./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark22_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5d6418-b654-4017-89b9-f7b464d9e4ef/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5d6418-b654-4017-89b9-f7b464d9e4ef/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5d6418-b654-4017-89b9-f7b464d9e4ef/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5d6418-b654-4017-89b9-f7b464d9e4ef/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark22_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5d6418-b654-4017-89b9-f7b464d9e4ef/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5d6418-b654-4017-89b9-f7b464d9e4ef/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6ed0b12ce7ca8412687eea32cd5c4beaf5275fff5c5bfef18c07965c0f054672 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 22:51:39,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 22:51:39,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 22:51:39,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 22:51:39,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 22:51:39,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 22:51:39,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 22:51:39,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 22:51:40,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 22:51:40,011 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 22:51:40,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 22:51:40,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 22:51:40,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 22:51:40,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 22:51:40,024 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 22:51:40,027 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 22:51:40,031 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 22:51:40,032 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 22:51:40,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 22:51:40,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 22:51:40,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 22:51:40,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 22:51:40,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 22:51:40,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 22:51:40,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 22:51:40,064 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 22:51:40,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 22:51:40,067 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 22:51:40,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 22:51:40,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 22:51:40,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 22:51:40,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 22:51:40,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 22:51:40,076 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 22:51:40,078 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 22:51:40,078 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 22:51:40,079 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 22:51:40,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 22:51:40,080 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 22:51:40,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 22:51:40,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 22:51:40,083 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5d6418-b654-4017-89b9-f7b464d9e4ef/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 22:51:40,136 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 22:51:40,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 22:51:40,138 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 22:51:40,138 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 22:51:40,139 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 22:51:40,139 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 22:51:40,139 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 22:51:40,140 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 22:51:40,140 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 22:51:40,140 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 22:51:40,140 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 22:51:40,141 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 22:51:40,141 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 22:51:40,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 22:51:40,141 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 22:51:40,142 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 22:51:40,142 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 22:51:40,142 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 22:51:40,142 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 22:51:40,143 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 22:51:40,143 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 22:51:40,143 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 22:51:40,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 22:51:40,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:51:40,144 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 22:51:40,144 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 22:51:40,145 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 22:51:40,145 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 22:51:40,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 22:51:40,145 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 22:51:40,146 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_5e5d6418-b654-4017-89b9-f7b464d9e4ef/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5d6418-b654-4017-89b9-f7b464d9e4ef/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ed0b12ce7ca8412687eea32cd5c4beaf5275fff5c5bfef18c07965c0f054672 [2021-11-13 22:51:40,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 22:51:40,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 22:51:40,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 22:51:40,499 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 22:51:40,500 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 22:51:40,502 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5d6418-b654-4017-89b9-f7b464d9e4ef/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/loop-zilu/benchmark22_conjunctive.i [2021-11-13 22:51:40,590 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5d6418-b654-4017-89b9-f7b464d9e4ef/bin/ukojak-2xVlg8857e/data/8dac3a49a/f8aaf80db6d24c93a128d10fdec63636/FLAG926e198fc [2021-11-13 22:51:41,057 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 22:51:41,058 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5d6418-b654-4017-89b9-f7b464d9e4ef/sv-benchmarks/c/loop-zilu/benchmark22_conjunctive.i [2021-11-13 22:51:41,064 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5d6418-b654-4017-89b9-f7b464d9e4ef/bin/ukojak-2xVlg8857e/data/8dac3a49a/f8aaf80db6d24c93a128d10fdec63636/FLAG926e198fc [2021-11-13 22:51:41,436 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5d6418-b654-4017-89b9-f7b464d9e4ef/bin/ukojak-2xVlg8857e/data/8dac3a49a/f8aaf80db6d24c93a128d10fdec63636 [2021-11-13 22:51:41,438 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 22:51:41,440 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 22:51:41,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 22:51:41,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 22:51:41,452 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 22:51:41,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:41" (1/1) ... [2021-11-13 22:51:41,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4886b65b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:41, skipping insertion in model container [2021-11-13 22:51:41,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:41" (1/1) ... [2021-11-13 22:51:41,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 22:51:41,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 22:51:41,628 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5d6418-b654-4017-89b9-f7b464d9e4ef/sv-benchmarks/c/loop-zilu/benchmark22_conjunctive.i[873,886] [2021-11-13 22:51:41,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:51:41,652 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 22:51:41,665 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5d6418-b654-4017-89b9-f7b464d9e4ef/sv-benchmarks/c/loop-zilu/benchmark22_conjunctive.i[873,886] [2021-11-13 22:51:41,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:51:41,680 INFO L208 MainTranslator]: Completed translation [2021-11-13 22:51:41,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:41 WrapperNode [2021-11-13 22:51:41,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 22:51:41,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 22:51:41,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 22:51:41,682 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 22:51:41,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:41" (1/1) ... [2021-11-13 22:51:41,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:41" (1/1) ... [2021-11-13 22:51:41,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 22:51:41,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 22:51:41,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 22:51:41,729 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 22:51:41,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:41" (1/1) ... [2021-11-13 22:51:41,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:41" (1/1) ... [2021-11-13 22:51:41,743 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:41" (1/1) ... [2021-11-13 22:51:41,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:41" (1/1) ... [2021-11-13 22:51:41,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:41" (1/1) ... [2021-11-13 22:51:41,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:41" (1/1) ... [2021-11-13 22:51:41,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:41" (1/1) ... [2021-11-13 22:51:41,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 22:51:41,758 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 22:51:41,758 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 22:51:41,758 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 22:51:41,762 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:41" (1/1) ... [2021-11-13 22:51:41,769 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:51:41,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5d6418-b654-4017-89b9-f7b464d9e4ef/bin/ukojak-2xVlg8857e/z3 [2021-11-13 22:51:41,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5d6418-b654-4017-89b9-f7b464d9e4ef/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 22:51:41,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5d6418-b654-4017-89b9-f7b464d9e4ef/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 22:51:41,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 22:51:41,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 22:51:41,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 22:51:41,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 22:51:42,037 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 22:51:42,037 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 22:51:42,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:42 BoogieIcfgContainer [2021-11-13 22:51:42,040 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 22:51:42,041 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 22:51:42,042 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 22:51:42,065 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 22:51:42,065 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:42" (1/1) ... [2021-11-13 22:51:42,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 22:51:42,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:42,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2021-11-13 22:51:42,147 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-13 22:51:42,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 22:51:42,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:42,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:42,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:42,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:42,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:42,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2021-11-13 22:51:42,421 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2021-11-13 22:51:42,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 22:51:42,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:42,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:42,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:42,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:42,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:42,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2021-11-13 22:51:42,538 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-11-13 22:51:42,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 22:51:42,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:42,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:42,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:42,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:42,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:42,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2021-11-13 22:51:42,873 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2021-11-13 22:51:42,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 22:51:42,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:42,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:42,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:43,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:43,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:43,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2021-11-13 22:51:43,332 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2021-11-13 22:51:43,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 22:51:43,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:43,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:43,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:43,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:43,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:44,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2021-11-13 22:51:44,000 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2021-11-13 22:51:44,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 22:51:44,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:44,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:44,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:44,136 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:44,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:44,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2021-11-13 22:51:44,489 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2021-11-13 22:51:44,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 22:51:44,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:44,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:44,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:45,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:45,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 39 states and 62 transitions. [2021-11-13 22:51:45,086 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 62 transitions. [2021-11-13 22:51:45,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 22:51:45,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:45,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:45,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:45,138 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:45,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:45,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2021-11-13 22:51:45,298 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2021-11-13 22:51:45,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 22:51:45,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:45,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:45,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:45,531 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:46,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:46,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 76 transitions. [2021-11-13 22:51:46,278 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 76 transitions. [2021-11-13 22:51:46,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 22:51:46,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:46,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:46,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:46,548 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:47,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:47,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 48 states and 78 transitions. [2021-11-13 22:51:47,052 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 78 transitions. [2021-11-13 22:51:47,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 22:51:47,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:47,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:47,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:47,196 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:47,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:47,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 53 states and 90 transitions. [2021-11-13 22:51:47,966 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 90 transitions. [2021-11-13 22:51:47,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 22:51:47,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:47,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:47,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:48,099 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:48,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:48,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 56 states and 93 transitions. [2021-11-13 22:51:48,582 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 93 transitions. [2021-11-13 22:51:48,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 22:51:48,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:48,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:48,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:49,086 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:50,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:50,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 107 transitions. [2021-11-13 22:51:50,274 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 107 transitions. [2021-11-13 22:51:50,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 22:51:50,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:50,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:50,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:50,767 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:51,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:51,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 66 states and 112 transitions. [2021-11-13 22:51:51,964 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 112 transitions. [2021-11-13 22:51:51,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 22:51:51,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:51,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:52,093 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:52,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:52,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 71 states and 126 transitions. [2021-11-13 22:51:52,933 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 126 transitions. [2021-11-13 22:51:52,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 22:51:52,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:52,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:52,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:53,096 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:53,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:53,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 74 states and 129 transitions. [2021-11-13 22:51:53,520 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 129 transitions. [2021-11-13 22:51:53,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 22:51:53,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:53,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:53,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:54,110 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:55,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:55,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 79 states and 145 transitions. [2021-11-13 22:51:55,402 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 145 transitions. [2021-11-13 22:51:55,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 22:51:55,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:55,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:56,060 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:57,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:57,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 84 states and 151 transitions. [2021-11-13 22:51:57,487 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 151 transitions. [2021-11-13 22:51:57,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 22:51:57,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:57,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:57,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:57,715 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:58,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:58,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 89 states and 168 transitions. [2021-11-13 22:51:58,879 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 168 transitions. [2021-11-13 22:51:58,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:51:58,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:58,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:51:59,156 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:51:59,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:51:59,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 92 states and 171 transitions. [2021-11-13 22:51:59,784 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 171 transitions. [2021-11-13 22:51:59,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:51:59,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:51:59,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:51:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:00,864 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:52:02,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:02,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 97 states and 189 transitions. [2021-11-13 22:52:02,899 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 189 transitions. [2021-11-13 22:52:02,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 22:52:02,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:02,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:02,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:03,903 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:52:05,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:05,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 102 states and 195 transitions. [2021-11-13 22:52:05,953 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 195 transitions. [2021-11-13 22:52:05,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 22:52:05,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:05,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:05,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:06,197 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:52:07,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:07,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 107 states and 214 transitions. [2021-11-13 22:52:07,587 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 214 transitions. [2021-11-13 22:52:07,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 22:52:07,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:07,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:07,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:08,075 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:52:08,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:08,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 110 states and 217 transitions. [2021-11-13 22:52:08,774 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 217 transitions. [2021-11-13 22:52:08,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:52:08,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:08,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:08,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:10,125 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:52:12,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:12,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 115 states and 237 transitions. [2021-11-13 22:52:12,689 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 237 transitions. [2021-11-13 22:52:12,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 22:52:12,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:12,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:12,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:14,115 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:52:16,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:16,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 120 states and 243 transitions. [2021-11-13 22:52:16,723 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 243 transitions. [2021-11-13 22:52:16,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:52:16,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:16,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:16,963 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:52:18,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:18,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 125 states and 264 transitions. [2021-11-13 22:52:18,421 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 264 transitions. [2021-11-13 22:52:18,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 22:52:18,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:18,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:18,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:18,970 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:52:19,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:19,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 128 states and 267 transitions. [2021-11-13 22:52:19,691 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 267 transitions. [2021-11-13 22:52:19,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 22:52:19,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:19,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:19,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:21,513 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:52:24,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:24,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 133 states and 289 transitions. [2021-11-13 22:52:24,732 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 289 transitions. [2021-11-13 22:52:24,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 22:52:24,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:24,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:24,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:26,618 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:52:29,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:29,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 138 states and 295 transitions. [2021-11-13 22:52:29,855 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 295 transitions. [2021-11-13 22:52:29,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:52:29,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:29,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:29,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:30,143 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:52:31,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:31,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 143 states and 318 transitions. [2021-11-13 22:52:31,762 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 318 transitions. [2021-11-13 22:52:31,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:52:31,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:31,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:32,609 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:52:33,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:33,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 146 states and 321 transitions. [2021-11-13 22:52:33,438 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 321 transitions. [2021-11-13 22:52:33,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 22:52:33,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:33,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:33,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:35,789 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:52:39,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:39,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 151 states and 345 transitions. [2021-11-13 22:52:39,846 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 345 transitions. [2021-11-13 22:52:39,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 22:52:39,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:39,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:39,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:42,466 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:52:46,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:46,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 156 states and 351 transitions. [2021-11-13 22:52:46,602 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 351 transitions. [2021-11-13 22:52:46,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 22:52:46,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:46,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:46,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:46,939 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:52:48,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:48,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 161 states and 376 transitions. [2021-11-13 22:52:48,940 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 376 transitions. [2021-11-13 22:52:48,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 22:52:48,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:48,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:48,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:49,943 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:52:50,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:50,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 164 states and 379 transitions. [2021-11-13 22:52:50,899 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 379 transitions. [2021-11-13 22:52:50,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 22:52:50,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:50,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:50,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:52:53,938 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:52:58,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:52:58,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 169 states and 405 transitions. [2021-11-13 22:52:58,780 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 405 transitions. [2021-11-13 22:52:58,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 22:52:58,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:52:58,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:52:58,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:02,040 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:53:07,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:07,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 174 states and 411 transitions. [2021-11-13 22:53:07,168 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 411 transitions. [2021-11-13 22:53:07,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 22:53:07,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:07,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:07,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:07,524 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:53:09,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:09,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 179 states and 438 transitions. [2021-11-13 22:53:09,592 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 438 transitions. [2021-11-13 22:53:09,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 22:53:09,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:09,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:09,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:10,854 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:53:11,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:11,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 182 states and 441 transitions. [2021-11-13 22:53:11,998 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 441 transitions. [2021-11-13 22:53:11,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 22:53:11,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:11,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:12,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:15,674 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:53:21,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:21,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 187 states and 469 transitions. [2021-11-13 22:53:21,492 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 469 transitions. [2021-11-13 22:53:21,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 22:53:21,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:21,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:21,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:25,631 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:53:31,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:31,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 192 states and 475 transitions. [2021-11-13 22:53:31,762 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 475 transitions. [2021-11-13 22:53:31,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 22:53:31,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:31,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:31,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:32,233 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:53:34,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:34,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 197 states and 504 transitions. [2021-11-13 22:53:34,667 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 504 transitions. [2021-11-13 22:53:34,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 22:53:34,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:34,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:34,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:36,475 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:53:37,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:37,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 200 states and 507 transitions. [2021-11-13 22:53:37,778 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 507 transitions. [2021-11-13 22:53:37,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 22:53:37,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:37,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:37,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:42,523 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:53:49,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:53:49,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 205 states and 537 transitions. [2021-11-13 22:53:49,491 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 537 transitions. [2021-11-13 22:53:49,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 22:53:49,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:53:49,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:53:49,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:53:54,305 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:54:01,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:54:01,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 210 states and 543 transitions. [2021-11-13 22:54:01,343 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 543 transitions. [2021-11-13 22:54:01,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 22:54:01,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:54:01,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:54:01,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:54:02,057 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:54:04,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:54:04,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 215 states and 574 transitions. [2021-11-13 22:54:04,770 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 574 transitions. [2021-11-13 22:54:04,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 22:54:04,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:54:04,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:54:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:54:06,821 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 330 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:54:08,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:54:08,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 218 states and 577 transitions. [2021-11-13 22:54:08,255 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 577 transitions. [2021-11-13 22:54:08,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 22:54:08,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:54:08,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:54:08,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:54:13,950 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:54:22,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:54:22,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 223 states and 609 transitions. [2021-11-13 22:54:22,109 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 609 transitions. [2021-11-13 22:54:22,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 22:54:22,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:54:22,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:54:22,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:54:28,093 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:54:36,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:54:36,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 228 states and 615 transitions. [2021-11-13 22:54:36,601 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 615 transitions. [2021-11-13 22:54:36,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 22:54:36,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:54:36,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:54:36,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:54:37,179 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:54:40,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:54:40,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 233 states and 648 transitions. [2021-11-13 22:54:40,208 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 648 transitions. [2021-11-13 22:54:40,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 22:54:40,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:54:40,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:54:40,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:54:42,547 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:54:43,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:54:43,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 236 states and 651 transitions. [2021-11-13 22:54:43,952 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 651 transitions. [2021-11-13 22:54:43,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 22:54:43,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:54:43,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:54:43,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:54:50,839 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:00,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:00,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 241 states and 685 transitions. [2021-11-13 22:55:00,415 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 685 transitions. [2021-11-13 22:55:00,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 22:55:00,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:00,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:07,745 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:17,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:17,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 246 states and 691 transitions. [2021-11-13 22:55:17,592 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 691 transitions. [2021-11-13 22:55:17,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 22:55:17,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:17,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:17,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:18,219 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:21,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:21,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 251 states and 726 transitions. [2021-11-13 22:55:21,673 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 726 transitions. [2021-11-13 22:55:21,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 22:55:21,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:21,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:24,841 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:26,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:26,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 254 states and 729 transitions. [2021-11-13 22:55:26,447 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 729 transitions. [2021-11-13 22:55:26,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 22:55:26,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:26,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:26,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:34,419 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 483 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:45,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:45,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 259 states and 765 transitions. [2021-11-13 22:55:45,641 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 765 transitions. [2021-11-13 22:55:45,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 22:55:45,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:45,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:45,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:54,279 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:06,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:06,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 264 states and 771 transitions. [2021-11-13 22:56:06,002 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 771 transitions. [2021-11-13 22:56:06,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-13 22:56:06,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:06,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:06,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:06,706 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:10,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:10,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 269 states and 808 transitions. [2021-11-13 22:56:10,348 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 808 transitions. [2021-11-13 22:56:10,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 22:56:10,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:10,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:10,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:13,758 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:15,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:15,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 272 states and 811 transitions. [2021-11-13 22:56:15,438 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 811 transitions. [2021-11-13 22:56:15,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 22:56:15,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:15,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:15,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:24,805 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:37,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:37,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 277 states and 849 transitions. [2021-11-13 22:56:37,398 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 849 transitions. [2021-11-13 22:56:37,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-13 22:56:37,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:37,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:37,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:47,713 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:00,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:00,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 282 states and 855 transitions. [2021-11-13 22:57:00,809 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 855 transitions. [2021-11-13 22:57:00,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 22:57:00,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:00,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:00,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:01,482 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:05,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:05,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 287 states and 894 transitions. [2021-11-13 22:57:05,517 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 894 transitions. [2021-11-13 22:57:05,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-13 22:57:05,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:05,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:05,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:09,339 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 600 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:11,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:11,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 290 states and 897 transitions. [2021-11-13 22:57:11,197 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 897 transitions. [2021-11-13 22:57:11,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 22:57:11,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:11,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:11,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:22,472 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 632 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:37,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:37,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 295 states and 937 transitions. [2021-11-13 22:57:37,875 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 937 transitions. [2021-11-13 22:57:37,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 22:57:37,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:37,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:37,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:50,409 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 648 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:07,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:07,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 300 states and 943 transitions. [2021-11-13 22:58:07,419 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 943 transitions. [2021-11-13 22:58:07,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-13 22:58:07,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:07,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:07,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:08,180 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 664 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:12,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:12,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 305 states and 984 transitions. [2021-11-13 22:58:12,627 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 984 transitions. [2021-11-13 22:58:12,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-13 22:58:12,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:12,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:12,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:17,403 INFO L134 CoverageAnalysis]: Checked inductivity of 680 backedges. 680 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:19,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:19,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 308 states and 987 transitions. [2021-11-13 22:58:19,566 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 987 transitions. [2021-11-13 22:58:19,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-13 22:58:19,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:19,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:19,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:32,208 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 0 proven. 714 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:48,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:48,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 313 states and 1029 transitions. [2021-11-13 22:58:48,718 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 1029 transitions. [2021-11-13 22:58:48,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-13 22:58:48,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:48,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:48,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:01,789 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:18,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:18,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 318 states and 1035 transitions. [2021-11-13 22:59:18,850 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 1035 transitions. [2021-11-13 22:59:18,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-13 22:59:18,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:18,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:19,599 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 748 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:24,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:24,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 323 states and 1078 transitions. [2021-11-13 22:59:24,381 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 1078 transitions. [2021-11-13 22:59:24,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-13 22:59:24,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:24,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:24,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:29,455 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 765 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:31,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:31,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 326 states and 1081 transitions. [2021-11-13 22:59:31,741 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 1081 transitions. [2021-11-13 22:59:31,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-13 22:59:31,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:31,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:31,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:45,318 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 0 proven. 801 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:03,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:03,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 331 states and 1125 transitions. [2021-11-13 23:00:03,333 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 1125 transitions. [2021-11-13 23:00:03,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-13 23:00:03,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:03,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:03,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:17,364 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 819 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:36,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:36,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 336 states and 1131 transitions. [2021-11-13 23:00:36,169 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 1131 transitions. [2021-11-13 23:00:36,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-13 23:00:36,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:36,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:36,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:36,962 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:41,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:41,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 341 states and 1176 transitions. [2021-11-13 23:00:41,843 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 1176 transitions. [2021-11-13 23:00:41,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-13 23:00:41,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:41,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:41,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:47,949 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 855 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:50,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:50,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 344 states and 1179 transitions. [2021-11-13 23:00:50,472 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 1179 transitions. [2021-11-13 23:00:50,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-13 23:00:50,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:50,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:50,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:06,344 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 0 proven. 893 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:27,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:27,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 349 states and 1225 transitions. [2021-11-13 23:01:27,695 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 1225 transitions. [2021-11-13 23:01:27,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-13 23:01:27,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:27,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:46,157 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 912 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:10,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:10,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 354 states and 1231 transitions. [2021-11-13 23:02:10,647 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 1231 transitions. [2021-11-13 23:02:10,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-13 23:02:10,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:10,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:10,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:11,719 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:18,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:18,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 359 states and 1278 transitions. [2021-11-13 23:02:18,300 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 1278 transitions. [2021-11-13 23:02:18,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-13 23:02:18,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:18,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:26,738 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 950 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.