./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/fragtest_simple.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac058ea-b631-4788-bc3a-cc7ee646362f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac058ea-b631-4788-bc3a-cc7ee646362f/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac058ea-b631-4788-bc3a-cc7ee646362f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac058ea-b631-4788-bc3a-cc7ee646362f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/fragtest_simple.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac058ea-b631-4788-bc3a-cc7ee646362f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac058ea-b631-4788-bc3a-cc7ee646362f/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be3b53cc5f9badbf5402cafcfa5766831674eb009261bc7c1bcbe9580aece38e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:30:53,552 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:30:53,555 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:30:53,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:30:53,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:30:53,591 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:30:53,593 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:30:53,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:30:53,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:30:53,600 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:30:53,602 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:30:53,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:30:53,604 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:30:53,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:30:53,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:30:53,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:30:53,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:30:53,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:30:53,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:30:53,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:30:53,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:30:53,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:30:53,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:30:53,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:30:53,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:30:53,631 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:30:53,631 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:30:53,633 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:30:53,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:30:53,635 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:30:53,635 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:30:53,637 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:30:53,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:30:53,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:30:53,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:30:53,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:30:53,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:30:53,643 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:30:53,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:30:53,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:30:53,646 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:30:53,647 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac058ea-b631-4788-bc3a-cc7ee646362f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:30:53,678 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:30:53,678 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:30:53,679 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:30:53,680 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:30:53,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:30:53,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:30:53,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:30:53,685 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:30:53,685 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:30:53,686 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:30:53,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:30:53,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:30:53,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:30:53,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:30:53,688 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:30:53,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:30:53,689 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:30:53,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:30:53,690 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:30:53,690 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:30:53,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:30:53,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:30:53,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:30:53,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:30:53,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:30:53,692 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:30:53,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:30:53,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:30:53,693 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_aac058ea-b631-4788-bc3a-cc7ee646362f/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac058ea-b631-4788-bc3a-cc7ee646362f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be3b53cc5f9badbf5402cafcfa5766831674eb009261bc7c1bcbe9580aece38e [2021-11-23 00:30:54,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:30:54,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:30:54,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:30:54,083 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:30:54,084 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:30:54,086 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac058ea-b631-4788-bc3a-cc7ee646362f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/loop-invgen/fragtest_simple.i [2021-11-23 00:30:54,170 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac058ea-b631-4788-bc3a-cc7ee646362f/bin/ukojak-LBtLqBUTdQ/data/2edf6cb0a/68002d87afe2490c807c871666095c27/FLAGa0c5b475e [2021-11-23 00:30:54,773 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:30:54,773 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac058ea-b631-4788-bc3a-cc7ee646362f/sv-benchmarks/c/loop-invgen/fragtest_simple.i [2021-11-23 00:30:54,786 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac058ea-b631-4788-bc3a-cc7ee646362f/bin/ukojak-LBtLqBUTdQ/data/2edf6cb0a/68002d87afe2490c807c871666095c27/FLAGa0c5b475e [2021-11-23 00:30:55,087 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac058ea-b631-4788-bc3a-cc7ee646362f/bin/ukojak-LBtLqBUTdQ/data/2edf6cb0a/68002d87afe2490c807c871666095c27 [2021-11-23 00:30:55,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:30:55,091 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:30:55,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:30:55,101 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:30:55,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:30:55,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:30:55" (1/1) ... [2021-11-23 00:30:55,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56cad3d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:55, skipping insertion in model container [2021-11-23 00:30:55,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:30:55" (1/1) ... [2021-11-23 00:30:55,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:30:55,134 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:30:55,328 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac058ea-b631-4788-bc3a-cc7ee646362f/sv-benchmarks/c/loop-invgen/fragtest_simple.i[893,906] [2021-11-23 00:30:55,353 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:30:55,377 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:30:55,393 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac058ea-b631-4788-bc3a-cc7ee646362f/sv-benchmarks/c/loop-invgen/fragtest_simple.i[893,906] [2021-11-23 00:30:55,399 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:30:55,414 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:30:55,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:55 WrapperNode [2021-11-23 00:30:55,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:30:55,417 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:30:55,417 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:30:55,417 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:30:55,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:55" (1/1) ... [2021-11-23 00:30:55,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:55" (1/1) ... [2021-11-23 00:30:55,470 INFO L137 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2021-11-23 00:30:55,470 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:30:55,471 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:30:55,471 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:30:55,472 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:30:55,481 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:55" (1/1) ... [2021-11-23 00:30:55,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:55" (1/1) ... [2021-11-23 00:30:55,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:55" (1/1) ... [2021-11-23 00:30:55,497 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:55" (1/1) ... [2021-11-23 00:30:55,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:55" (1/1) ... [2021-11-23 00:30:55,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:55" (1/1) ... [2021-11-23 00:30:55,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:55" (1/1) ... [2021-11-23 00:30:55,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:30:55,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:30:55,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:30:55,510 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:30:55,511 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:55" (1/1) ... [2021-11-23 00:30:55,519 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:30:55,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac058ea-b631-4788-bc3a-cc7ee646362f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:30:55,546 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac058ea-b631-4788-bc3a-cc7ee646362f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:30:55,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac058ea-b631-4788-bc3a-cc7ee646362f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:30:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:30:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:30:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:30:55,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:30:55,694 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:30:55,696 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:30:55,889 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:30:55,930 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:30:55,931 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 00:30:55,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:30:55 BoogieIcfgContainer [2021-11-23 00:30:55,934 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:30:55,935 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:30:55,935 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:30:55,946 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:30:55,947 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:30:55" (1/1) ... [2021-11-23 00:30:55,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:30:56,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:56,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2021-11-23 00:30:56,094 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2021-11-23 00:30:56,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:30:56,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:56,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:56,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:56,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:56,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2021-11-23 00:30:56,367 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2021-11-23 00:30:56,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:30:56,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:56,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:56,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:56,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:56,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:56,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2021-11-23 00:30:56,697 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2021-11-23 00:30:56,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:30:56,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:56,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:56,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:56,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:57,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:57,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2021-11-23 00:30:57,223 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2021-11-23 00:30:57,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:30:57,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:57,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:57,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:57,384 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:58,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:58,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 30 states and 38 transitions. [2021-11-23 00:30:58,245 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2021-11-23 00:30:58,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:30:58,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:58,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:58,433 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:59,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:59,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2021-11-23 00:30:59,832 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2021-11-23 00:30:59,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:30:59,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:59,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:59,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:59,939 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:00,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:00,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 41 states and 53 transitions. [2021-11-23 00:31:00,550 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2021-11-23 00:31:00,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:00,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:00,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:00,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:00,773 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:02,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:02,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2021-11-23 00:31:02,280 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2021-11-23 00:31:02,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:31:02,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:02,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:02,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:02,537 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:04,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:04,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 66 states and 84 transitions. [2021-11-23 00:31:04,774 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 84 transitions. [2021-11-23 00:31:04,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:31:04,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:04,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:04,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:04,961 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:06,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:06,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 70 states and 96 transitions. [2021-11-23 00:31:06,196 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 96 transitions. [2021-11-23 00:31:06,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:31:06,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:06,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:06,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:06,345 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 23 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:07,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:07,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 73 states and 98 transitions. [2021-11-23 00:31:07,095 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 98 transitions. [2021-11-23 00:31:07,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:31:07,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:07,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:07,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:07,162 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 23 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:07,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:07,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 76 states and 100 transitions. [2021-11-23 00:31:07,803 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 100 transitions. [2021-11-23 00:31:07,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:31:07,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:07,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:07,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:08,108 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 23 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:10,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:10,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 86 states and 114 transitions. [2021-11-23 00:31:10,066 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2021-11-23 00:31:10,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:31:10,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:10,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:10,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:10,231 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 38 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:10,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:10,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 89 states and 116 transitions. [2021-11-23 00:31:10,950 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 116 transitions. [2021-11-23 00:31:10,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:31:10,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:10,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:11,146 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 20 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:12,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:12,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 93 states and 125 transitions. [2021-11-23 00:31:12,465 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2021-11-23 00:31:12,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:31:12,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:12,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:12,519 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 38 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:13,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:13,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 96 states and 127 transitions. [2021-11-23 00:31:13,225 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 127 transitions. [2021-11-23 00:31:13,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:31:13,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:13,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:13,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:13,281 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 38 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:14,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:14,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 99 states and 129 transitions. [2021-11-23 00:31:14,095 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 129 transitions. [2021-11-23 00:31:14,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:31:14,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:14,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:14,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:14,583 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 38 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:17,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:17,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 109 states and 142 transitions. [2021-11-23 00:31:17,184 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 142 transitions. [2021-11-23 00:31:17,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:31:17,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:17,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:17,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:17,246 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 57 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:18,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:18,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 112 states and 144 transitions. [2021-11-23 00:31:18,202 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 144 transitions. [2021-11-23 00:31:18,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:31:18,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:18,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:18,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:18,372 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 30 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:19,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:19,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 116 states and 153 transitions. [2021-11-23 00:31:19,832 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 153 transitions. [2021-11-23 00:31:19,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:31:19,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:19,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:19,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:19,901 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 57 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:20,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:20,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 119 states and 155 transitions. [2021-11-23 00:31:20,939 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 155 transitions. [2021-11-23 00:31:20,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:31:20,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:20,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:20,995 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 57 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:21,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:21,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 122 states and 157 transitions. [2021-11-23 00:31:21,996 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 157 transitions. [2021-11-23 00:31:21,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:31:21,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:21,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:22,598 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 57 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:25,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:25,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 132 states and 170 transitions. [2021-11-23 00:31:25,584 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 170 transitions. [2021-11-23 00:31:25,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:31:25,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:25,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:25,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:25,639 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 80 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:26,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:26,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 135 states and 172 transitions. [2021-11-23 00:31:26,788 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 172 transitions. [2021-11-23 00:31:26,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:31:26,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:26,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:26,975 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 42 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:28,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:28,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 139 states and 181 transitions. [2021-11-23 00:31:28,633 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 181 transitions. [2021-11-23 00:31:28,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:31:28,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:28,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:28,685 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 80 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:29,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:29,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 142 states and 183 transitions. [2021-11-23 00:31:29,779 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 183 transitions. [2021-11-23 00:31:29,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:31:29,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:29,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:29,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:29,842 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 80 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:30,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:30,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 145 states and 185 transitions. [2021-11-23 00:31:30,906 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 185 transitions. [2021-11-23 00:31:30,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:31:30,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:30,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:30,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:31,507 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 80 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:35,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:35,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 155 states and 198 transitions. [2021-11-23 00:31:35,155 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 198 transitions. [2021-11-23 00:31:35,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:31:35,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:35,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:35,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:35,206 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 107 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:36,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:36,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 158 states and 200 transitions. [2021-11-23 00:31:36,315 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 200 transitions. [2021-11-23 00:31:36,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:31:36,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:36,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:36,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:36,527 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 56 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:38,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:38,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 162 states and 209 transitions. [2021-11-23 00:31:38,720 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 209 transitions. [2021-11-23 00:31:38,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:31:38,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:38,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:38,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:38,797 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 107 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:40,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:40,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 165 states and 211 transitions. [2021-11-23 00:31:40,334 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 211 transitions. [2021-11-23 00:31:40,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:31:40,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:40,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:40,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:40,410 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 107 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:41,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:41,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 168 states and 213 transitions. [2021-11-23 00:31:41,909 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 213 transitions. [2021-11-23 00:31:41,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:31:41,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:41,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:41,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:42,806 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 107 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:46,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:46,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 178 states and 226 transitions. [2021-11-23 00:31:46,817 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 226 transitions. [2021-11-23 00:31:46,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:31:46,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:46,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:46,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:46,878 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 138 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:48,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:48,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 181 states and 228 transitions. [2021-11-23 00:31:48,241 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 228 transitions. [2021-11-23 00:31:48,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:31:48,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:48,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:48,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:48,509 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 72 proven. 146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:50,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:50,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 185 states and 237 transitions. [2021-11-23 00:31:50,844 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 237 transitions. [2021-11-23 00:31:50,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:31:50,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:50,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:50,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:50,909 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 138 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:52,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:52,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 188 states and 239 transitions. [2021-11-23 00:31:52,485 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 239 transitions. [2021-11-23 00:31:52,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:31:52,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:52,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:52,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:52,549 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 138 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:54,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:54,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 191 states and 241 transitions. [2021-11-23 00:31:54,308 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 241 transitions. [2021-11-23 00:31:54,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:31:54,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:54,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:55,208 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 138 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:00,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:00,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 201 states and 254 transitions. [2021-11-23 00:32:00,044 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 254 transitions. [2021-11-23 00:32:00,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:32:00,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:00,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:00,185 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 173 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:01,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:01,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 204 states and 256 transitions. [2021-11-23 00:32:01,540 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 256 transitions. [2021-11-23 00:32:01,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:32:01,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:01,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:01,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:01,846 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 90 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:04,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:04,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 208 states and 265 transitions. [2021-11-23 00:32:04,519 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 265 transitions. [2021-11-23 00:32:04,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:32:04,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:04,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:04,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:04,581 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 173 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:06,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:06,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 211 states and 267 transitions. [2021-11-23 00:32:06,189 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 267 transitions. [2021-11-23 00:32:06,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:32:06,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:06,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:06,258 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 173 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:07,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:07,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 214 states and 269 transitions. [2021-11-23 00:32:07,924 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 269 transitions. [2021-11-23 00:32:07,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:32:07,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:07,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:07,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:08,756 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 173 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:13,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:13,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 224 states and 282 transitions. [2021-11-23 00:32:13,726 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 282 transitions. [2021-11-23 00:32:13,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:32:13,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:13,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:13,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:13,796 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 212 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:15,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:15,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 227 states and 284 transitions. [2021-11-23 00:32:15,423 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 284 transitions. [2021-11-23 00:32:15,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:32:15,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:15,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:15,772 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 110 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:18,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:18,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 231 states and 293 transitions. [2021-11-23 00:32:18,575 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 293 transitions. [2021-11-23 00:32:18,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:32:18,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:18,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:18,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:18,738 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 212 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:20,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:20,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 234 states and 295 transitions. [2021-11-23 00:32:20,691 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 295 transitions. [2021-11-23 00:32:20,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:32:20,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:20,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:20,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:20,770 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 212 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:22,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:22,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 237 states and 297 transitions. [2021-11-23 00:32:22,572 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 297 transitions. [2021-11-23 00:32:22,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:32:22,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:22,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:23,813 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 212 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:29,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:29,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 247 states and 310 transitions. [2021-11-23 00:32:29,548 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 310 transitions. [2021-11-23 00:32:29,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:32:29,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:29,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:29,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:29,626 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 255 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:31,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:31,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 250 states and 312 transitions. [2021-11-23 00:32:31,628 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 312 transitions. [2021-11-23 00:32:31,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:32:31,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:31,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:31,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:31,967 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 132 proven. 266 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:35,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:35,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 254 states and 321 transitions. [2021-11-23 00:32:35,603 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 321 transitions. [2021-11-23 00:32:35,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:32:35,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:35,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:35,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:35,689 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 255 proven. 143 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:37,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:37,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 257 states and 323 transitions. [2021-11-23 00:32:37,484 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 323 transitions. [2021-11-23 00:32:37,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:32:37,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:37,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:37,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:37,557 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 255 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:39,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:39,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 260 states and 325 transitions. [2021-11-23 00:32:39,533 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 325 transitions. [2021-11-23 00:32:39,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:32:39,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:39,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:39,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:40,454 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 255 proven. 189 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:47,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:47,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 270 states and 338 transitions. [2021-11-23 00:32:47,058 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 338 transitions. [2021-11-23 00:32:47,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:32:47,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:47,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:47,140 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 302 proven. 146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:49,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:49,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 273 states and 340 transitions. [2021-11-23 00:32:49,210 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 340 transitions. [2021-11-23 00:32:49,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:32:49,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:49,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:49,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:49,650 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 156 proven. 314 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:53,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:53,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 277 states and 349 transitions. [2021-11-23 00:32:53,281 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 349 transitions. [2021-11-23 00:32:53,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:32:53,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:53,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:53,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:53,374 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 302 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:55,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:55,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 280 states and 351 transitions. [2021-11-23 00:32:55,605 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 351 transitions. [2021-11-23 00:32:55,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:32:55,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:55,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:55,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:55,689 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 302 proven. 192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:57,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:57,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 283 states and 353 transitions. [2021-11-23 00:32:57,751 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 353 transitions. [2021-11-23 00:32:57,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:32:57,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:57,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:57,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:58,997 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 302 proven. 218 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:06,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:06,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 293 states and 366 transitions. [2021-11-23 00:33:06,100 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 366 transitions. [2021-11-23 00:33:06,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:33:06,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:06,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:06,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:06,188 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 353 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:08,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:08,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 296 states and 368 transitions. [2021-11-23 00:33:08,561 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 368 transitions. [2021-11-23 00:33:08,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:33:08,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:08,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:08,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:09,055 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 182 proven. 366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:12,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:12,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 300 states and 377 transitions. [2021-11-23 00:33:12,844 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 377 transitions. [2021-11-23 00:33:12,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:33:12,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:12,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:12,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:12,938 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 353 proven. 195 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:15,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:15,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 303 states and 379 transitions. [2021-11-23 00:33:15,407 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 379 transitions. [2021-11-23 00:33:15,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:33:15,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:15,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:15,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:15,495 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 353 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:17,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:17,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 306 states and 381 transitions. [2021-11-23 00:33:17,787 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 381 transitions. [2021-11-23 00:33:17,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:33:17,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:17,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:17,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:19,046 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 353 proven. 249 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:26,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:26,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 316 states and 394 transitions. [2021-11-23 00:33:26,657 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 394 transitions. [2021-11-23 00:33:26,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:33:26,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:26,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:26,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:26,740 INFO L134 CoverageAnalysis]: Checked inductivity of 606 backedges. 408 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:29,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:29,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 319 states and 396 transitions. [2021-11-23 00:33:29,376 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 396 transitions. [2021-11-23 00:33:29,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:33:29,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:29,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:29,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:29,859 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 210 proven. 422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:33,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:33,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 323 states and 405 transitions. [2021-11-23 00:33:33,790 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 405 transitions. [2021-11-23 00:33:33,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:33:33,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:33,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:33,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:33,880 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 408 proven. 224 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:36,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:36,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 326 states and 407 transitions. [2021-11-23 00:33:36,383 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 407 transitions. [2021-11-23 00:33:36,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:33:36,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:36,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:36,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:36,483 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 408 proven. 252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:39,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:39,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 329 states and 409 transitions. [2021-11-23 00:33:39,238 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 409 transitions. [2021-11-23 00:33:39,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:33:39,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:39,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:39,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:40,602 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 408 proven. 282 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:49,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:49,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 339 states and 422 transitions. [2021-11-23 00:33:49,056 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 422 transitions. [2021-11-23 00:33:49,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:33:49,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:49,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:49,165 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 467 proven. 227 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:51,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:51,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 342 states and 424 transitions. [2021-11-23 00:33:51,931 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 424 transitions. [2021-11-23 00:33:51,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:33:51,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:51,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:51,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:52,320 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 240 proven. 482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:56,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:56,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 346 states and 433 transitions. [2021-11-23 00:33:56,479 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 433 transitions. [2021-11-23 00:33:56,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:33:56,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:56,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:56,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:56,565 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 467 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:59,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:59,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 349 states and 435 transitions. [2021-11-23 00:33:59,318 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 435 transitions. [2021-11-23 00:33:59,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 00:33:59,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:59,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:59,412 INFO L134 CoverageAnalysis]: Checked inductivity of 752 backedges. 467 proven. 285 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:02,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:02,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 352 states and 437 transitions. [2021-11-23 00:34:02,084 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 437 transitions. [2021-11-23 00:34:02,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:34:02,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:02,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:02,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:03,731 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 467 proven. 317 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:12,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:12,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 362 states and 450 transitions. [2021-11-23 00:34:12,849 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 450 transitions. [2021-11-23 00:34:12,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:34:12,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:12,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:12,953 INFO L134 CoverageAnalysis]: Checked inductivity of 788 backedges. 530 proven. 258 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:15,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:15,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 365 states and 452 transitions. [2021-11-23 00:34:15,977 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 452 transitions. [2021-11-23 00:34:15,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:34:15,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:15,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:16,504 INFO L134 CoverageAnalysis]: Checked inductivity of 818 backedges. 272 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:21,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:21,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 369 states and 461 transitions. [2021-11-23 00:34:21,499 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 461 transitions. [2021-11-23 00:34:21,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:34:21,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:21,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:21,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:21,583 INFO L134 CoverageAnalysis]: Checked inductivity of 818 backedges. 530 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:24,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:24,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 372 states and 463 transitions. [2021-11-23 00:34:24,098 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 463 transitions. [2021-11-23 00:34:24,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 00:34:24,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:24,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:24,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:24,175 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 530 proven. 320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:26,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:26,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 375 states and 465 transitions. [2021-11-23 00:34:26,815 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 465 transitions. [2021-11-23 00:34:26,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:34:26,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:26,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:28,110 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 530 proven. 354 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:36,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:36,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 385 states and 478 transitions. [2021-11-23 00:34:36,728 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 478 transitions. [2021-11-23 00:34:36,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:34:36,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:36,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:36,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:36,812 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 597 proven. 291 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:39,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:39,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 388 states and 480 transitions. [2021-11-23 00:34:39,549 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 480 transitions. [2021-11-23 00:34:39,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:34:39,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:39,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:39,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:40,100 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 306 proven. 614 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:44,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:44,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 392 states and 489 transitions. [2021-11-23 00:34:44,875 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 489 transitions. [2021-11-23 00:34:44,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:34:44,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:44,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:44,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:44,963 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 597 proven. 323 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:47,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:47,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 395 states and 491 transitions. [2021-11-23 00:34:47,795 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 491 transitions. [2021-11-23 00:34:47,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:34:47,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:47,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:47,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:48,101 INFO L134 CoverageAnalysis]: Checked inductivity of 954 backedges. 597 proven. 357 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:51,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:51,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 398 states and 493 transitions. [2021-11-23 00:34:51,186 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 493 transitions. [2021-11-23 00:34:51,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:34:51,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:51,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:51,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:52,938 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 597 proven. 393 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:02,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:02,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 408 states and 506 transitions. [2021-11-23 00:35:02,926 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 506 transitions. [2021-11-23 00:35:02,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:35:02,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:02,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:02,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:03,031 INFO L134 CoverageAnalysis]: Checked inductivity of 994 backedges. 668 proven. 326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:06,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:06,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 411 states and 508 transitions. [2021-11-23 00:35:06,079 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 508 transitions. [2021-11-23 00:35:06,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:35:06,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:06,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:06,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:06,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 342 proven. 686 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:12,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:12,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 415 states and 517 transitions. [2021-11-23 00:35:12,148 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 517 transitions. [2021-11-23 00:35:12,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:35:12,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:12,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:12,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:12,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 668 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:15,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:15,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 418 states and 519 transitions. [2021-11-23 00:35:15,453 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 519 transitions. [2021-11-23 00:35:15,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:35:15,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:15,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:15,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:15,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1064 backedges. 668 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:18,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:18,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 421 states and 521 transitions. [2021-11-23 00:35:18,943 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 521 transitions. [2021-11-23 00:35:18,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:35:18,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:18,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:18,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:20,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1102 backedges. 668 proven. 434 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:32,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:32,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 431 states and 534 transitions. [2021-11-23 00:35:32,460 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 534 transitions. [2021-11-23 00:35:32,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:35:32,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:32,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:32,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:32,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1106 backedges. 743 proven. 363 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:36,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:36,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 434 states and 536 transitions. [2021-11-23 00:35:36,007 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 536 transitions. [2021-11-23 00:35:36,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 00:35:36,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:36,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:36,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:36,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1142 backedges. 380 proven. 762 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:42,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:42,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 438 states and 545 transitions. [2021-11-23 00:35:42,787 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 545 transitions. [2021-11-23 00:35:42,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 00:35:42,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:42,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:42,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:42,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1142 backedges. 743 proven. 399 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:46,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:46,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 441 states and 547 transitions. [2021-11-23 00:35:46,379 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 547 transitions. [2021-11-23 00:35:46,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 00:35:46,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:46,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:46,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:46,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1180 backedges. 743 proven. 437 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:50,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:50,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 444 states and 549 transitions. [2021-11-23 00:35:50,453 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 549 transitions. [2021-11-23 00:35:50,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 00:35:50,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:50,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:50,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:52,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1220 backedges. 743 proven. 477 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:03,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:03,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 454 states and 562 transitions. [2021-11-23 00:36:03,817 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 562 transitions. [2021-11-23 00:36:03,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 00:36:03,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:03,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:03,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:03,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 822 proven. 402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:07,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:07,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 457 states and 564 transitions. [2021-11-23 00:36:07,334 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 564 transitions. [2021-11-23 00:36:07,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 00:36:07,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:07,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:07,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:07,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 420 proven. 842 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:14,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:14,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 461 states and 573 transitions. [2021-11-23 00:36:14,111 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 573 transitions. [2021-11-23 00:36:14,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 00:36:14,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:14,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:14,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:14,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 822 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:17,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:17,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 464 states and 575 transitions. [2021-11-23 00:36:17,818 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 575 transitions. [2021-11-23 00:36:17,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 00:36:17,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:17,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:17,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:17,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1302 backedges. 822 proven. 480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:21,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:21,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 467 states and 577 transitions. [2021-11-23 00:36:21,795 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 577 transitions. [2021-11-23 00:36:21,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 00:36:21,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:21,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:21,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:23,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1344 backedges. 822 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:36,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:36,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 477 states and 590 transitions. [2021-11-23 00:36:36,115 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 590 transitions. [2021-11-23 00:36:36,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 00:36:36,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:36,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:36,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:36,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1348 backedges. 905 proven. 443 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:39,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:39,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 480 states and 592 transitions. [2021-11-23 00:36:39,912 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 592 transitions. [2021-11-23 00:36:39,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-23 00:36:39,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:39,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:39,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:40,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1388 backedges. 462 proven. 926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:47,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:47,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 484 states and 601 transitions. [2021-11-23 00:36:47,113 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 601 transitions. [2021-11-23 00:36:47,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-23 00:36:47,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:47,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:47,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:47,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1388 backedges. 905 proven. 483 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:51,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:51,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 487 states and 603 transitions. [2021-11-23 00:36:51,159 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 603 transitions. [2021-11-23 00:36:51,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 00:36:51,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:51,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:51,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:51,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1430 backedges. 905 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:55,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:55,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 490 states and 605 transitions. [2021-11-23 00:36:55,338 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 605 transitions. [2021-11-23 00:36:55,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 00:36:55,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:55,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:55,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:57,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1474 backedges. 905 proven. 569 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:10,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:10,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 500 states and 618 transitions. [2021-11-23 00:37:10,940 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 618 transitions. [2021-11-23 00:37:10,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 00:37:10,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:10,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:10,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:11,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1478 backedges. 992 proven. 486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:15,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:15,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 503 states and 620 transitions. [2021-11-23 00:37:15,238 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 620 transitions. [2021-11-23 00:37:15,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:37:15,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:15,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:15,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:15,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1520 backedges. 506 proven. 1014 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:22,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:22,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 507 states and 629 transitions. [2021-11-23 00:37:22,988 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 629 transitions. [2021-11-23 00:37:22,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:37:22,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:22,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:23,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1520 backedges. 992 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:27,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:27,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 510 states and 631 transitions. [2021-11-23 00:37:27,392 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 631 transitions. [2021-11-23 00:37:27,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 00:37:27,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:27,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:27,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:27,515 INFO L134 CoverageAnalysis]: Checked inductivity of 1564 backedges. 992 proven. 572 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:31,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:31,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 513 states and 633 transitions. [2021-11-23 00:37:31,790 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 633 transitions. [2021-11-23 00:37:31,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 00:37:31,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:31,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:31,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:34,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1610 backedges. 992 proven. 618 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:47,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:47,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 523 states and 646 transitions. [2021-11-23 00:37:47,987 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 646 transitions. [2021-11-23 00:37:47,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 00:37:47,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:47,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:48,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:48,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1614 backedges. 1083 proven. 531 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:52,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:52,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 526 states and 648 transitions. [2021-11-23 00:37:52,462 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 648 transitions. [2021-11-23 00:37:52,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 00:37:52,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:52,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:52,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:53,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1658 backedges. 552 proven. 1106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:00,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:00,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 530 states and 657 transitions. [2021-11-23 00:38:00,861 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 657 transitions. [2021-11-23 00:38:00,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 00:38:00,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:00,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:00,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:00,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1658 backedges. 1083 proven. 575 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:05,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:05,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 533 states and 659 transitions. [2021-11-23 00:38:05,526 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 659 transitions. [2021-11-23 00:38:05,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-23 00:38:05,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:05,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:05,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:05,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1704 backedges. 1083 proven. 621 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:10,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:10,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 536 states and 661 transitions. [2021-11-23 00:38:10,358 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 661 transitions. [2021-11-23 00:38:10,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 00:38:10,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:10,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:12,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1752 backedges. 1083 proven. 669 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:27,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:27,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 546 states and 674 transitions. [2021-11-23 00:38:27,358 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 674 transitions. [2021-11-23 00:38:27,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 00:38:27,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:27,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:27,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1756 backedges. 1178 proven. 578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:31,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:31,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 549 states and 676 transitions. [2021-11-23 00:38:31,118 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 676 transitions. [2021-11-23 00:38:31,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-23 00:38:31,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:31,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:31,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:31,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1802 backedges. 600 proven. 1202 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:38,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:38,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 553 states and 685 transitions. [2021-11-23 00:38:38,267 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 685 transitions. [2021-11-23 00:38:38,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-23 00:38:38,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:38,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:38,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:38,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1802 backedges. 1178 proven. 624 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:42,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:42,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 556 states and 687 transitions. [2021-11-23 00:38:42,399 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 687 transitions. [2021-11-23 00:38:42,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 00:38:42,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:42,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:42,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1850 backedges. 1178 proven. 672 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:46,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:46,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 559 states and 689 transitions. [2021-11-23 00:38:46,672 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 689 transitions. [2021-11-23 00:38:46,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-23 00:38:46,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:46,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:46,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:48,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 1178 proven. 722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:02,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:02,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 569 states and 702 transitions. [2021-11-23 00:39:02,435 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 702 transitions. [2021-11-23 00:39:02,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-23 00:39:02,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:02,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:02,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:02,553 INFO L134 CoverageAnalysis]: Checked inductivity of 1904 backedges. 1277 proven. 627 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:06,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:06,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 572 states and 704 transitions. [2021-11-23 00:39:06,625 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 704 transitions. [2021-11-23 00:39:06,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 00:39:06,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:06,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:06,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:07,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1952 backedges. 650 proven. 1302 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:14,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:14,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 576 states and 713 transitions. [2021-11-23 00:39:14,421 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 713 transitions. [2021-11-23 00:39:14,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 00:39:14,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:14,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:14,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:14,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1952 backedges. 1277 proven. 675 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:18,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:18,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 579 states and 715 transitions. [2021-11-23 00:39:18,911 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 715 transitions. [2021-11-23 00:39:18,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-23 00:39:18,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:18,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:18,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:19,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2002 backedges. 1277 proven. 725 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:23,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:23,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 582 states and 717 transitions. [2021-11-23 00:39:23,521 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 717 transitions. [2021-11-23 00:39:23,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 00:39:23,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:23,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:23,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:25,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2054 backedges. 1277 proven. 777 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:40,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:40,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 592 states and 730 transitions. [2021-11-23 00:39:40,175 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 730 transitions. [2021-11-23 00:39:40,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 00:39:40,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:40,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:40,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:40,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2058 backedges. 1380 proven. 678 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:44,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:44,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 595 states and 732 transitions. [2021-11-23 00:39:44,380 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 732 transitions. [2021-11-23 00:39:44,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 00:39:44,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:44,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:45,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2108 backedges. 702 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:52,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:52,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 599 states and 741 transitions. [2021-11-23 00:39:52,659 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 741 transitions. [2021-11-23 00:39:52,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 00:39:52,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:52,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:52,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2108 backedges. 1380 proven. 728 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:57,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:57,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 602 states and 743 transitions. [2021-11-23 00:39:57,353 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 743 transitions. [2021-11-23 00:39:57,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-23 00:39:57,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:57,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:57,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:57,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2160 backedges. 1380 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:01,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:01,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 605 states and 745 transitions. [2021-11-23 00:40:01,805 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 745 transitions. [2021-11-23 00:40:01,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-23 00:40:01,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:01,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:01,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:04,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2214 backedges. 1380 proven. 834 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:19,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:19,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 615 states and 758 transitions. [2021-11-23 00:40:19,067 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 758 transitions. [2021-11-23 00:40:19,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-23 00:40:19,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:19,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:19,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:19,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2218 backedges. 1487 proven. 731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:23,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:23,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 618 states and 760 transitions. [2021-11-23 00:40:23,663 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 760 transitions. [2021-11-23 00:40:23,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 00:40:23,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:23,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:23,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:24,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2270 backedges. 756 proven. 1514 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:32,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:32,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 622 states and 769 transitions. [2021-11-23 00:40:32,533 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 769 transitions. [2021-11-23 00:40:32,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 00:40:32,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:32,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:32,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2270 backedges. 1487 proven. 783 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:37,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:37,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 625 states and 771 transitions. [2021-11-23 00:40:37,216 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 771 transitions. [2021-11-23 00:40:37,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-23 00:40:37,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:37,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:37,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:37,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2324 backedges. 1487 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:41,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:41,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 628 states and 773 transitions. [2021-11-23 00:40:41,820 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 773 transitions. [2021-11-23 00:40:41,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-23 00:40:41,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:41,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:41,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:44,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1487 proven. 893 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:59,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:59,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 638 states and 786 transitions. [2021-11-23 00:40:59,744 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 786 transitions. [2021-11-23 00:40:59,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-23 00:40:59,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:59,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:59,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:59,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2384 backedges. 1598 proven. 786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:04,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:04,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 641 states and 788 transitions. [2021-11-23 00:41:04,619 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 788 transitions. [2021-11-23 00:41:04,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-23 00:41:04,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:04,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:04,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:05,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2438 backedges. 812 proven. 1626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:13,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:13,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 645 states and 797 transitions. [2021-11-23 00:41:13,478 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 797 transitions. [2021-11-23 00:41:13,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-23 00:41:13,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:13,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:13,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:13,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2438 backedges. 1598 proven. 840 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:18,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:18,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 648 states and 799 transitions. [2021-11-23 00:41:18,338 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 799 transitions. [2021-11-23 00:41:18,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-23 00:41:18,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:18,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:18,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2494 backedges. 1598 proven. 896 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:23,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:23,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 651 states and 801 transitions. [2021-11-23 00:41:23,267 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 801 transitions. [2021-11-23 00:41:23,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-23 00:41:23,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:23,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:23,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:25,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2552 backedges. 1598 proven. 954 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:41,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:41,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 661 states and 814 transitions. [2021-11-23 00:41:41,809 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 814 transitions. [2021-11-23 00:41:41,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-23 00:41:41,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:41,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:41,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:41,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 1713 proven. 843 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:46,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:46,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 664 states and 816 transitions. [2021-11-23 00:41:46,893 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 816 transitions. [2021-11-23 00:41:46,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-23 00:41:46,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:46,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:46,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:47,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2612 backedges. 870 proven. 1742 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:55,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:55,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 668 states and 825 transitions. [2021-11-23 00:41:55,858 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 825 transitions. [2021-11-23 00:41:55,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-23 00:41:55,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:55,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:55,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:55,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2612 backedges. 1713 proven. 899 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:01,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:01,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 671 states and 827 transitions. [2021-11-23 00:42:01,135 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 827 transitions. [2021-11-23 00:42:01,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 00:42:01,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:01,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:01,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:01,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2670 backedges. 1713 proven. 957 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.