./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461d1523-296e-48df-b291-2ae243304468/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461d1523-296e-48df-b291-2ae243304468/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461d1523-296e-48df-b291-2ae243304468/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461d1523-296e-48df-b291-2ae243304468/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label21.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461d1523-296e-48df-b291-2ae243304468/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461d1523-296e-48df-b291-2ae243304468/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bea3a17da0b1932fc7b290403d6dfcc330ef29e22495436fce924ca0a1d74af7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:31:12,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:31:12,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:31:13,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:31:13,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:31:13,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:31:13,013 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:31:13,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:31:13,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:31:13,020 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:31:13,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:31:13,023 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:31:13,024 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:31:13,026 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:31:13,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:31:13,030 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:31:13,031 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:31:13,032 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:31:13,035 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:31:13,038 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:31:13,041 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:31:13,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:31:13,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:31:13,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:31:13,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:31:13,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:31:13,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:31:13,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:31:13,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:31:13,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:31:13,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:31:13,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:31:13,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:31:13,059 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:31:13,060 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:31:13,061 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:31:13,062 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:31:13,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:31:13,063 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:31:13,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:31:13,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:31:13,070 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461d1523-296e-48df-b291-2ae243304468/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:31:13,114 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:31:13,117 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:31:13,119 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:31:13,119 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:31:13,120 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:31:13,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:31:13,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:31:13,121 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:31:13,128 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:31:13,128 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:31:13,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:31:13,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:31:13,130 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:31:13,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:31:13,130 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:31:13,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:31:13,131 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:31:13,131 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:31:13,131 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:31:13,132 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:31:13,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:31:13,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:31:13,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:31:13,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:31:13,133 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:31:13,133 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:31:13,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:31:13,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:31:13,134 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_461d1523-296e-48df-b291-2ae243304468/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461d1523-296e-48df-b291-2ae243304468/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bea3a17da0b1932fc7b290403d6dfcc330ef29e22495436fce924ca0a1d74af7 [2021-10-29 03:31:13,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:31:13,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:31:13,540 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:31:13,542 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:31:13,543 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:31:13,545 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461d1523-296e-48df-b291-2ae243304468/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/eca-rers2012/Problem02_label21.c [2021-10-29 03:31:13,634 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461d1523-296e-48df-b291-2ae243304468/bin/ukojak-Rh5K9KB4LI/data/a74660fe0/22a77586c83c4ad8a5533590ab8d90ab/FLAG180399a5c [2021-10-29 03:31:14,342 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:31:14,342 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461d1523-296e-48df-b291-2ae243304468/sv-benchmarks/c/eca-rers2012/Problem02_label21.c [2021-10-29 03:31:14,354 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461d1523-296e-48df-b291-2ae243304468/bin/ukojak-Rh5K9KB4LI/data/a74660fe0/22a77586c83c4ad8a5533590ab8d90ab/FLAG180399a5c [2021-10-29 03:31:14,551 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461d1523-296e-48df-b291-2ae243304468/bin/ukojak-Rh5K9KB4LI/data/a74660fe0/22a77586c83c4ad8a5533590ab8d90ab [2021-10-29 03:31:14,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:31:14,560 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:31:14,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:31:14,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:31:14,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:31:14,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:31:14" (1/1) ... [2021-10-29 03:31:14,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24420b51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:14, skipping insertion in model container [2021-10-29 03:31:14,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:31:14" (1/1) ... [2021-10-29 03:31:14,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:31:14,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:31:15,167 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461d1523-296e-48df-b291-2ae243304468/sv-benchmarks/c/eca-rers2012/Problem02_label21.c[16331,16344] [2021-10-29 03:31:15,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:31:15,253 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:31:15,346 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461d1523-296e-48df-b291-2ae243304468/sv-benchmarks/c/eca-rers2012/Problem02_label21.c[16331,16344] [2021-10-29 03:31:15,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:31:15,380 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:31:15,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:15 WrapperNode [2021-10-29 03:31:15,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:31:15,382 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:31:15,382 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:31:15,383 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:31:15,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:15" (1/1) ... [2021-10-29 03:31:15,414 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:15" (1/1) ... [2021-10-29 03:31:15,488 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:31:15,489 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:31:15,489 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:31:15,490 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:31:15,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:15" (1/1) ... [2021-10-29 03:31:15,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:15" (1/1) ... [2021-10-29 03:31:15,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:15" (1/1) ... [2021-10-29 03:31:15,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:15" (1/1) ... [2021-10-29 03:31:15,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:15" (1/1) ... [2021-10-29 03:31:15,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:15" (1/1) ... [2021-10-29 03:31:15,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:15" (1/1) ... [2021-10-29 03:31:15,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:31:15,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:31:15,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:31:15,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:31:15,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:15" (1/1) ... [2021-10-29 03:31:15,605 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:31:15,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461d1523-296e-48df-b291-2ae243304468/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:31:15,635 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461d1523-296e-48df-b291-2ae243304468/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:31:15,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461d1523-296e-48df-b291-2ae243304468/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:31:15,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:31:15,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:31:15,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:31:15,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:31:17,720 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:31:17,721 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 03:31:17,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:31:17 BoogieIcfgContainer [2021-10-29 03:31:17,726 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:31:17,727 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:31:17,728 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:31:17,740 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:31:17,740 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:31:17" (1/1) ... [2021-10-29 03:31:17,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:31:17,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:17,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2021-10-29 03:31:17,808 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2021-10-29 03:31:17,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-29 03:31:17,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:17,814 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:18,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:18,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:18,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:18,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 163 states and 250 transitions. [2021-10-29 03:31:18,888 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 250 transitions. [2021-10-29 03:31:18,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-29 03:31:18,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:18,901 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:19,117 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:19,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:19,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 242 states and 332 transitions. [2021-10-29 03:31:19,933 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 332 transitions. [2021-10-29 03:31:19,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-10-29 03:31:19,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:19,937 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:19,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:19,996 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:20,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:20,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 251 states and 343 transitions. [2021-10-29 03:31:20,100 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 343 transitions. [2021-10-29 03:31:20,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-10-29 03:31:20,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:20,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:20,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:20,149 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:20,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:20,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 256 states and 348 transitions. [2021-10-29 03:31:20,190 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 348 transitions. [2021-10-29 03:31:20,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-29 03:31:20,192 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:20,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:20,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:20,236 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:31:20,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:20,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 270 states and 364 transitions. [2021-10-29 03:31:20,436 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 364 transitions. [2021-10-29 03:31:20,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-10-29 03:31:20,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:20,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:20,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:20,530 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:20,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:20,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 277 states and 371 transitions. [2021-10-29 03:31:20,598 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 371 transitions. [2021-10-29 03:31:20,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-10-29 03:31:20,600 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:20,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:20,676 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:20,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:20,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 283 states and 377 transitions. [2021-10-29 03:31:20,719 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 377 transitions. [2021-10-29 03:31:20,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-10-29 03:31:20,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:20,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:20,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:20,798 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:21,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:21,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 307 states and 404 transitions. [2021-10-29 03:31:21,068 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 404 transitions. [2021-10-29 03:31:21,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-10-29 03:31:21,072 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:21,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:21,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:21,210 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:22,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:22,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 386 states and 495 transitions. [2021-10-29 03:31:22,383 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 495 transitions. [2021-10-29 03:31:22,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-10-29 03:31:22,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:22,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:22,567 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:23,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:23,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 418 states and 534 transitions. [2021-10-29 03:31:23,109 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 534 transitions. [2021-10-29 03:31:23,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-10-29 03:31:23,111 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:23,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:23,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:23,171 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-29 03:31:23,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:23,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 428 states and 545 transitions. [2021-10-29 03:31:23,356 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 545 transitions. [2021-10-29 03:31:23,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-10-29 03:31:23,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:23,359 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:23,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:23,405 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:23,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:23,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 442 states and 560 transitions. [2021-10-29 03:31:23,574 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 560 transitions. [2021-10-29 03:31:23,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-10-29 03:31:23,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:23,577 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:23,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:23,652 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:23,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:23,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 449 states and 567 transitions. [2021-10-29 03:31:23,709 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 567 transitions. [2021-10-29 03:31:23,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-10-29 03:31:23,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:23,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:23,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:23,763 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 03:31:23,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:23,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 455 states and 575 transitions. [2021-10-29 03:31:23,948 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 575 transitions. [2021-10-29 03:31:23,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-10-29 03:31:23,951 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:23,951 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:23,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:24,019 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:24,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:24,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 468 states and 590 transitions. [2021-10-29 03:31:24,303 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 590 transitions. [2021-10-29 03:31:24,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-10-29 03:31:24,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:24,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:24,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:24,376 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:31:24,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:24,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 482 states and 607 transitions. [2021-10-29 03:31:24,585 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 607 transitions. [2021-10-29 03:31:24,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-10-29 03:31:24,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:24,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:24,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:24,631 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:31:24,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:24,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 497 states and 625 transitions. [2021-10-29 03:31:25,000 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 625 transitions. [2021-10-29 03:31:25,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-10-29 03:31:25,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:25,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:25,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:25,113 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:25,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:25,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 542 states and 677 transitions. [2021-10-29 03:31:25,831 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 677 transitions. [2021-10-29 03:31:25,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-10-29 03:31:25,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:25,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:25,871 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:31:26,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:26,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 552 states and 691 transitions. [2021-10-29 03:31:26,206 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 691 transitions. [2021-10-29 03:31:26,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-10-29 03:31:26,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:26,209 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:26,257 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:31:26,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:26,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 586 states and 728 transitions. [2021-10-29 03:31:26,656 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 728 transitions. [2021-10-29 03:31:26,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-10-29 03:31:26,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:26,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:26,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:26,752 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-10-29 03:31:27,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:27,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 709 states and 857 transitions. [2021-10-29 03:31:27,887 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 857 transitions. [2021-10-29 03:31:27,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-10-29 03:31:27,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:27,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:27,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:27,964 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:28,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:28,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 716 states and 863 transitions. [2021-10-29 03:31:28,093 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 863 transitions. [2021-10-29 03:31:28,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-10-29 03:31:28,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:28,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:28,182 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:31:28,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:28,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 747 states and 906 transitions. [2021-10-29 03:31:28,964 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 906 transitions. [2021-10-29 03:31:28,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-10-29 03:31:28,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:28,967 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:28,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:29,045 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:31:29,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:29,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 753 states and 912 transitions. [2021-10-29 03:31:29,244 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 912 transitions. [2021-10-29 03:31:29,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-10-29 03:31:29,248 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:29,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:29,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:29,327 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:31:29,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:29,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 784 states and 948 transitions. [2021-10-29 03:31:29,723 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 948 transitions. [2021-10-29 03:31:29,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-10-29 03:31:29,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:29,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:29,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:29,779 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:31:30,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:30,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 797 states and 962 transitions. [2021-10-29 03:31:30,197 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 962 transitions. [2021-10-29 03:31:30,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-10-29 03:31:30,199 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:30,199 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:30,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:30,250 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:31:30,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:30,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 804 states and 968 transitions. [2021-10-29 03:31:30,464 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 968 transitions. [2021-10-29 03:31:30,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-29 03:31:30,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:30,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:30,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:30,519 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-10-29 03:31:30,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:30,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 828 states and 995 transitions. [2021-10-29 03:31:30,976 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 995 transitions. [2021-10-29 03:31:30,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-29 03:31:30,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:30,979 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:31,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:31,031 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-10-29 03:31:31,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:31,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 849 states and 1017 transitions. [2021-10-29 03:31:31,308 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1017 transitions. [2021-10-29 03:31:31,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-10-29 03:31:31,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:31,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:31,357 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 03:31:31,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:31,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 862 states and 1032 transitions. [2021-10-29 03:31:31,594 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1032 transitions. [2021-10-29 03:31:31,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-10-29 03:31:31,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:31,597 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:31,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:31,688 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-10-29 03:31:31,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:31,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 864 states and 1035 transitions. [2021-10-29 03:31:31,831 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1035 transitions. [2021-10-29 03:31:31,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-10-29 03:31:31,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:31,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:31,941 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-10-29 03:31:32,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:32,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 865 states and 1035 transitions. [2021-10-29 03:31:32,052 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1035 transitions. [2021-10-29 03:31:32,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-10-29 03:31:32,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:32,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:32,117 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:32,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:32,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 903 states and 1079 transitions. [2021-10-29 03:31:32,734 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1079 transitions. [2021-10-29 03:31:32,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-10-29 03:31:32,737 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:32,737 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:32,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:32,847 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-10-29 03:31:33,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:33,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 954 states and 1138 transitions. [2021-10-29 03:31:33,581 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1138 transitions. [2021-10-29 03:31:33,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-10-29 03:31:33,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:33,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:33,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:33,631 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-10-29 03:31:34,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:34,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 980 states and 1169 transitions. [2021-10-29 03:31:34,196 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1169 transitions. [2021-10-29 03:31:34,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-29 03:31:34,199 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:34,199 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:34,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:34,321 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-10-29 03:31:34,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:34,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 981 states and 1169 transitions. [2021-10-29 03:31:34,426 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1169 transitions. [2021-10-29 03:31:34,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-10-29 03:31:34,429 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:34,429 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:34,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:34,491 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:31:35,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:35,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 1015 states and 1205 transitions. [2021-10-29 03:31:35,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1205 transitions. [2021-10-29 03:31:35,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-10-29 03:31:35,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:35,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:35,096 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:31:35,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:35,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 1028 states and 1217 transitions. [2021-10-29 03:31:35,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1217 transitions. [2021-10-29 03:31:35,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-10-29 03:31:35,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:35,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:35,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:35,569 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-10-29 03:31:36,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:36,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1099 states and 1292 transitions. [2021-10-29 03:31:36,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 1292 transitions. [2021-10-29 03:31:36,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-10-29 03:31:36,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:36,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:36,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:36,755 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-10-29 03:31:36,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:36,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1100 states and 1292 transitions. [2021-10-29 03:31:36,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1292 transitions. [2021-10-29 03:31:36,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-10-29 03:31:36,872 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:36,873 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:36,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:36,930 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-10-29 03:31:37,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:37,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1101 states and 1292 transitions. [2021-10-29 03:31:37,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1292 transitions. [2021-10-29 03:31:37,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-10-29 03:31:37,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:37,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:37,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:37,358 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:39,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:39,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1200 states and 1395 transitions. [2021-10-29 03:31:39,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1395 transitions. [2021-10-29 03:31:39,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-10-29 03:31:39,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:39,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:39,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:39,432 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 52 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:41,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:41,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1290 states and 1488 transitions. [2021-10-29 03:31:41,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1488 transitions. [2021-10-29 03:31:41,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-10-29 03:31:41,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:41,714 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:41,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:41,771 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-10-29 03:31:41,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:41,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 1317 states and 1516 transitions. [2021-10-29 03:31:41,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1516 transitions. [2021-10-29 03:31:41,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-10-29 03:31:41,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:41,894 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:41,963 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-10-29 03:31:42,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:42,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 1318 states and 1516 transitions. [2021-10-29 03:31:42,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1516 transitions. [2021-10-29 03:31:42,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-10-29 03:31:42,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:42,095 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:42,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:42,155 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-10-29 03:31:42,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:42,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1327 states and 1528 transitions. [2021-10-29 03:31:42,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1528 transitions. [2021-10-29 03:31:42,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-10-29 03:31:42,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:42,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:42,531 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 124 proven. 4 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-10-29 03:31:43,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:43,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1377 states and 1581 transitions. [2021-10-29 03:31:43,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1581 transitions. [2021-10-29 03:31:43,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-10-29 03:31:43,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:43,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:43,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:43,772 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2021-10-29 03:31:43,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:43,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1390 states and 1594 transitions. [2021-10-29 03:31:43,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1594 transitions. [2021-10-29 03:31:43,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2021-10-29 03:31:43,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:43,948 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:44,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:44,045 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-10-29 03:31:44,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:44,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1424 states and 1630 transitions. [2021-10-29 03:31:44,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1630 transitions. [2021-10-29 03:31:44,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2021-10-29 03:31:44,421 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:44,421 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:44,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:44,470 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-10-29 03:31:45,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:45,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1451 states and 1662 transitions. [2021-10-29 03:31:45,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1662 transitions. [2021-10-29 03:31:45,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-10-29 03:31:45,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:45,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:45,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:45,366 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 156 proven. 4 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-10-29 03:31:46,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:46,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1472 states and 1687 transitions. [2021-10-29 03:31:46,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 1687 transitions. [2021-10-29 03:31:46,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2021-10-29 03:31:46,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:46,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:46,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:46,561 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-10-29 03:31:47,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:47,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1505 states and 1720 transitions. [2021-10-29 03:31:47,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 1720 transitions. [2021-10-29 03:31:47,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2021-10-29 03:31:47,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:47,420 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:47,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:47,517 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-10-29 03:31:47,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:47,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 1509 states and 1723 transitions. [2021-10-29 03:31:47,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 1723 transitions. [2021-10-29 03:31:47,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2021-10-29 03:31:47,573 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:47,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:47,626 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-10-29 03:31:48,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:48,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 1530 states and 1746 transitions. [2021-10-29 03:31:48,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1746 transitions. [2021-10-29 03:31:48,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2021-10-29 03:31:48,177 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:48,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:48,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:48,365 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 155 proven. 18 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-10-29 03:31:49,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:49,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 1533 states and 1750 transitions. [2021-10-29 03:31:49,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1750 transitions. [2021-10-29 03:31:49,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-10-29 03:31:49,075 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:49,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:49,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:49,158 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-10-29 03:31:51,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:51,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1603 states and 1832 transitions. [2021-10-29 03:31:51,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 1832 transitions. [2021-10-29 03:31:51,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-10-29 03:31:51,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:51,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:51,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:51,406 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-10-29 03:31:52,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:52,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1640 states and 1872 transitions. [2021-10-29 03:31:52,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states and 1872 transitions. [2021-10-29 03:31:52,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-10-29 03:31:52,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:52,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:52,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:52,339 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-10-29 03:31:52,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:52,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1662 states and 1896 transitions. [2021-10-29 03:31:52,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 1896 transitions. [2021-10-29 03:31:52,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-10-29 03:31:52,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:52,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:53,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:53,045 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-10-29 03:31:53,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:53,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 1677 states and 1910 transitions. [2021-10-29 03:31:53,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 1910 transitions. [2021-10-29 03:31:53,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-10-29 03:31:53,298 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:53,299 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:53,350 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-10-29 03:31:53,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:53,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1687 states and 1919 transitions. [2021-10-29 03:31:53,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 1919 transitions. [2021-10-29 03:31:53,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-10-29 03:31:53,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:53,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:53,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:53,645 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:31:54,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:54,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1720 states and 1958 transitions. [2021-10-29 03:31:54,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 1958 transitions. [2021-10-29 03:31:54,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-10-29 03:31:54,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:54,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:54,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:54,328 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-10-29 03:31:54,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:54,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1721 states and 1958 transitions. [2021-10-29 03:31:54,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 1958 transitions. [2021-10-29 03:31:54,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-10-29 03:31:54,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:54,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:54,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:54,650 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-10-29 03:31:55,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:55,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 1794 states and 2040 transitions. [2021-10-29 03:31:55,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 2040 transitions. [2021-10-29 03:31:55,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-10-29 03:31:55,998 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:55,999 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:56,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:56,057 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-10-29 03:31:56,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:56,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 1804 states and 2052 transitions. [2021-10-29 03:31:56,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2052 transitions. [2021-10-29 03:31:56,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-10-29 03:31:56,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:56,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:56,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:56,631 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-10-29 03:31:56,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:56,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2055 states to 1807 states and 2055 transitions. [2021-10-29 03:31:56,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 2055 transitions. [2021-10-29 03:31:56,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-10-29 03:31:56,982 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:56,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:57,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:57,047 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-10-29 03:31:58,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:58,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 1845 states and 2106 transitions. [2021-10-29 03:31:58,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 2106 transitions. [2021-10-29 03:31:58,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-10-29 03:31:58,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:58,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:58,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:58,524 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-10-29 03:31:58,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:58,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 1859 states and 2120 transitions. [2021-10-29 03:31:58,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2120 transitions. [2021-10-29 03:31:58,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-10-29 03:31:58,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:58,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:58,999 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2021-10-29 03:31:59,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:59,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 1872 states and 2136 transitions. [2021-10-29 03:31:59,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 2136 transitions. [2021-10-29 03:31:59,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-10-29 03:31:59,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:59,403 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:59,501 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 219 proven. 22 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-10-29 03:32:01,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:01,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1934 states and 2201 transitions. [2021-10-29 03:32:01,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 2201 transitions. [2021-10-29 03:32:01,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-10-29 03:32:01,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:01,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:01,500 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 219 proven. 22 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-10-29 03:32:01,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:01,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1955 states and 2221 transitions. [2021-10-29 03:32:01,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 2221 transitions. [2021-10-29 03:32:01,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-10-29 03:32:01,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:01,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:01,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:02,002 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 219 proven. 22 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-10-29 03:32:02,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:02,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 1971 states and 2237 transitions. [2021-10-29 03:32:02,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 2237 transitions. [2021-10-29 03:32:02,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-10-29 03:32:02,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:02,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:02,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:02,810 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-10-29 03:32:03,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:03,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2285 states to 2014 states and 2285 transitions. [2021-10-29 03:32:03,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 2285 transitions. [2021-10-29 03:32:03,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-10-29 03:32:03,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:03,810 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:03,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:03,853 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-10-29 03:32:04,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:04,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 2063 states and 2349 transitions. [2021-10-29 03:32:04,922 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 2349 transitions. [2021-10-29 03:32:04,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-10-29 03:32:04,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:04,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:04,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:04,976 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-10-29 03:32:05,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:05,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 2094 states and 2380 transitions. [2021-10-29 03:32:05,691 INFO L276 IsEmpty]: Start isEmpty. Operand 2094 states and 2380 transitions. [2021-10-29 03:32:05,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-10-29 03:32:05,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:05,692 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:05,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:05,749 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-10-29 03:32:06,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:06,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 2111 states and 2400 transitions. [2021-10-29 03:32:06,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 2400 transitions. [2021-10-29 03:32:06,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-10-29 03:32:06,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:06,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:06,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:06,597 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-10-29 03:32:06,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:06,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 2124 states and 2412 transitions. [2021-10-29 03:32:06,937 INFO L276 IsEmpty]: Start isEmpty. Operand 2124 states and 2412 transitions. [2021-10-29 03:32:06,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-10-29 03:32:06,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:06,939 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:06,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:06,981 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-10-29 03:32:07,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:07,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 2131 states and 2418 transitions. [2021-10-29 03:32:07,280 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2418 transitions. [2021-10-29 03:32:07,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 03:32:07,283 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:07,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:07,335 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2021-10-29 03:32:08,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:08,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 2161 states and 2456 transitions. [2021-10-29 03:32:08,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 2456 transitions. [2021-10-29 03:32:08,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 03:32:08,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:08,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:08,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:08,325 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2021-10-29 03:32:08,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:08,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 2162 states and 2456 transitions. [2021-10-29 03:32:08,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 2456 transitions. [2021-10-29 03:32:08,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 03:32:08,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:08,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:08,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:08,690 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2021-10-29 03:32:08,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:08,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 2163 states and 2461 transitions. [2021-10-29 03:32:08,971 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 2461 transitions. [2021-10-29 03:32:08,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-10-29 03:32:08,973 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:08,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:08,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:09,047 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 181 proven. 4 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2021-10-29 03:32:09,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:09,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 2164 states and 2462 transitions. [2021-10-29 03:32:09,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 2462 transitions. [2021-10-29 03:32:09,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-10-29 03:32:09,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:09,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:09,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:09,288 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-10-29 03:32:09,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:09,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2488 states to 2187 states and 2488 transitions. [2021-10-29 03:32:09,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 2488 transitions. [2021-10-29 03:32:09,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-10-29 03:32:09,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:09,923 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:09,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:09,972 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 292 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2021-10-29 03:32:10,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:10,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 2197 states and 2500 transitions. [2021-10-29 03:32:10,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2197 states and 2500 transitions. [2021-10-29 03:32:10,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-10-29 03:32:10,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:10,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:10,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:10,451 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 292 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2021-10-29 03:32:11,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:11,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 2214 states and 2521 transitions. [2021-10-29 03:32:11,133 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 2521 transitions. [2021-10-29 03:32:11,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-10-29 03:32:11,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:11,136 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:11,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:11,209 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 269 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:32:12,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:12,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 2267 states and 2580 transitions. [2021-10-29 03:32:12,431 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 2580 transitions. [2021-10-29 03:32:12,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-10-29 03:32:12,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:12,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:12,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:12,487 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-10-29 03:32:12,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:12,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 2287 states and 2599 transitions. [2021-10-29 03:32:12,942 INFO L276 IsEmpty]: Start isEmpty. Operand 2287 states and 2599 transitions. [2021-10-29 03:32:12,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2021-10-29 03:32:12,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:12,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:12,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:13,078 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 311 proven. 7 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-10-29 03:32:13,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:13,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2610 states to 2298 states and 2610 transitions. [2021-10-29 03:32:13,907 INFO L276 IsEmpty]: Start isEmpty. Operand 2298 states and 2610 transitions. [2021-10-29 03:32:13,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2021-10-29 03:32:13,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:13,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:13,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:13,964 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2021-10-29 03:32:16,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:16,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2762 states to 2442 states and 2762 transitions. [2021-10-29 03:32:16,990 INFO L276 IsEmpty]: Start isEmpty. Operand 2442 states and 2762 transitions. [2021-10-29 03:32:16,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2021-10-29 03:32:16,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:16,994 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:17,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:17,292 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 339 proven. 61 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-10-29 03:32:20,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:20,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2832 states to 2510 states and 2832 transitions. [2021-10-29 03:32:20,152 INFO L276 IsEmpty]: Start isEmpty. Operand 2510 states and 2832 transitions. [2021-10-29 03:32:20,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2021-10-29 03:32:20,155 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:20,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:20,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:20,385 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2021-10-29 03:32:21,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:21,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 2558 states and 2884 transitions. [2021-10-29 03:32:21,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2558 states and 2884 transitions. [2021-10-29 03:32:21,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2021-10-29 03:32:21,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:21,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:21,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:21,961 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2021-10-29 03:32:22,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:22,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 2591 states and 2917 transitions. [2021-10-29 03:32:22,789 INFO L276 IsEmpty]: Start isEmpty. Operand 2591 states and 2917 transitions. [2021-10-29 03:32:22,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2021-10-29 03:32:22,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:22,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:22,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:22,873 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2021-10-29 03:32:23,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:23,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 2601 states and 2926 transitions. [2021-10-29 03:32:23,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2601 states and 2926 transitions. [2021-10-29 03:32:23,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2021-10-29 03:32:23,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:23,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:23,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:23,858 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 421 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-10-29 03:32:26,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:26,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 2647 states and 2977 transitions. [2021-10-29 03:32:26,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2647 states and 2977 transitions. [2021-10-29 03:32:26,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2021-10-29 03:32:26,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:26,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:26,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:26,581 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 421 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-10-29 03:32:27,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:27,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2996 states to 2667 states and 2996 transitions. [2021-10-29 03:32:27,022 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 2996 transitions. [2021-10-29 03:32:27,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2021-10-29 03:32:27,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:27,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:27,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:27,101 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2021-10-29 03:32:29,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:29,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3068 states to 2731 states and 3068 transitions. [2021-10-29 03:32:29,180 INFO L276 IsEmpty]: Start isEmpty. Operand 2731 states and 3068 transitions. [2021-10-29 03:32:29,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2021-10-29 03:32:29,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:29,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:29,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:29,244 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2021-10-29 03:32:29,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:29,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 2738 states and 3074 transitions. [2021-10-29 03:32:29,639 INFO L276 IsEmpty]: Start isEmpty. Operand 2738 states and 3074 transitions. [2021-10-29 03:32:29,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2021-10-29 03:32:29,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:29,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:29,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:30,066 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 459 proven. 16 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2021-10-29 03:32:32,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:32,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3157 states to 2816 states and 3157 transitions. [2021-10-29 03:32:32,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2816 states and 3157 transitions. [2021-10-29 03:32:32,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2021-10-29 03:32:32,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:32,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:32,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:32,765 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 459 proven. 16 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2021-10-29 03:32:33,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:33,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3159 states to 2819 states and 3159 transitions. [2021-10-29 03:32:33,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2819 states and 3159 transitions. [2021-10-29 03:32:33,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2021-10-29 03:32:33,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:33,510 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:33,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:33,654 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 459 proven. 16 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2021-10-29 03:32:34,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:34,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3168 states to 2829 states and 3168 transitions. [2021-10-29 03:32:34,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2829 states and 3168 transitions. [2021-10-29 03:32:34,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2021-10-29 03:32:34,207 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:34,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:34,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:34,306 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2021-10-29 03:32:36,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:36,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3221 states to 2878 states and 3221 transitions. [2021-10-29 03:32:36,830 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 3221 transitions. [2021-10-29 03:32:36,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2021-10-29 03:32:36,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:36,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:36,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:36,917 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2021-10-29 03:32:37,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:37,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 2879 states and 3222 transitions. [2021-10-29 03:32:37,328 INFO L276 IsEmpty]: Start isEmpty. Operand 2879 states and 3222 transitions. [2021-10-29 03:32:37,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2021-10-29 03:32:37,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:37,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:37,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:37,431 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2021-10-29 03:32:38,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:38,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3254 states to 2911 states and 3254 transitions. [2021-10-29 03:32:38,442 INFO L276 IsEmpty]: Start isEmpty. Operand 2911 states and 3254 transitions. [2021-10-29 03:32:38,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2021-10-29 03:32:38,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:38,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:38,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:38,537 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2021-10-29 03:32:39,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:39,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3276 states to 2933 states and 3276 transitions. [2021-10-29 03:32:39,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2933 states and 3276 transitions. [2021-10-29 03:32:39,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2021-10-29 03:32:39,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:39,172 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:39,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:39,359 INFO L134 CoverageAnalysis]: Checked inductivity of 919 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2021-10-29 03:32:40,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:40,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3359 states to 3013 states and 3359 transitions. [2021-10-29 03:32:40,471 INFO L276 IsEmpty]: Start isEmpty. Operand 3013 states and 3359 transitions. [2021-10-29 03:32:40,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2021-10-29 03:32:40,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:40,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:40,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:40,577 INFO L134 CoverageAnalysis]: Checked inductivity of 919 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2021-10-29 03:32:41,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:41,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3398 states to 3051 states and 3398 transitions. [2021-10-29 03:32:41,595 INFO L276 IsEmpty]: Start isEmpty. Operand 3051 states and 3398 transitions. [2021-10-29 03:32:41,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2021-10-29 03:32:41,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:41,599 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:41,696 INFO L134 CoverageAnalysis]: Checked inductivity of 919 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2021-10-29 03:32:42,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:42,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 3073 states and 3420 transitions. [2021-10-29 03:32:42,265 INFO L276 IsEmpty]: Start isEmpty. Operand 3073 states and 3420 transitions. [2021-10-29 03:32:42,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2021-10-29 03:32:42,268 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:42,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:42,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:43,082 INFO L134 CoverageAnalysis]: Checked inductivity of 978 backedges. 638 proven. 58 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2021-10-29 03:32:45,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:45,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 3138 states and 3489 transitions. [2021-10-29 03:32:45,042 INFO L276 IsEmpty]: Start isEmpty. Operand 3138 states and 3489 transitions. [2021-10-29 03:32:45,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2021-10-29 03:32:45,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:45,046 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:45,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:45,148 INFO L134 CoverageAnalysis]: Checked inductivity of 978 backedges. 638 proven. 58 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2021-10-29 03:32:45,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:45,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3510 states to 3161 states and 3510 transitions. [2021-10-29 03:32:45,931 INFO L276 IsEmpty]: Start isEmpty. Operand 3161 states and 3510 transitions. [2021-10-29 03:32:45,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2021-10-29 03:32:45,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:45,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:45,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:46,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1102 backedges. 781 proven. 0 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2021-10-29 03:32:48,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:48,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3589 states to 3235 states and 3589 transitions. [2021-10-29 03:32:48,478 INFO L276 IsEmpty]: Start isEmpty. Operand 3235 states and 3589 transitions. [2021-10-29 03:32:48,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2021-10-29 03:32:48,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:48,483 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:48,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:48,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1102 backedges. 781 proven. 0 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2021-10-29 03:32:49,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:49,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 3258 states and 3611 transitions. [2021-10-29 03:32:49,572 INFO L276 IsEmpty]: Start isEmpty. Operand 3258 states and 3611 transitions. [2021-10-29 03:32:49,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2021-10-29 03:32:49,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:49,578 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:49,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1102 backedges. 781 proven. 0 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2021-10-29 03:32:50,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:50,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 2407 states and 2689 transitions. [2021-10-29 03:32:50,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2407 states and 2689 transitions. [2021-10-29 03:32:50,385 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:32:50,386 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 112 iterations. [2021-10-29 03:32:50,391 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 03:33:04,886 INFO L565 CodeCheckObserver]: Invariant with dag size 31 [2021-10-29 03:33:04,898 INFO L565 CodeCheckObserver]: Invariant with dag size 31 [2021-10-29 03:33:04,900 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:33:04,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:33:04 ImpRootNode [2021-10-29 03:33:04,901 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:33:04,901 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:33:04,902 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:33:04,902 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:33:04,902 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:31:17" (3/4) ... [2021-10-29 03:33:04,905 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:33:04,928 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 115 nodes and edges [2021-10-29 03:33:04,930 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2021-10-29 03:33:04,932 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-29 03:33:04,934 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 03:33:05,057 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461d1523-296e-48df-b291-2ae243304468/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:33:05,057 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:33:05,059 INFO L168 Benchmark]: Toolchain (without parser) took 110498.17 ms. Allocated memory was 90.2 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 52.3 MB in the beginning and 780.7 MB in the end (delta: -728.4 MB). Peak memory consumption was 440.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:33:05,059 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 90.2 MB. Free memory is still 70.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:33:05,060 INFO L168 Benchmark]: CACSL2BoogieTranslator took 817.67 ms. Allocated memory was 90.2 MB in the beginning and 121.6 MB in the end (delta: 31.5 MB). Free memory was 52.1 MB in the beginning and 82.3 MB in the end (delta: -30.2 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:33:05,060 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.26 ms. Allocated memory is still 121.6 MB. Free memory was 82.3 MB in the beginning and 76.8 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:33:05,061 INFO L168 Benchmark]: Boogie Preprocessor took 104.80 ms. Allocated memory is still 121.6 MB. Free memory was 76.8 MB in the beginning and 72.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:33:05,061 INFO L168 Benchmark]: RCFGBuilder took 2130.94 ms. Allocated memory is still 121.6 MB. Free memory was 72.6 MB in the beginning and 52.0 MB in the end (delta: 20.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:33:05,062 INFO L168 Benchmark]: CodeCheck took 107173.63 ms. Allocated memory was 121.6 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 52.0 MB in the beginning and 795.4 MB in the end (delta: -743.4 MB). Peak memory consumption was 790.7 MB. Max. memory is 16.1 GB. [2021-10-29 03:33:05,062 INFO L168 Benchmark]: Witness Printer took 155.90 ms. Allocated memory is still 1.3 GB. Free memory was 795.4 MB in the beginning and 780.7 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 03:33:05,064 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 85 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 92.6s, OverallIterations: 112, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: -1533726764 SDtfs, -1923124760 SDslu, -327213320 SDs, 0 SdLazy, 2070585792 SolverSat, -865319696 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 667.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 163432 GetRequests, 158160 SyntacticMatches, 4344 SemanticMatches, 928 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 520057 ImplicationChecksByTransitivity, 64.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.9s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 7.8s InterpolantComputationTime, 25494 NumberOfCodeBlocks, 25494 NumberOfCodeBlocksAsserted, 111 NumberOfCheckSat, 25383 ConstructedInterpolants, 0 QuantifiedInterpolants, 80707 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 111 InterpolantComputations, 93 PerfectInterpolantSequences, 34729/35208 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 470]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: (((((10 <= a28 || ((((a25 == 1 && !(a19 == 1)) && a21 == 1) && 7 == a17) && a28 == 9)) || (((a17 == 8 && a21 == 1) && a19 == 1) && a28 == 9)) || (9 <= a28 && !(a11 == 1))) || ((!(7 == a17) && a17 <= 7) && !(a11 == 1))) || (a17 == 8 && !(a11 == 1))) || a28 <= 7 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: (((((10 <= a28 || ((((a25 == 1 && !(a19 == 1)) && a21 == 1) && 7 == a17) && a28 == 9)) || (((a17 == 8 && a21 == 1) && a19 == 1) && a28 == 9)) || (9 <= a28 && !(a11 == 1))) || ((!(7 == a17) && a17 <= 7) && !(a11 == 1))) || (a17 == 8 && !(a11 == 1))) || a28 <= 7 - InvariantResult [Line: 610]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 90.2 MB. Free memory is still 70.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 817.67 ms. Allocated memory was 90.2 MB in the beginning and 121.6 MB in the end (delta: 31.5 MB). Free memory was 52.1 MB in the beginning and 82.3 MB in the end (delta: -30.2 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 106.26 ms. Allocated memory is still 121.6 MB. Free memory was 82.3 MB in the beginning and 76.8 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 104.80 ms. Allocated memory is still 121.6 MB. Free memory was 76.8 MB in the beginning and 72.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2130.94 ms. Allocated memory is still 121.6 MB. Free memory was 72.6 MB in the beginning and 52.0 MB in the end (delta: 20.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 16.1 GB. * CodeCheck took 107173.63 ms. Allocated memory was 121.6 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 52.0 MB in the beginning and 795.4 MB in the end (delta: -743.4 MB). Peak memory consumption was 790.7 MB. Max. memory is 16.1 GB. * Witness Printer took 155.90 ms. Allocated memory is still 1.3 GB. Free memory was 795.4 MB in the beginning and 780.7 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 03:33:05,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461d1523-296e-48df-b291-2ae243304468/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...