,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:26,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3856 states to 1822 states and 3715 transitions. [2021-11-23 00:55:26,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 3715 transitions. [2021-11-23 00:55:26,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2021-11-23 00:55:26,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:26,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:26,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:26,433 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:55:26,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:26,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3859 states to 1824 states and 3718 transitions. [2021-11-23 00:55:26,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 3718 transitions. [2021-11-23 00:55:26,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2021-11-23 00:55:26,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:26,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:26,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:26,630 INFO L134 CoverageAnalysis]: Checked inductivity of 4228 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 4209 trivial. 0 not checked. [2021-11-23 00:55:27,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:27,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3865 states to 1827 states and 3724 transitions. [2021-11-23 00:55:27,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 3724 transitions. [2021-11-23 00:55:27,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 466 [2021-11-23 00:55:27,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:27,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:27,400 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:55:27,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:27,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3867 states to 1829 states and 3726 transitions. [2021-11-23 00:55:27,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 3726 transitions. [2021-11-23 00:55:27,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 466 [2021-11-23 00:55:27,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:27,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:27,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:27,692 INFO L134 CoverageAnalysis]: Checked inductivity of 4235 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 4212 trivial. 0 not checked. [2021-11-23 00:55:27,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:27,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3867 states to 1830 states and 3726 transitions. [2021-11-23 00:55:27,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 3726 transitions. [2021-11-23 00:55:27,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 466 [2021-11-23 00:55:27,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:27,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:27,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:27,894 INFO L134 CoverageAnalysis]: Checked inductivity of 4235 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 4212 trivial. 0 not checked. [2021-11-23 00:55:27,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:27,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3867 states to 1831 states and 3726 transitions. [2021-11-23 00:55:27,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 3726 transitions. [2021-11-23 00:55:27,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 466 [2021-11-23 00:55:27,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:27,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:27,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:28,097 INFO L134 CoverageAnalysis]: Checked inductivity of 4235 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 4212 trivial. 0 not checked. [2021-11-23 00:55:28,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:28,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3867 states to 1832 states and 3726 transitions. [2021-11-23 00:55:28,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 3726 transitions. [2021-11-23 00:55:28,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2021-11-23 00:55:28,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:28,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:28,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:28,328 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:55:28,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:28,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 1834 states and 3728 transitions. [2021-11-23 00:55:28,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3728 transitions. [2021-11-23 00:55:28,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2021-11-23 00:55:28,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:28,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:28,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:28,536 INFO L134 CoverageAnalysis]: Checked inductivity of 4240 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 4213 trivial. 0 not checked. [2021-11-23 00:55:28,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:28,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 1835 states and 3728 transitions. [2021-11-23 00:55:28,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 3728 transitions. [2021-11-23 00:55:28,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2021-11-23 00:55:28,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:28,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:28,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:28,746 INFO L134 CoverageAnalysis]: Checked inductivity of 4231 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:55:28,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:28,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 1836 states and 3728 transitions. [2021-11-23 00:55:28,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3728 transitions. [2021-11-23 00:55:28,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2021-11-23 00:55:28,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:28,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:28,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:29,048 INFO L134 CoverageAnalysis]: Checked inductivity of 4240 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 4213 trivial. 0 not checked. [2021-11-23 00:55:29,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:29,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 1837 states and 3728 transitions. [2021-11-23 00:55:29,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 3728 transitions. [2021-11-23 00:55:29,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2021-11-23 00:55:29,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:29,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:29,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:29,355 INFO L134 CoverageAnalysis]: Checked inductivity of 4240 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 4213 trivial. 0 not checked. [2021-11-23 00:55:29,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:29,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 1838 states and 3728 transitions. [2021-11-23 00:55:29,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 3728 transitions. [2021-11-23 00:55:29,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2021-11-23 00:55:29,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:29,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:29,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:29,609 INFO L134 CoverageAnalysis]: Checked inductivity of 4231 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:55:29,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:29,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 1839 states and 3728 transitions. [2021-11-23 00:55:29,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 3728 transitions. [2021-11-23 00:55:29,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2021-11-23 00:55:29,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:29,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:29,849 INFO L134 CoverageAnalysis]: Checked inductivity of 4231 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 4210 trivial. 0 not checked. [2021-11-23 00:55:29,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:29,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 1840 states and 3728 transitions. [2021-11-23 00:55:29,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 3728 transitions. [2021-11-23 00:55:29,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2021-11-23 00:55:29,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:29,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:29,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:30,143 INFO L134 CoverageAnalysis]: Checked inductivity of 4231 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4211 trivial. 0 not checked. [2021-11-23 00:55:30,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:30,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 1841 states and 3728 transitions. [2021-11-23 00:55:30,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 3728 transitions. [2021-11-23 00:55:30,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2021-11-23 00:55:30,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:30,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:30,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:30,390 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:55:30,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:30,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3871 states to 1843 states and 3730 transitions. [2021-11-23 00:55:30,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 3730 transitions. [2021-11-23 00:55:30,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2021-11-23 00:55:30,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:30,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:30,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:30,622 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 4207 trivial. 0 not checked. [2021-11-23 00:55:30,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:30,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3873 states to 1845 states and 3732 transitions. [2021-11-23 00:55:30,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 3732 transitions. [2021-11-23 00:55:30,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2021-11-23 00:55:30,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:30,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:30,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:31,447 INFO L134 CoverageAnalysis]: Checked inductivity of 4390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4390 trivial. 0 not checked. [2021-11-23 00:55:42,078 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:55:48,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:48,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 1886 states and 3925 transitions. [2021-11-23 00:55:48,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 3925 transitions. [2021-11-23 00:55:48,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2021-11-23 00:55:48,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:48,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:48,883 INFO L134 CoverageAnalysis]: Checked inductivity of 4390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4390 trivial. 0 not checked. [2021-11-23 00:55:51,298 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:55:58,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:58,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4500 states to 1923 states and 4109 transitions. [2021-11-23 00:55:58,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 4109 transitions. [2021-11-23 00:55:58,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 494 [2021-11-23 00:55:58,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:58,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:58,666 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4394 trivial. 0 not checked. [2021-11-23 00:55:59,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:59,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4502 states to 1924 states and 4111 transitions. [2021-11-23 00:55:59,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 4111 transitions. [2021-11-23 00:55:59,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 494 [2021-11-23 00:55:59,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:59,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:59,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:59,481 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4394 trivial. 0 not checked. [2021-11-23 00:56:00,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:00,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4544 states to 1930 states and 4153 transitions. [2021-11-23 00:56:00,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 4153 transitions. [2021-11-23 00:56:00,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 494 [2021-11-23 00:56:00,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:00,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:00,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:00,950 INFO L134 CoverageAnalysis]: Checked inductivity of 4390 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:56:05,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:05,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4671 states to 1957 states and 4280 transitions. [2021-11-23 00:56:05,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 4280 transitions. [2021-11-23 00:56:05,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 494 [2021-11-23 00:56:05,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:05,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:05,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:05,974 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:56:08,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:08,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4720 states to 1960 states and 4303 transitions. [2021-11-23 00:56:08,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 4303 transitions. [2021-11-23 00:56:08,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2021-11-23 00:56:08,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:08,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:08,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:08,338 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4394 trivial. 0 not checked. [2021-11-23 00:56:09,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:09,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4722 states to 1961 states and 4305 transitions. [2021-11-23 00:56:09,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 4305 transitions. [2021-11-23 00:56:09,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2021-11-23 00:56:09,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:09,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:09,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:09,402 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4394 trivial. 0 not checked. [2021-11-23 00:56:10,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:10,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4764 states to 1967 states and 4347 transitions. [2021-11-23 00:56:10,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 4347 transitions. [2021-11-23 00:56:10,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2021-11-23 00:56:10,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:10,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:11,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:11,231 INFO L134 CoverageAnalysis]: Checked inductivity of 4390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4390 trivial. 0 not checked. [2021-11-23 00:56:11,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:11,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4772 states to 1971 states and 4355 transitions. [2021-11-23 00:56:11,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 4355 transitions. [2021-11-23 00:56:11,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2021-11-23 00:56:11,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:11,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:11,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:11,764 INFO L134 CoverageAnalysis]: Checked inductivity of 4390 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:56:12,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:12,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4773 states to 1972 states and 4356 transitions. [2021-11-23 00:56:12,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 4356 transitions. [2021-11-23 00:56:12,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2021-11-23 00:56:12,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:12,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:12,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:13,530 INFO L134 CoverageAnalysis]: Checked inductivity of 4390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4390 trivial. 0 not checked. [2021-11-23 00:56:13,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:13,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4775 states to 1973 states and 4358 transitions. [2021-11-23 00:56:13,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 4358 transitions. [2021-11-23 00:56:13,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2021-11-23 00:56:13,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:13,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:13,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:14,043 INFO L134 CoverageAnalysis]: Checked inductivity of 4396 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:56:19,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:19,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4809 states to 1994 states and 4392 transitions. [2021-11-23 00:56:19,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 4392 transitions. [2021-11-23 00:56:19,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2021-11-23 00:56:19,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:19,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:19,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:19,605 INFO L134 CoverageAnalysis]: Checked inductivity of 4396 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:56:21,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:21,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4870 states to 1997 states and 4453 transitions. [2021-11-23 00:56:21,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 4453 transitions. [2021-11-23 00:56:21,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2021-11-23 00:56:21,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:21,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:21,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:21,284 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4398 trivial. 0 not checked. [2021-11-23 00:56:21,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:21,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4872 states to 1999 states and 4455 transitions. [2021-11-23 00:56:21,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 4455 transitions. [2021-11-23 00:56:21,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2021-11-23 00:56:21,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:21,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:21,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:21,545 INFO L134 CoverageAnalysis]: Checked inductivity of 4390 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:56:22,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:22,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4872 states to 2000 states and 4455 transitions. [2021-11-23 00:56:22,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 4455 transitions. [2021-11-23 00:56:22,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2021-11-23 00:56:22,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:22,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:22,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:22,769 INFO L134 CoverageAnalysis]: Checked inductivity of 4390 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:56:23,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:23,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4873 states to 2001 states and 4456 transitions. [2021-11-23 00:56:23,650 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 4456 transitions. [2021-11-23 00:56:23,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2021-11-23 00:56:23,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:23,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:23,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:23,919 INFO L134 CoverageAnalysis]: Checked inductivity of 4391 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 4385 trivial. 0 not checked. [2021-11-23 00:56:23,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:23,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4866 states to 1998 states and 4449 transitions. [2021-11-23 00:56:23,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1998 states and 4449 transitions. [2021-11-23 00:56:23,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2021-11-23 00:56:23,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:23,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:24,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:24,413 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:56:36,502 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:56:37,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:37,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4901 states to 2003 states and 4475 transitions. [2021-11-23 00:56:37,935 INFO L276 IsEmpty]: Start isEmpty. Operand 2003 states and 4475 transitions. [2021-11-23 00:56:37,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2021-11-23 00:56:37,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:37,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:38,091 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:56:49,087 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:56:49,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:49,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4921 states to 2005 states and 4495 transitions. [2021-11-23 00:56:49,425 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 4495 transitions. [2021-11-23 00:56:49,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2021-11-23 00:56:49,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:49,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:49,582 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:56:51,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:51,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4943 states to 2008 states and 4517 transitions. [2021-11-23 00:56:51,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2008 states and 4517 transitions. [2021-11-23 00:56:51,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2021-11-23 00:56:51,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:51,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:51,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:51,610 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:56:53,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:53,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4962 states to 2011 states and 4536 transitions. [2021-11-23 00:56:53,335 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 4536 transitions. [2021-11-23 00:56:53,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2021-11-23 00:56:53,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:53,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:53,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:53,524 INFO L134 CoverageAnalysis]: Checked inductivity of 4403 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4403 trivial. 0 not checked. [2021-11-23 00:56:55,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:55,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5006 states to 2017 states and 4580 transitions. [2021-11-23 00:56:55,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 4580 transitions. [2021-11-23 00:56:55,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2021-11-23 00:56:55,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:55,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:55,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:55,689 INFO L134 CoverageAnalysis]: Checked inductivity of 4403 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4403 trivial. 0 not checked. [2021-11-23 00:56:56,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:56,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5045 states to 2022 states and 4618 transitions. [2021-11-23 00:56:56,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2022 states and 4618 transitions. [2021-11-23 00:56:56,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2021-11-23 00:56:56,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:56,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:56,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:56,809 INFO L134 CoverageAnalysis]: Checked inductivity of 4403 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4403 trivial. 0 not checked. [2021-11-23 00:56:58,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:58,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5084 states to 2026 states and 4657 transitions. [2021-11-23 00:56:58,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2026 states and 4657 transitions. [2021-11-23 00:56:58,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2021-11-23 00:56:58,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:58,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:58,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:59,009 INFO L134 CoverageAnalysis]: Checked inductivity of 4403 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4403 trivial. 0 not checked. [2021-11-23 00:56:59,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:59,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5084 states to 2027 states and 4657 transitions. [2021-11-23 00:56:59,080 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 4657 transitions. [2021-11-23 00:56:59,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2021-11-23 00:56:59,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:59,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:59,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:59,291 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:57:01,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:01,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5129 states to 2029 states and 4676 transitions. [2021-11-23 00:57:01,106 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 4676 transitions. [2021-11-23 00:57:01,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2021-11-23 00:57:01,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:01,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:01,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:01,319 INFO L134 CoverageAnalysis]: Checked inductivity of 4390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4390 trivial. 0 not checked. [2021-11-23 00:57:01,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:01,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5133 states to 2033 states and 4680 transitions. [2021-11-23 00:57:01,382 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 4680 transitions. [2021-11-23 00:57:01,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2021-11-23 00:57:01,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:01,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:01,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:01,539 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:57:05,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:05,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5192 states to 2039 states and 4730 transitions. [2021-11-23 00:57:05,790 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 4730 transitions. [2021-11-23 00:57:05,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2021-11-23 00:57:05,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:05,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:05,951 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:57:06,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:06,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5194 states to 2041 states and 4732 transitions. [2021-11-23 00:57:06,022 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states and 4732 transitions. [2021-11-23 00:57:06,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2021-11-23 00:57:06,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:06,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:06,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:06,208 INFO L134 CoverageAnalysis]: Checked inductivity of 4396 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4396 trivial. 0 not checked. [2021-11-23 00:57:07,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:07,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5210 states to 2045 states and 4748 transitions. [2021-11-23 00:57:07,166 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 4748 transitions. [2021-11-23 00:57:07,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2021-11-23 00:57:07,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:07,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:07,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:07,426 INFO L134 CoverageAnalysis]: Checked inductivity of 4396 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4396 trivial. 0 not checked. [2021-11-23 00:57:08,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:08,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5248 states to 2050 states and 4786 transitions. [2021-11-23 00:57:08,592 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 4786 transitions. [2021-11-23 00:57:08,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2021-11-23 00:57:08,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:08,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:08,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:08,751 INFO L134 CoverageAnalysis]: Checked inductivity of 4396 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:57:15,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:15,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5277 states to 2067 states and 4815 transitions. [2021-11-23 00:57:15,706 INFO L276 IsEmpty]: Start isEmpty. Operand 2067 states and 4815 transitions. [2021-11-23 00:57:15,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2021-11-23 00:57:15,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:15,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:15,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:15,867 INFO L134 CoverageAnalysis]: Checked inductivity of 4396 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:57:17,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:17,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5339 states to 2070 states and 4877 transitions. [2021-11-23 00:57:17,729 INFO L276 IsEmpty]: Start isEmpty. Operand 2070 states and 4877 transitions. [2021-11-23 00:57:17,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2021-11-23 00:57:17,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:17,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:17,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:17,890 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:57:26,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:26,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5417 states to 2093 states and 4954 transitions. [2021-11-23 00:57:26,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 4954 transitions. [2021-11-23 00:57:26,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2021-11-23 00:57:26,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:26,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:26,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:26,589 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:57:30,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:30,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5464 states to 2098 states and 5001 transitions. [2021-11-23 00:57:30,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 5001 transitions. [2021-11-23 00:57:30,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2021-11-23 00:57:30,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:30,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:30,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:31,137 INFO L134 CoverageAnalysis]: Checked inductivity of 4391 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4390 trivial. 0 not checked. [2021-11-23 00:57:32,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:32,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5471 states to 2101 states and 5008 transitions. [2021-11-23 00:57:32,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 5008 transitions. [2021-11-23 00:57:32,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2021-11-23 00:57:32,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:32,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:32,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:32,802 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:57:34,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:34,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5509 states to 2103 states and 5045 transitions. [2021-11-23 00:57:34,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 5045 transitions. [2021-11-23 00:57:34,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2021-11-23 00:57:34,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:34,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:34,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:34,176 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:57:44,206 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:57:44,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:44,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5511 states to 2105 states and 5047 transitions. [2021-11-23 00:57:44,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 5047 transitions. [2021-11-23 00:57:44,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2021-11-23 00:57:44,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:44,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:44,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:44,581 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:57:55,742 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:57:56,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:56,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5549 states to 2107 states and 5084 transitions. [2021-11-23 00:57:56,060 INFO L276 IsEmpty]: Start isEmpty. Operand 2107 states and 5084 transitions. [2021-11-23 00:57:56,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2021-11-23 00:57:56,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:56,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:56,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:56,241 INFO L134 CoverageAnalysis]: Checked inductivity of 4396 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4396 trivial. 0 not checked. [2021-11-23 00:57:57,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:57,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5562 states to 2111 states and 5097 transitions. [2021-11-23 00:57:57,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 5097 transitions. [2021-11-23 00:57:57,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2021-11-23 00:57:57,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:57,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:57,389 INFO L134 CoverageAnalysis]: Checked inductivity of 4396 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4396 trivial. 0 not checked. [2021-11-23 00:57:58,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:58,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5562 states to 2112 states and 5097 transitions. [2021-11-23 00:57:58,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 5097 transitions. [2021-11-23 00:57:58,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2021-11-23 00:57:58,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:58,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:58,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:58,572 INFO L134 CoverageAnalysis]: Checked inductivity of 4396 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4396 trivial. 0 not checked. [2021-11-23 00:57:58,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:58,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5565 states to 2114 states and 5100 transitions. [2021-11-23 00:57:58,638 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 5100 transitions. [2021-11-23 00:57:58,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2021-11-23 00:57:58,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:58,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:58,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:58,901 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4398 trivial. 0 not checked. [2021-11-23 00:57:59,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:59,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5573 states to 2118 states and 5108 transitions. [2021-11-23 00:57:59,165 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 5108 transitions. [2021-11-23 00:57:59,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2021-11-23 00:57:59,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:59,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:59,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:59,351 INFO L134 CoverageAnalysis]: Checked inductivity of 4391 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4391 trivial. 0 not checked. [2021-11-23 00:57:59,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:59,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5575 states to 2120 states and 5110 transitions. [2021-11-23 00:57:59,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 5110 transitions. [2021-11-23 00:57:59,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2021-11-23 00:57:59,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:59,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:59,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:59,566 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:58:00,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:00,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5581 states to 2120 states and 5107 transitions. [2021-11-23 00:58:00,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 5107 transitions. [2021-11-23 00:58:00,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2021-11-23 00:58:00,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:00,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:00,826 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:58:01,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:01,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5595 states to 2122 states and 5121 transitions. [2021-11-23 00:58:01,896 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 5121 transitions. [2021-11-23 00:58:01,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2021-11-23 00:58:01,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:01,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:01,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:02,484 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:58:15,189 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:58:30,760 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 15.57s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:58:34,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:34,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5668 states to 2130 states and 5185 transitions. [2021-11-23 00:58:34,497 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 5185 transitions. [2021-11-23 00:58:34,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2021-11-23 00:58:34,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:34,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:34,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:34,642 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:58:35,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:35,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5680 states to 2132 states and 5197 transitions. [2021-11-23 00:58:35,900 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 5197 transitions. [2021-11-23 00:58:35,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2021-11-23 00:58:35,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:35,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:35,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:36,051 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:58:36,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:36,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5682 states to 2134 states and 5199 transitions. [2021-11-23 00:58:36,122 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 5199 transitions. [2021-11-23 00:58:36,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2021-11-23 00:58:36,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:36,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:36,270 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:58:40,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:40,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5735 states to 2140 states and 5252 transitions. [2021-11-23 00:58:40,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 5252 transitions. [2021-11-23 00:58:40,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2021-11-23 00:58:40,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:40,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:40,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:40,985 INFO L134 CoverageAnalysis]: Checked inductivity of 4404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4404 trivial. 0 not checked. [2021-11-23 00:58:46,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:46,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5801 states to 2148 states and 5318 transitions. [2021-11-23 00:58:46,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2148 states and 5318 transitions. [2021-11-23 00:58:46,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2021-11-23 00:58:46,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:46,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:46,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:46,157 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:58:48,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:48,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5841 states to 2151 states and 5358 transitions. [2021-11-23 00:58:48,544 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 5358 transitions. [2021-11-23 00:58:48,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2021-11-23 00:58:48,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:48,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:48,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:48,687 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:58:49,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:49,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5845 states to 2152 states and 5362 transitions. [2021-11-23 00:58:49,713 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 5362 transitions. [2021-11-23 00:58:49,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2021-11-23 00:58:49,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:49,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:49,862 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:58:55,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:55,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5893 states to 2158 states and 5410 transitions. [2021-11-23 00:58:55,010 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 5410 transitions. [2021-11-23 00:58:55,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2021-11-23 00:58:55,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:55,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:55,187 INFO L134 CoverageAnalysis]: Checked inductivity of 4396 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4396 trivial. 0 not checked. [2021-11-23 00:58:55,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:55,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5896 states to 2160 states and 5413 transitions. [2021-11-23 00:58:55,233 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 5413 transitions. [2021-11-23 00:58:55,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2021-11-23 00:58:55,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:55,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:55,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:55,404 INFO L134 CoverageAnalysis]: Checked inductivity of 4396 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4396 trivial. 0 not checked. [2021-11-23 00:58:55,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:55,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5899 states to 2162 states and 5416 transitions. [2021-11-23 00:58:55,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 5416 transitions. [2021-11-23 00:58:55,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-11-23 00:58:55,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:55,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:55,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:55,603 INFO L134 CoverageAnalysis]: Checked inductivity of 4407 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 4388 trivial. 0 not checked. [2021-11-23 00:58:56,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:56,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5908 states to 2169 states and 5425 transitions. [2021-11-23 00:58:56,639 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 5425 transitions. [2021-11-23 00:58:56,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-11-23 00:58:56,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:56,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:56,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:57,056 INFO L134 CoverageAnalysis]: Checked inductivity of 4409 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4409 trivial. 0 not checked. [2021-11-23 00:58:57,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:57,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5908 states to 2170 states and 5425 transitions. [2021-11-23 00:58:57,125 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 5425 transitions. [2021-11-23 00:58:57,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-11-23 00:58:57,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:57,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:57,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:57,355 INFO L134 CoverageAnalysis]: Checked inductivity of 4409 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4409 trivial. 0 not checked. [2021-11-23 00:58:58,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:58,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5908 states to 2171 states and 5425 transitions. [2021-11-23 00:58:58,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 5425 transitions. [2021-11-23 00:58:58,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-11-23 00:58:58,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:58,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,526 INFO L134 CoverageAnalysis]: Checked inductivity of 4409 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4409 trivial. 0 not checked. [2021-11-23 00:58:58,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:58,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5908 states to 2172 states and 5425 transitions. [2021-11-23 00:58:58,577 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 5425 transitions. [2021-11-23 00:58:58,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2021-11-23 00:58:58,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:58,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,732 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:59:02,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5962 states to 2176 states and 5467 transitions. [2021-11-23 00:59:02,592 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 5467 transitions. [2021-11-23 00:59:02,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2021-11-23 00:59:02,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,743 INFO L134 CoverageAnalysis]: Checked inductivity of 4397 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 4385 trivial. 0 not checked. [2021-11-23 00:59:02,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5963 states to 2177 states and 5468 transitions. [2021-11-23 00:59:02,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 5468 transitions. [2021-11-23 00:59:02,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2021-11-23 00:59:02,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,422 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4388 trivial. 0 not checked. [2021-11-23 00:59:03,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5907 states to 2176 states and 5412 transitions. [2021-11-23 00:59:03,940 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 5412 transitions. [2021-11-23 00:59:03,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2021-11-23 00:59:03,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,250 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:59:04,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5909 states to 2178 states and 5414 transitions. [2021-11-23 00:59:04,321 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 5414 transitions. [2021-11-23 00:59:04,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2021-11-23 00:59:04,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,494 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4398 trivial. 0 not checked. [2021-11-23 00:59:06,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5928 states to 2183 states and 5433 transitions. [2021-11-23 00:59:06,524 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 5433 transitions. [2021-11-23 00:59:06,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2021-11-23 00:59:06,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,715 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4398 trivial. 0 not checked. [2021-11-23 00:59:07,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5932 states to 2185 states and 5437 transitions. [2021-11-23 00:59:07,776 INFO L276 IsEmpty]: Start isEmpty. Operand 2185 states and 5437 transitions. [2021-11-23 00:59:07,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-11-23 00:59:07,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,875 INFO L134 CoverageAnalysis]: Checked inductivity of 4391 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4390 trivial. 0 not checked. [2021-11-23 00:59:42,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6226 states to 2230 states and 5605 transitions. [2021-11-23 00:59:42,372 INFO L276 IsEmpty]: Start isEmpty. Operand 2230 states and 5605 transitions. [2021-11-23 00:59:42,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2021-11-23 00:59:42,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,614 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4398 trivial. 0 not checked. [2021-11-23 00:59:42,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6231 states to 2231 states and 5610 transitions. [2021-11-23 00:59:42,696 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 5610 transitions. [2021-11-23 00:59:42,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2021-11-23 00:59:42,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,911 INFO L134 CoverageAnalysis]: Checked inductivity of 4409 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 4387 trivial. 0 not checked. [2021-11-23 00:59:44,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6236 states to 2231 states and 5607 transitions. [2021-11-23 00:59:44,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 5607 transitions. [2021-11-23 00:59:44,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2021-11-23 00:59:44,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,640 INFO L134 CoverageAnalysis]: Checked inductivity of 4396 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4396 trivial. 0 not checked. [2021-11-23 00:59:44,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6239 states to 2233 states and 5610 transitions. [2021-11-23 00:59:44,716 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 5610 transitions. [2021-11-23 00:59:44,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-11-23 00:59:44,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,102 INFO L134 CoverageAnalysis]: Checked inductivity of 4396 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4396 trivial. 0 not checked. [2021-11-23 00:59:45,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6242 states to 2235 states and 5613 transitions. [2021-11-23 00:59:45,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 5613 transitions. [2021-11-23 00:59:45,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-11-23 00:59:45,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,341 INFO L134 CoverageAnalysis]: Checked inductivity of 4409 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4409 trivial. 0 not checked. [2021-11-23 00:59:45,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6242 states to 2236 states and 5613 transitions. [2021-11-23 00:59:45,409 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 5613 transitions. [2021-11-23 00:59:45,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-11-23 00:59:45,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,570 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 00:59:56,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:56,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6271 states to 2253 states and 5642 transitions. [2021-11-23 00:59:56,632 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 5642 transitions. [2021-11-23 00:59:56,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-11-23 00:59:56,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:56,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:56,800 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 01:00:00,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:00,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6312 states to 2257 states and 5683 transitions. [2021-11-23 01:00:00,994 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 5683 transitions. [2021-11-23 01:00:00,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-11-23 01:00:00,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:00,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:01,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:01,154 INFO L134 CoverageAnalysis]: Checked inductivity of 4396 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 01:00:04,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:04,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6317 states to 2261 states and 5688 transitions. [2021-11-23 01:00:04,464 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 5688 transitions. [2021-11-23 01:00:04,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2021-11-23 01:00:04,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:04,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:06,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4392 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 01:00:17,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:17,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6327 states to 2266 states and 5698 transitions. [2021-11-23 01:00:17,148 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 5698 transitions. [2021-11-23 01:00:17,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-11-23 01:00:17,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:17,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:17,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:17,322 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4388 trivial. 0 not checked. [2021-11-23 01:00:20,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:20,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6335 states to 2270 states and 5706 transitions. [2021-11-23 01:00:20,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 5706 transitions. [2021-11-23 01:00:20,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-11-23 01:00:20,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:20,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:20,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:21,298 INFO L134 CoverageAnalysis]: Checked inductivity of 4409 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 4386 trivial. 0 not checked. [2021-11-23 01:00:41,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:41,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6416 states to 2298 states and 5787 transitions. [2021-11-23 01:00:41,635 INFO L276 IsEmpty]: Start isEmpty. Operand 2298 states and 5787 transitions. [2021-11-23 01:00:41,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2021-11-23 01:00:41,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:41,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:41,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:42,531 INFO L134 CoverageAnalysis]: Checked inductivity of 4391 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 4385 trivial. 0 not checked. [2021-11-23 01:00:45,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:45,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6418 states to 2299 states and 5789 transitions. [2021-11-23 01:00:45,969 INFO L276 IsEmpty]: Start isEmpty. Operand 2299 states and 5789 transitions. [2021-11-23 01:00:45,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2021-11-23 01:00:45,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:45,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:46,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:46,931 INFO L134 CoverageAnalysis]: Checked inductivity of 4395 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4395 trivial. 0 not checked. [2021-11-23 01:01:18,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:18,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6691 states to 2344 states and 5935 transitions. [2021-11-23 01:01:18,824 INFO L276 IsEmpty]: Start isEmpty. Operand 2344 states and 5935 transitions. [2021-11-23 01:01:18,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-11-23 01:01:18,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:18,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:18,982 INFO L134 CoverageAnalysis]: Checked inductivity of 4402 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 4386 trivial. 0 not checked. [2021-11-23 01:01:24,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:24,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6716 states to 2349 states and 5960 transitions. [2021-11-23 01:01:24,166 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 5960 transitions. [2021-11-23 01:01:24,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-11-23 01:01:24,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:24,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:24,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:24,507 INFO L134 CoverageAnalysis]: Checked inductivity of 4396 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4396 trivial. 0 not checked. [2021-11-23 01:01:24,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:24,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6719 states to 2351 states and 5963 transitions. [2021-11-23 01:01:24,571 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 5963 transitions. [2021-11-23 01:01:24,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-11-23 01:01:24,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:24,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:24,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:24,727 INFO L134 CoverageAnalysis]: Checked inductivity of 4402 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 4386 trivial. 0 not checked. [2021-11-23 01:01:26,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:26,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6728 states to 2352 states and 5972 transitions. [2021-11-23 01:01:26,425 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 5972 transitions. [2021-11-23 01:01:26,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2021-11-23 01:01:26,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:26,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:26,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:26,606 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4394 trivial. 0 not checked. [2021-11-23 01:01:30,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:30,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6746 states to 2357 states and 5990 transitions. [2021-11-23 01:01:30,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 5990 transitions. [2021-11-23 01:01:30,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-11-23 01:01:30,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:30,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:30,161 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 01:01:30,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:30,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6748 states to 2359 states and 5992 transitions. [2021-11-23 01:01:30,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 5992 transitions. [2021-11-23 01:01:30,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2021-11-23 01:01:30,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:30,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:30,447 INFO L134 CoverageAnalysis]: Checked inductivity of 4395 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4394 trivial. 0 not checked. [2021-11-23 01:01:35,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:35,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6792 states to 2366 states and 6035 transitions. [2021-11-23 01:01:35,133 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 6035 transitions. [2021-11-23 01:01:35,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2021-11-23 01:01:35,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:35,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:36,215 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4392 trivial. 0 not checked. [2021-11-23 01:01:37,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:37,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6794 states to 2367 states and 6037 transitions. [2021-11-23 01:01:37,038 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 6037 transitions. [2021-11-23 01:01:37,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2021-11-23 01:01:37,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:37,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:37,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:37,984 INFO L134 CoverageAnalysis]: Checked inductivity of 4395 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4395 trivial. 0 not checked. [2021-11-23 01:02:14,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:14,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7068 states to 2413 states and 6184 transitions. [2021-11-23 01:02:14,532 INFO L276 IsEmpty]: Start isEmpty. Operand 2413 states and 6184 transitions. [2021-11-23 01:02:14,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2021-11-23 01:02:14,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:14,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:14,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:14,689 INFO L134 CoverageAnalysis]: Checked inductivity of 4410 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 4386 trivial. 0 not checked. [2021-11-23 01:02:20,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:20,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7086 states to 2418 states and 6202 transitions. [2021-11-23 01:02:20,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 6202 transitions. [2021-11-23 01:02:20,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2021-11-23 01:02:20,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:20,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:20,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:20,555 INFO L134 CoverageAnalysis]: Checked inductivity of 4406 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 4388 trivial. 0 not checked. [2021-11-23 01:02:22,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:22,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7093 states to 2419 states and 6209 transitions. [2021-11-23 01:02:22,257 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 6209 transitions. [2021-11-23 01:02:22,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2021-11-23 01:02:22,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:22,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:22,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:22,414 INFO L134 CoverageAnalysis]: Checked inductivity of 4402 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 4386 trivial. 0 not checked. [2021-11-23 01:02:22,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:22,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7096 states to 2421 states and 6212 transitions. [2021-11-23 01:02:22,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2421 states and 6212 transitions. [2021-11-23 01:02:22,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2021-11-23 01:02:22,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:22,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:22,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:22,626 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 01:02:22,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:22,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7098 states to 2423 states and 6214 transitions. [2021-11-23 01:02:22,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2423 states and 6214 transitions. [2021-11-23 01:02:22,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2021-11-23 01:02:22,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:22,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:23,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:23,147 INFO L134 CoverageAnalysis]: Checked inductivity of 4396 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4396 trivial. 0 not checked. [2021-11-23 01:02:23,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:23,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7100 states to 2425 states and 6216 transitions. [2021-11-23 01:02:23,264 INFO L276 IsEmpty]: Start isEmpty. Operand 2425 states and 6216 transitions. [2021-11-23 01:02:23,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2021-11-23 01:02:23,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:23,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:23,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:23,485 INFO L134 CoverageAnalysis]: Checked inductivity of 4399 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4399 trivial. 0 not checked. [2021-11-23 01:02:25,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:25,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7102 states to 2426 states and 6218 transitions. [2021-11-23 01:02:25,186 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 6218 transitions. [2021-11-23 01:02:25,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2021-11-23 01:02:25,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:25,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:25,347 INFO L134 CoverageAnalysis]: Checked inductivity of 4411 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 4388 trivial. 0 not checked. [2021-11-23 01:02:27,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:27,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7112 states to 2433 states and 6228 transitions. [2021-11-23 01:02:27,292 INFO L276 IsEmpty]: Start isEmpty. Operand 2433 states and 6228 transitions. [2021-11-23 01:02:27,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2021-11-23 01:02:27,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:27,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:27,471 INFO L134 CoverageAnalysis]: Checked inductivity of 4415 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4415 trivial. 0 not checked. [2021-11-23 01:02:27,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:27,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7114 states to 2435 states and 6230 transitions. [2021-11-23 01:02:27,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 6230 transitions. [2021-11-23 01:02:27,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2021-11-23 01:02:27,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:27,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:27,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:27,728 INFO L134 CoverageAnalysis]: Checked inductivity of 4415 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4415 trivial. 0 not checked. [2021-11-23 01:02:27,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:27,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7117 states to 2437 states and 6233 transitions. [2021-11-23 01:02:27,802 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 6233 transitions. [2021-11-23 01:02:27,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2021-11-23 01:02:27,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:27,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:27,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:27,981 INFO L134 CoverageAnalysis]: Checked inductivity of 4415 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4415 trivial. 0 not checked. [2021-11-23 01:02:28,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:28,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7118 states to 2438 states and 6234 transitions. [2021-11-23 01:02:28,056 INFO L276 IsEmpty]: Start isEmpty. Operand 2438 states and 6234 transitions. [2021-11-23 01:02:28,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2021-11-23 01:02:28,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:28,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:28,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:28,401 INFO L134 CoverageAnalysis]: Checked inductivity of 4415 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4415 trivial. 0 not checked. [2021-11-23 01:02:28,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:28,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7119 states to 2439 states and 6235 transitions. [2021-11-23 01:02:28,471 INFO L276 IsEmpty]: Start isEmpty. Operand 2439 states and 6235 transitions. [2021-11-23 01:02:28,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2021-11-23 01:02:28,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:28,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:28,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:28,629 INFO L134 CoverageAnalysis]: Checked inductivity of 4399 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 4385 trivial. 0 not checked. [2021-11-23 01:02:30,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:30,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7120 states to 2440 states and 6236 transitions. [2021-11-23 01:02:30,446 INFO L276 IsEmpty]: Start isEmpty. Operand 2440 states and 6236 transitions. [2021-11-23 01:02:30,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2021-11-23 01:02:30,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:30,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:30,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:30,626 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4394 trivial. 0 not checked. [2021-11-23 01:02:30,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:30,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7121 states to 2441 states and 6237 transitions. [2021-11-23 01:02:30,706 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 6237 transitions. [2021-11-23 01:02:30,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2021-11-23 01:02:30,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:30,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:30,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:32,681 INFO L134 CoverageAnalysis]: Checked inductivity of 4398 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4392 trivial. 0 not checked. [2021-11-23 01:02:35,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:35,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7136 states to 2446 states and 6250 transitions. [2021-11-23 01:02:35,251 INFO L276 IsEmpty]: Start isEmpty. Operand 2446 states and 6250 transitions. [2021-11-23 01:02:35,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2021-11-23 01:02:35,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:35,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:35,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:35,410 INFO L134 CoverageAnalysis]: Checked inductivity of 4404 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 4386 trivial. 0 not checked. [2021-11-23 01:02:39,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:39,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7157 states to 2451 states and 6271 transitions. [2021-11-23 01:02:39,477 INFO L276 IsEmpty]: Start isEmpty. Operand 2451 states and 6271 transitions. [2021-11-23 01:02:39,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2021-11-23 01:02:39,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:39,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:39,667 INFO L134 CoverageAnalysis]: Checked inductivity of 4404 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 4386 trivial. 0 not checked. [2021-11-23 01:02:41,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:41,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7161 states to 2453 states and 6275 transitions. [2021-11-23 01:02:41,660 INFO L276 IsEmpty]: Start isEmpty. Operand 2453 states and 6275 transitions. [2021-11-23 01:02:41,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2021-11-23 01:02:41,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:41,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:41,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:42,704 INFO L134 CoverageAnalysis]: Checked inductivity of 4395 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4395 trivial. 0 not checked. [2021-11-23 01:02:50,026 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:03:31,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:31,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7436 states to 2500 states and 6423 transitions. [2021-11-23 01:03:31,480 INFO L276 IsEmpty]: Start isEmpty. Operand 2500 states and 6423 transitions. [2021-11-23 01:03:31,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2021-11-23 01:03:31,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:31,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:31,639 INFO L134 CoverageAnalysis]: Checked inductivity of 4413 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 4390 trivial. 0 not checked. [2021-11-23 01:03:36,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:36,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7453 states to 2505 states and 6440 transitions. [2021-11-23 01:03:36,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2505 states and 6440 transitions. [2021-11-23 01:03:36,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2021-11-23 01:03:36,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:36,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:36,746 INFO L134 CoverageAnalysis]: Checked inductivity of 4396 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4396 trivial. 0 not checked. [2021-11-23 01:03:36,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:36,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7455 states to 2507 states and 6442 transitions. [2021-11-23 01:03:36,829 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 6442 transitions. [2021-11-23 01:03:36,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2021-11-23 01:03:36,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:36,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:36,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:36,980 INFO L134 CoverageAnalysis]: Checked inductivity of 4402 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4386 trivial. 0 not checked. [2021-11-23 01:03:42,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:42,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7482 states to 2512 states and 6469 transitions. [2021-11-23 01:03:42,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2512 states and 6469 transitions. [2021-11-23 01:03:42,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2021-11-23 01:03:42,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:42,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:42,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:42,595 INFO L134 CoverageAnalysis]: Checked inductivity of 4402 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 4386 trivial. 0 not checked. [2021-11-23 01:03:42,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:42,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7485 states to 2514 states and 6472 transitions. [2021-11-23 01:03:42,648 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 6472 transitions. [2021-11-23 01:03:42,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2021-11-23 01:03:42,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:42,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:42,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:42,806 INFO L134 CoverageAnalysis]: Checked inductivity of 4406 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 4388 trivial. 0 not checked. [2021-11-23 01:03:42,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:42,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7484 states to 2514 states and 6471 transitions. [2021-11-23 01:03:42,862 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 6471 transitions. [2021-11-23 01:03:42,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2021-11-23 01:03:42,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:42,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:43,014 INFO L134 CoverageAnalysis]: Checked inductivity of 4402 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4386 trivial. 0 not checked. [2021-11-23 01:03:45,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:45,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7495 states to 2515 states and 6482 transitions. [2021-11-23 01:03:45,177 INFO L276 IsEmpty]: Start isEmpty. Operand 2515 states and 6482 transitions. [2021-11-23 01:03:45,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2021-11-23 01:03:45,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:45,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:45,330 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4384 trivial. 0 not checked. [2021-11-23 01:03:45,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:45,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7497 states to 2517 states and 6484 transitions. [2021-11-23 01:03:45,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 6484 transitions. [2021-11-23 01:03:45,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2021-11-23 01:03:45,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:45,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:46,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:46,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 4090 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:03:46,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:48,243 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4394 trivial. 0 not checked. [2021-11-23 01:04:08,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:08,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8158 states to 2569 states and 6781 transitions. [2021-11-23 01:04:08,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 6781 transitions. [2021-11-23 01:04:08,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2021-11-23 01:04:08,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:08,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:09,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 4090 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:04:09,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:11,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4394 trivial. 0 not checked. [2021-11-23 01:04:11,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:11,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8160 states to 2570 states and 6783 transitions. [2021-11-23 01:04:11,425 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 6783 transitions. [2021-11-23 01:04:11,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2021-11-23 01:04:11,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:11,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:12,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 4090 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:04:12,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:13,912 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4394 trivial. 0 not checked. [2021-11-23 01:04:14,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:14,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8162 states to 2571 states and 6785 transitions. [2021-11-23 01:04:14,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 6785 transitions. [2021-11-23 01:04:14,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2021-11-23 01:04:14,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:14,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:14,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:14,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 4090 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:04:14,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:16,534 INFO L134 CoverageAnalysis]: Checked inductivity of 4394 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4394 trivial. 0 not checked. [2021-11-23 01:04:16,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:16,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8164 states to 2572 states and 6787 transitions. [2021-11-23 01:04:16,824 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 6787 transitions. [2021-11-23 01:04:16,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2021-11-23 01:04:16,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:16,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:17,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:17,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 4090 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:04:17,622 INFO L286 TraceCheckSpWp]: Computing forward predicates...