./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/add_last-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd55b46-64e6-4622-bf3b-55e8c2763ebf/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd55b46-64e6-4622-bf3b-55e8c2763ebf/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_ecd55b46-64e6-4622-bf3b-55e8c2763ebf/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd55b46-64e6-4622-bf3b-55e8c2763ebf/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/add_last-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd55b46-64e6-4622-bf3b-55e8c2763ebf/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd55b46-64e6-4622-bf3b-55e8c2763ebf/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 870a7e5617be5a547f8d530603b5c27ad6cbb74bb05a83654285fee7bbb92753 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:09:03,315 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:09:03,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:09:03,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:09:03,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:09:03,361 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:09:03,363 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:09:03,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:09:03,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:09:03,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:09:03,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:09:03,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:09:03,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:09:03,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:09:03,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:09:03,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:09:03,383 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:09:03,384 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:09:03,387 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:09:03,391 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:09:03,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:09:03,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:09:03,398 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:09:03,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:09:03,405 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:09:03,406 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:09:03,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:09:03,408 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:09:03,409 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:09:03,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:09:03,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:09:03,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:09:03,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:09:03,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:09:03,425 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:09:03,425 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:09:03,426 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:09:03,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:09:03,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:09:03,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:09:03,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:09:03,434 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd55b46-64e6-4622-bf3b-55e8c2763ebf/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-22 23:09:03,485 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:09:03,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:09:03,489 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:09:03,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:09:03,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:09:03,490 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:09:03,490 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 23:09:03,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:09:03,491 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:09:03,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:09:03,492 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-22 23:09:03,493 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-22 23:09:03,493 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-22 23:09:03,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:09:03,494 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:09:03,494 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:09:03,494 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:09:03,494 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:09:03,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:09:03,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:09:03,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:09:03,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:09:03,496 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:09:03,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:09:03,496 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_ecd55b46-64e6-4622-bf3b-55e8c2763ebf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd55b46-64e6-4622-bf3b-55e8c2763ebf/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 870a7e5617be5a547f8d530603b5c27ad6cbb74bb05a83654285fee7bbb92753 [2021-11-22 23:09:03,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:09:03,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:09:03,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:09:03,816 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:09:03,817 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:09:03,819 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd55b46-64e6-4622-bf3b-55e8c2763ebf/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-memsafety/add_last-alloca-1.i [2021-11-22 23:09:03,908 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd55b46-64e6-4622-bf3b-55e8c2763ebf/bin/ukojak-LBtLqBUTdQ/data/0a2a46b60/240086a60d67497d87e2489249c542e2/FLAGe7afa1bd5 [2021-11-22 23:09:04,500 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:09:04,503 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd55b46-64e6-4622-bf3b-55e8c2763ebf/sv-benchmarks/c/array-memsafety/add_last-alloca-1.i [2021-11-22 23:09:04,524 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd55b46-64e6-4622-bf3b-55e8c2763ebf/bin/ukojak-LBtLqBUTdQ/data/0a2a46b60/240086a60d67497d87e2489249c542e2/FLAGe7afa1bd5 [2021-11-22 23:09:04,800 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd55b46-64e6-4622-bf3b-55e8c2763ebf/bin/ukojak-LBtLqBUTdQ/data/0a2a46b60/240086a60d67497d87e2489249c542e2 [2021-11-22 23:09:04,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:09:04,804 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:09:04,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:09:04,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:09:04,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:09:04,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:09:04" (1/1) ... [2021-11-22 23:09:04,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@340b9f39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:04, skipping insertion in model container [2021-11-22 23:09:04,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:09:04" (1/1) ... [2021-11-22 23:09:04,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:09:04,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:09:05,175 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:09:05,184 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:09:05,229 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:09:05,273 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:09:05,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:05 WrapperNode [2021-11-22 23:09:05,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:09:05,275 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:09:05,276 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:09:05,276 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:09:05,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:05" (1/1) ... [2021-11-22 23:09:05,298 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:05" (1/1) ... [2021-11-22 23:09:05,321 INFO L137 Inliner]: procedures = 115, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2021-11-22 23:09:05,322 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:09:05,322 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:09:05,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:09:05,323 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:09:05,332 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:05" (1/1) ... [2021-11-22 23:09:05,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:05" (1/1) ... [2021-11-22 23:09:05,336 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:05" (1/1) ... [2021-11-22 23:09:05,336 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:05" (1/1) ... [2021-11-22 23:09:05,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:05" (1/1) ... [2021-11-22 23:09:05,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:05" (1/1) ... [2021-11-22 23:09:05,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:05" (1/1) ... [2021-11-22 23:09:05,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:09:05,351 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:09:05,351 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:09:05,352 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:09:05,353 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:05" (1/1) ... [2021-11-22 23:09:05,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:09:05,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd55b46-64e6-4622-bf3b-55e8c2763ebf/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:09:05,397 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd55b46-64e6-4622-bf3b-55e8c2763ebf/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:09:05,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd55b46-64e6-4622-bf3b-55e8c2763ebf/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:09:05,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:09:05,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:09:05,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:09:05,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:09:05,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:09:05,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:09:05,554 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:09:05,555 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:09:05,724 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:09:05,767 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:09:05,767 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 23:09:05,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:09:05 BoogieIcfgContainer [2021-11-22 23:09:05,770 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:09:05,771 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:09:05,771 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:09:05,783 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:09:05,783 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:09:05" (1/1) ... [2021-11-22 23:09:05,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:09:05,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:05,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2021-11-22 23:09:05,916 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2021-11-22 23:09:05,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-22 23:09:05,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:05,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:06,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:06,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:06,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:06,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 26 states and 28 transitions. [2021-11-22 23:09:06,298 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2021-11-22 23:09:06,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-22 23:09:06,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:06,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:06,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:06,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:06,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:06,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 31 transitions. [2021-11-22 23:09:06,522 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2021-11-22 23:09:06,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-22 23:09:06,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:06,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:06,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:06,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:06,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:06,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 33 transitions. [2021-11-22 23:09:06,942 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2021-11-22 23:09:06,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-22 23:09:06,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:06,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:06,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:07,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:07,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:07,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2021-11-22 23:09:07,152 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2021-11-22 23:09:07,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-22 23:09:07,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:07,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:07,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:07,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:07,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:07,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 41 transitions. [2021-11-22 23:09:07,988 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2021-11-22 23:09:07,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-22 23:09:07,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:07,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:08,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:08,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:08,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:08,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 41 transitions. [2021-11-22 23:09:08,306 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2021-11-22 23:09:08,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-22 23:09:08,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:08,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:08,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:08,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:09,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:09,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 49 transitions. [2021-11-22 23:09:09,794 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2021-11-22 23:09:09,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-22 23:09:09,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:09,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:09,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:09,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:10,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:10,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 36 states and 48 transitions. [2021-11-22 23:09:10,051 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 48 transitions. [2021-11-22 23:09:10,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-22 23:09:10,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:10,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:10,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:11,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:11,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2021-11-22 23:09:11,056 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2021-11-22 23:09:11,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:09:11,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:11,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:11,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:11,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:11,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:11,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2021-11-22 23:09:11,273 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2021-11-22 23:09:11,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:09:11,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:11,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:11,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:11,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:12,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:12,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 66 transitions. [2021-11-22 23:09:12,283 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2021-11-22 23:09:12,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 23:09:12,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:12,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:12,462 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:12,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:12,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 44 states and 70 transitions. [2021-11-22 23:09:12,860 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 70 transitions. [2021-11-22 23:09:12,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 23:09:12,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:12,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:12,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:12,953 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:13,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:13,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 70 transitions. [2021-11-22 23:09:13,319 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 70 transitions. [2021-11-22 23:09:13,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 23:09:13,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:13,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:13,596 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:14,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:14,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 31 transitions. [2021-11-22 23:09:14,191 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2021-11-22 23:09:14,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-22 23:09:14,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:14,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:14,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:14,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:09:14,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:14,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2021-11-22 23:09:14,800 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2021-11-22 23:09:14,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-22 23:09:14,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:14,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:14,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:14,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:09:15,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:15,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 33 states and 40 transitions. [2021-11-22 23:09:15,166 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 40 transitions. [2021-11-22 23:09:15,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:09:15,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:15,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:15,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:09:17,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:17,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 39 states and 51 transitions. [2021-11-22 23:09:17,250 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 51 transitions. [2021-11-22 23:09:17,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:09:17,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:17,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:17,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:17,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:17,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:17,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 41 states and 55 transitions. [2021-11-22 23:09:17,562 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 55 transitions. [2021-11-22 23:09:17,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:09:17,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:17,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:17,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:17,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:09:18,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:18,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 43 states and 58 transitions. [2021-11-22 23:09:18,668 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2021-11-22 23:09:18,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-22 23:09:18,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:18,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:18,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:18,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:09:18,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:18,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 42 states and 57 transitions. [2021-11-22 23:09:18,993 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 57 transitions. [2021-11-22 23:09:18,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-22 23:09:18,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:18,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:19,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:19,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:09:19,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:19,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 44 states and 59 transitions. [2021-11-22 23:09:19,245 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 59 transitions. [2021-11-22 23:09:19,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-22 23:09:19,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:19,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:19,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:20,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:23,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:23,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 48 states and 65 transitions. [2021-11-22 23:09:23,305 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2021-11-22 23:09:23,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-22 23:09:23,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:23,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:23,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:23,337 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:23,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:23,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 45 states and 60 transitions. [2021-11-22 23:09:23,721 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2021-11-22 23:09:23,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:09:23,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:23,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:23,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:23,870 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:26,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:26,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 50 states and 72 transitions. [2021-11-22 23:09:26,903 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2021-11-22 23:09:26,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:09:26,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:26,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:26,927 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:09:27,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:27,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 51 states and 73 transitions. [2021-11-22 23:09:27,498 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2021-11-22 23:09:27,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:09:27,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:27,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:27,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:27,523 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:09:28,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:28,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 53 states and 76 transitions. [2021-11-22 23:09:28,732 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2021-11-22 23:09:28,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:09:28,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:28,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:28,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:28,881 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:09:29,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:29,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 55 states and 81 transitions. [2021-11-22 23:09:29,746 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2021-11-22 23:09:29,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:09:29,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:29,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:29,787 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:09:30,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:30,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 55 states and 80 transitions. [2021-11-22 23:09:30,420 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2021-11-22 23:09:30,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:09:30,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:30,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:30,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:30,447 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:09:31,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:31,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 53 states and 75 transitions. [2021-11-22 23:09:31,028 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2021-11-22 23:09:31,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:09:31,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:31,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:31,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:31,070 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:09:31,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:31,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 49 states and 69 transitions. [2021-11-22 23:09:31,523 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2021-11-22 23:09:31,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:09:31,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:31,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:31,557 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:09:33,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:33,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 55 states and 80 transitions. [2021-11-22 23:09:33,790 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2021-11-22 23:09:33,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:09:33,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:33,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:33,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:33,808 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:09:34,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:34,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 56 states and 81 transitions. [2021-11-22 23:09:34,658 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 81 transitions. [2021-11-22 23:09:34,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:09:34,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:34,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:34,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:34,684 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:09:35,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:35,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 57 states and 82 transitions. [2021-11-22 23:09:35,589 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 82 transitions. [2021-11-22 23:09:35,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:09:35,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:35,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:35,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:35,621 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:09:36,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:36,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 58 states and 83 transitions. [2021-11-22 23:09:36,109 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 83 transitions. [2021-11-22 23:09:36,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 23:09:36,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:36,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:36,131 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:09:36,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:36,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 57 states and 82 transitions. [2021-11-22 23:09:36,814 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 82 transitions. [2021-11-22 23:09:36,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:09:36,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:36,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:36,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:38,247 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:45,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:45,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2021-11-22 23:09:45,797 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2021-11-22 23:09:45,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:09:45,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:45,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:45,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:45,971 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:47,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:47,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 69 states and 102 transitions. [2021-11-22 23:09:47,352 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 102 transitions. [2021-11-22 23:09:47,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:09:47,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:47,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:47,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:48,343 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:54,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:54,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 75 states and 113 transitions. [2021-11-22 23:09:54,989 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 113 transitions. [2021-11-22 23:09:54,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:09:54,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:54,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:54,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:55,053 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:57,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:57,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 80 states and 126 transitions. [2021-11-22 23:09:57,707 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 126 transitions. [2021-11-22 23:09:57,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:57,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:57,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:57,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:57,732 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:09:58,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:58,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 80 states and 125 transitions. [2021-11-22 23:09:58,199 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 125 transitions. [2021-11-22 23:09:58,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:09:58,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:58,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:58,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:58,223 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:09:58,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:58,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 80 states and 124 transitions. [2021-11-22 23:09:58,774 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 124 transitions. [2021-11-22 23:09:58,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-22 23:09:58,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:58,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:58,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:58,821 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:10:00,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:00,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 83 states and 127 transitions. [2021-11-22 23:10:00,032 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 127 transitions. [2021-11-22 23:10:00,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:10:00,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:00,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:00,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:01,361 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 9 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:09,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:09,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 99 states and 148 transitions. [2021-11-22 23:10:09,870 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 148 transitions. [2021-11-22 23:10:09,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:10:09,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:09,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:09,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:10,986 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:20,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:20,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 109 states and 166 transitions. [2021-11-22 23:10:20,302 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 166 transitions. [2021-11-22 23:10:20,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:10:20,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:20,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:20,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:20,376 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:21,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:21,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 110 states and 166 transitions. [2021-11-22 23:10:21,091 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 166 transitions. [2021-11-22 23:10:21,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-22 23:10:21,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:21,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:21,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:22,784 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 13 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:31,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:31,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 126 states and 187 transitions. [2021-11-22 23:10:31,887 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 187 transitions. [2021-11-22 23:10:31,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-22 23:10:31,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:31,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:31,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:32,081 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 13 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:32,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:32,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 127 states and 187 transitions. [2021-11-22 23:10:32,623 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 187 transitions. [2021-11-22 23:10:32,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:10:32,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:32,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:32,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:34,591 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 9 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:46,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:46,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 137 states and 205 transitions. [2021-11-22 23:10:46,720 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 205 transitions. [2021-11-22 23:10:46,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:10:46,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:46,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:46,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:46,831 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 9 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:48,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:48,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 138 states and 205 transitions. [2021-11-22 23:10:48,081 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 205 transitions. [2021-11-22 23:10:48,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-22 23:10:48,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:48,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:48,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:50,127 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 17 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:00,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:00,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 154 states and 226 transitions. [2021-11-22 23:11:00,829 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 226 transitions. [2021-11-22 23:11:00,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-22 23:11:00,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:00,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:00,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:01,082 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 17 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:01,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:01,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 155 states and 226 transitions. [2021-11-22 23:11:01,719 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 226 transitions. [2021-11-22 23:11:01,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:11:01,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:01,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,157 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 16 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:18,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:18,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 165 states and 244 transitions. [2021-11-22 23:11:18,559 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 244 transitions. [2021-11-22 23:11:18,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:11:18,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:18,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:18,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:18,663 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 16 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:19,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:19,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 166 states and 244 transitions. [2021-11-22 23:11:19,759 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 244 transitions. [2021-11-22 23:11:19,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:11:19,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:19,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:19,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:22,119 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 21 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:34,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:34,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 182 states and 265 transitions. [2021-11-22 23:11:34,210 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 265 transitions. [2021-11-22 23:11:34,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:11:34,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:34,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:34,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:34,458 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 21 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:35,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:35,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 183 states and 265 transitions. [2021-11-22 23:11:35,147 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 265 transitions. [2021-11-22 23:11:35,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:11:35,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:35,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:35,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:38,423 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 25 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:54,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:54,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 193 states and 283 transitions. [2021-11-22 23:11:54,504 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 283 transitions. [2021-11-22 23:11:54,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:11:54,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:54,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:54,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:54,653 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 25 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:56,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:56,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 194 states and 283 transitions. [2021-11-22 23:11:56,056 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 283 transitions. [2021-11-22 23:11:56,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:11:56,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:56,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:59,111 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 25 proven. 157 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:12,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:12,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 210 states and 304 transitions. [2021-11-22 23:12:12,993 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 304 transitions. [2021-11-22 23:12:12,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:12:12,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:12,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:13,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:13,208 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 25 proven. 157 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:13,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:13,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 211 states and 304 transitions. [2021-11-22 23:12:13,980 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 304 transitions. [2021-11-22 23:12:13,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:12:13,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:13,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:13,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:17,601 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 36 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:34,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:34,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 221 states and 322 transitions. [2021-11-22 23:12:34,346 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 322 transitions. [2021-11-22 23:12:34,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:12:34,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:34,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:34,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:34,494 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 36 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:35,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:35,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 222 states and 322 transitions. [2021-11-22 23:12:35,904 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 322 transitions. [2021-11-22 23:12:35,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:12:35,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:35,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:35,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:38,637 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 29 proven. 211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:52,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:52,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 238 states and 343 transitions. [2021-11-22 23:12:52,583 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 343 transitions. [2021-11-22 23:12:52,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:12:52,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:52,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:52,817 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 29 proven. 211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:53,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:53,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 239 states and 343 transitions. [2021-11-22 23:12:53,849 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 343 transitions. [2021-11-22 23:12:53,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:12:53,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:53,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:53,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:58,201 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 49 proven. 208 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:17,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:17,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 249 states and 361 transitions. [2021-11-22 23:13:17,723 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 361 transitions. [2021-11-22 23:13:17,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:13:17,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:17,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:17,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:17,874 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 49 proven. 208 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:19,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:19,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 250 states and 361 transitions. [2021-11-22 23:13:19,348 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 361 transitions. [2021-11-22 23:13:19,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:13:19,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:19,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:19,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:22,488 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 33 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:38,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:38,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 266 states and 382 transitions. [2021-11-22 23:13:38,436 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 382 transitions. [2021-11-22 23:13:38,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:13:38,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:38,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:38,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:38,748 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 33 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:39,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:39,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 267 states and 382 transitions. [2021-11-22 23:13:39,747 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 382 transitions. [2021-11-22 23:13:39,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:13:39,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:39,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:39,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:44,885 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 64 proven. 261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:06,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:06,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 277 states and 400 transitions. [2021-11-22 23:14:06,669 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 400 transitions. [2021-11-22 23:14:06,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:14:06,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:06,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:06,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:06,844 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 64 proven. 261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:08,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:08,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 278 states and 400 transitions. [2021-11-22 23:14:08,375 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 400 transitions. [2021-11-22 23:14:08,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:14:08,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:08,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:11,693 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 37 proven. 343 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:29,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:29,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 294 states and 421 transitions. [2021-11-22 23:14:29,640 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 421 transitions. [2021-11-22 23:14:29,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:14:29,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:29,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:29,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:29,969 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 37 proven. 343 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:31,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:31,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 295 states and 421 transitions. [2021-11-22 23:14:31,170 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 421 transitions. [2021-11-22 23:14:31,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:14:31,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:31,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:31,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,827 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 81 proven. 320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:02,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 305 states and 439 transitions. [2021-11-22 23:15:02,856 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 439 transitions. [2021-11-22 23:15:02,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:15:02,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,028 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 81 proven. 320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:04,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 306 states and 439 transitions. [2021-11-22 23:15:04,703 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 439 transitions. [2021-11-22 23:15:04,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:15:04,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:08,610 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 41 proven. 421 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:28,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:28,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 322 states and 460 transitions. [2021-11-22 23:15:28,085 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 460 transitions. [2021-11-22 23:15:28,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:15:28,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:28,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:28,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:28,388 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 41 proven. 421 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:29,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:29,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 323 states and 460 transitions. [2021-11-22 23:15:29,812 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 460 transitions. [2021-11-22 23:15:29,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-22 23:15:29,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:29,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:29,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 100 proven. 385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:03,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:03,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 333 states and 478 transitions. [2021-11-22 23:16:03,990 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 478 transitions. [2021-11-22 23:16:03,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-22 23:16:03,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:03,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:04,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:04,179 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 100 proven. 385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:06,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:06,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 334 states and 478 transitions. [2021-11-22 23:16:06,010 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 478 transitions. [2021-11-22 23:16:06,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-22 23:16:06,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:06,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:06,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:10,109 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 45 proven. 507 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:30,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:30,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 350 states and 499 transitions. [2021-11-22 23:16:30,094 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 499 transitions. [2021-11-22 23:16:30,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-22 23:16:30,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:30,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:30,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:30,412 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 45 proven. 507 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:31,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:31,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 351 states and 499 transitions. [2021-11-22 23:16:31,725 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 499 transitions. [2021-11-22 23:16:31,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:16:31,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:31,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:31,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:40,432 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 121 proven. 456 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:11,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:11,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 361 states and 517 transitions. [2021-11-22 23:17:11,103 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 517 transitions. [2021-11-22 23:17:11,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:17:11,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:11,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:11,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:11,321 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 121 proven. 456 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:13,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:13,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 362 states and 517 transitions. [2021-11-22 23:17:13,518 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 517 transitions. [2021-11-22 23:17:13,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-22 23:17:13,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:13,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:18,233 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 49 proven. 601 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:40,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:40,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 378 states and 538 transitions. [2021-11-22 23:17:40,908 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 538 transitions. [2021-11-22 23:17:40,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-22 23:17:40,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:40,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:40,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:41,267 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 49 proven. 601 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:42,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:42,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 379 states and 538 transitions. [2021-11-22 23:17:42,903 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 538 transitions. [2021-11-22 23:17:42,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-22 23:17:42,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:42,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:42,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:53,253 INFO L134 CoverageAnalysis]: Checked inductivity of 677 backedges. 144 proven. 533 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:27,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 389 states and 556 transitions. [2021-11-22 23:18:27,663 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 556 transitions. [2021-11-22 23:18:27,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-22 23:18:27,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,889 INFO L134 CoverageAnalysis]: Checked inductivity of 677 backedges. 144 proven. 533 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:30,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 390 states and 556 transitions. [2021-11-22 23:18:30,390 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 556 transitions. [2021-11-22 23:18:30,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:18:30,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,226 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 53 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:01,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:01,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 406 states and 577 transitions. [2021-11-22 23:19:01,373 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 577 transitions. [2021-11-22 23:19:01,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:19:01,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:01,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:01,737 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 53 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:03,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:03,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 407 states and 577 transitions. [2021-11-22 23:19:03,470 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 577 transitions. [2021-11-22 23:19:03,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:19:03,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:03,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:03,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:15,905 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 169 proven. 616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:52,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:52,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 417 states and 595 transitions. [2021-11-22 23:19:52,969 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 595 transitions. [2021-11-22 23:19:52,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:19:52,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:52,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:53,176 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 169 proven. 616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:55,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:55,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 418 states and 595 transitions. [2021-11-22 23:19:55,666 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 595 transitions. [2021-11-22 23:19:55,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-22 23:19:55,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:55,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:00,919 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 57 proven. 813 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:26,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:26,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 434 states and 616 transitions. [2021-11-22 23:20:26,453 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 616 transitions. [2021-11-22 23:20:26,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-22 23:20:26,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:26,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:26,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:26,828 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 57 proven. 813 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:28,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:28,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 435 states and 616 transitions. [2021-11-22 23:20:28,446 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 616 transitions. [2021-11-22 23:20:28,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-22 23:20:28,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:28,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:28,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:41,513 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 196 proven. 705 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.