./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/heap-data/running_example.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f014f0a3-87f0-4d64-8303-b22bd867a8a1/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f014f0a3-87f0-4d64-8303-b22bd867a8a1/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f014f0a3-87f0-4d64-8303-b22bd867a8a1/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f014f0a3-87f0-4d64-8303-b22bd867a8a1/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/heap-data/running_example.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f014f0a3-87f0-4d64-8303-b22bd867a8a1/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f014f0a3-87f0-4d64-8303-b22bd867a8a1/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 318c7aa22aeecc0174739978e9fb15d261281003454726c8705d95a97106063f --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:10:40,886 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:10:40,888 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:10:40,943 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:10:40,944 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:10:40,948 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:10:40,950 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:10:40,954 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:10:40,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:10:40,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:10:40,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:10:40,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:10:40,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:10:40,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:10:40,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:10:40,974 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:10:40,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:10:40,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:10:40,979 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:10:40,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:10:40,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:10:40,989 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:10:40,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:10:40,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:10:41,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:10:41,002 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:10:41,003 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:10:41,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:10:41,005 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:10:41,006 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:10:41,007 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:10:41,008 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:10:41,010 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:10:41,011 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:10:41,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:10:41,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:10:41,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:10:41,014 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:10:41,014 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:10:41,015 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:10:41,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:10:41,017 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f014f0a3-87f0-4d64-8303-b22bd867a8a1/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 06:10:41,056 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:10:41,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:10:41,058 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:10:41,058 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:10:41,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:10:41,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:10:41,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:10:41,059 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:10:41,060 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:10:41,060 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:10:41,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:10:41,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:10:41,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:10:41,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:10:41,062 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:10:41,062 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:10:41,062 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:10:41,063 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:10:41,063 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:10:41,063 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:10:41,063 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:10:41,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:10:41,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:10:41,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:10:41,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:10:41,065 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:10:41,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:10:41,065 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:10:41,065 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_f014f0a3-87f0-4d64-8303-b22bd867a8a1/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f014f0a3-87f0-4d64-8303-b22bd867a8a1/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 318c7aa22aeecc0174739978e9fb15d261281003454726c8705d95a97106063f [2021-11-25 06:10:41,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:10:41,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:10:41,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:10:41,430 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:10:41,430 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:10:41,432 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f014f0a3-87f0-4d64-8303-b22bd867a8a1/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/heap-data/running_example.i [2021-11-25 06:10:41,508 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f014f0a3-87f0-4d64-8303-b22bd867a8a1/bin/ukojak-d1pc8ZmBRL/data/7dd2d80f3/eeb73c8422904654baf4d141646c6de3/FLAG0b71b2b68 [2021-11-25 06:10:42,120 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:10:42,121 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f014f0a3-87f0-4d64-8303-b22bd867a8a1/sv-benchmarks/c/heap-data/running_example.i [2021-11-25 06:10:42,143 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f014f0a3-87f0-4d64-8303-b22bd867a8a1/bin/ukojak-d1pc8ZmBRL/data/7dd2d80f3/eeb73c8422904654baf4d141646c6de3/FLAG0b71b2b68 [2021-11-25 06:10:42,379 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f014f0a3-87f0-4d64-8303-b22bd867a8a1/bin/ukojak-d1pc8ZmBRL/data/7dd2d80f3/eeb73c8422904654baf4d141646c6de3 [2021-11-25 06:10:42,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:10:42,385 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:10:42,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:10:42,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:10:42,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:10:42,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:10:42" (1/1) ... [2021-11-25 06:10:42,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@701a65a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:42, skipping insertion in model container [2021-11-25 06:10:42,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:10:42" (1/1) ... [2021-11-25 06:10:42,402 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:10:42,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:10:42,790 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f014f0a3-87f0-4d64-8303-b22bd867a8a1/sv-benchmarks/c/heap-data/running_example.i[23610,23623] [2021-11-25 06:10:42,795 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:10:42,803 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:10:42,843 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f014f0a3-87f0-4d64-8303-b22bd867a8a1/sv-benchmarks/c/heap-data/running_example.i[23610,23623] [2021-11-25 06:10:42,856 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:10:42,893 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:10:42,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:42 WrapperNode [2021-11-25 06:10:42,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:10:42,896 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:10:42,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:10:42,898 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:10:42,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:42" (1/1) ... [2021-11-25 06:10:42,933 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:42" (1/1) ... [2021-11-25 06:10:42,960 INFO L137 Inliner]: procedures = 121, calls = 21, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 72 [2021-11-25 06:10:42,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:10:42,962 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:10:42,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:10:42,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:10:42,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:42" (1/1) ... [2021-11-25 06:10:42,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:42" (1/1) ... [2021-11-25 06:10:42,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:42" (1/1) ... [2021-11-25 06:10:42,985 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:42" (1/1) ... [2021-11-25 06:10:42,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:42" (1/1) ... [2021-11-25 06:10:42,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:42" (1/1) ... [2021-11-25 06:10:42,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:42" (1/1) ... [2021-11-25 06:10:43,001 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:10:43,002 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:10:43,002 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:10:43,002 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:10:43,003 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:42" (1/1) ... [2021-11-25 06:10:43,010 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:10:43,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f014f0a3-87f0-4d64-8303-b22bd867a8a1/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:10:43,034 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f014f0a3-87f0-4d64-8303-b22bd867a8a1/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:10:43,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f014f0a3-87f0-4d64-8303-b22bd867a8a1/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:10:43,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:10:43,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:10:43,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 06:10:43,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:10:43,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 06:10:43,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 06:10:43,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:10:43,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:10:43,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:10:43,240 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:10:43,241 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:10:43,473 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:10:43,527 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:10:43,533 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-25 06:10:43,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:10:43 BoogieIcfgContainer [2021-11-25 06:10:43,536 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:10:43,537 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:10:43,538 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:10:43,549 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:10:43,549 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:10:43" (1/1) ... [2021-11-25 06:10:43,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:10:43,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:43,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2021-11-25 06:10:43,655 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2021-11-25 06:10:43,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 06:10:43,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:43,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:43,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:43,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:43,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:43,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2021-11-25 06:10:43,897 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2021-11-25 06:10:43,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:10:43,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:43,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:43,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:44,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:44,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:44,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2021-11-25 06:10:44,187 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2021-11-25 06:10:44,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:10:44,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:44,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:44,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:44,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:44,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:44,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 22 states and 38 transitions. [2021-11-25 06:10:44,595 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 38 transitions. [2021-11-25 06:10:44,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:10:44,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:44,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:44,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:44,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:45,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:45,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 30 states and 55 transitions. [2021-11-25 06:10:45,689 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 55 transitions. [2021-11-25 06:10:45,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:10:45,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:45,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:45,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:45,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:10:45,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:45,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 31 states and 59 transitions. [2021-11-25 06:10:45,821 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 59 transitions. [2021-11-25 06:10:45,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:10:45,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:45,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:45,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:45,977 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:46,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:46,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 35 states and 73 transitions. [2021-11-25 06:10:46,460 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 73 transitions. [2021-11-25 06:10:46,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:10:46,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:46,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:46,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:46,714 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:48,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:48,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 41 states and 90 transitions. [2021-11-25 06:10:48,011 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 90 transitions. [2021-11-25 06:10:48,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:10:48,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:48,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:48,121 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:48,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:48,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 42 states and 92 transitions. [2021-11-25 06:10:48,353 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 92 transitions. [2021-11-25 06:10:48,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:10:48,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:48,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:48,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:48,374 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:10:48,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:48,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 43 states and 92 transitions. [2021-11-25 06:10:48,586 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 92 transitions. [2021-11-25 06:10:48,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:10:48,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:48,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:48,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:48,812 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:49,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:49,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 44 states and 93 transitions. [2021-11-25 06:10:49,134 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 93 transitions. [2021-11-25 06:10:49,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:10:49,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:49,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:49,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:49,210 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:10:49,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:49,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 45 states and 94 transitions. [2021-11-25 06:10:49,395 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 94 transitions. [2021-11-25 06:10:49,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:10:49,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:49,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:50,090 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:52,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:52,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 57 states and 128 transitions. [2021-11-25 06:10:52,560 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 128 transitions. [2021-11-25 06:10:52,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:10:52,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:52,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:52,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:53,231 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:56,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:56,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 66 states and 154 transitions. [2021-11-25 06:10:56,145 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 154 transitions. [2021-11-25 06:10:56,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:10:56,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:56,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:56,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:56,556 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:57,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:57,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 68 states and 160 transitions. [2021-11-25 06:10:57,315 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 160 transitions. [2021-11-25 06:10:57,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:10:57,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:57,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:57,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:57,653 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:58,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:58,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 72 states and 177 transitions. [2021-11-25 06:10:58,859 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 177 transitions. [2021-11-25 06:10:58,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:10:58,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:58,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:59,161 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:59,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:59,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 75 states and 185 transitions. [2021-11-25 06:10:59,782 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 185 transitions. [2021-11-25 06:10:59,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:10:59,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:59,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:59,807 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 06:11:00,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:00,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 76 states and 185 transitions. [2021-11-25 06:11:00,169 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 185 transitions. [2021-11-25 06:11:00,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:11:00,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:00,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:00,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:00,615 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:02,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:02,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 82 states and 202 transitions. [2021-11-25 06:11:02,584 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 202 transitions. [2021-11-25 06:11:02,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:11:02,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:02,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:02,709 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:03,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:03,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 83 states and 207 transitions. [2021-11-25 06:11:03,051 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 207 transitions. [2021-11-25 06:11:03,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:11:03,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:03,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:03,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:04,194 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:08,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:08,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 92 states and 235 transitions. [2021-11-25 06:11:08,430 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 235 transitions. [2021-11-25 06:11:08,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:11:08,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:08,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:08,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:09,203 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:11,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:11,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 95 states and 243 transitions. [2021-11-25 06:11:11,251 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 243 transitions. [2021-11-25 06:11:11,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:11:11,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:11,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:11,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:12,035 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:11:15,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:15,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 103 states and 279 transitions. [2021-11-25 06:11:15,738 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 279 transitions. [2021-11-25 06:11:15,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:11:15,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:15,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:15,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:15,902 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:11:16,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:16,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 104 states and 279 transitions. [2021-11-25 06:11:16,258 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 279 transitions. [2021-11-25 06:11:16,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:11:16,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:16,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:16,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:16,805 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:18,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:18,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 109 states and 303 transitions. [2021-11-25 06:11:18,675 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 303 transitions. [2021-11-25 06:11:18,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:11:18,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:18,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:18,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:18,787 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:11:19,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:19,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 111 states and 308 transitions. [2021-11-25 06:11:19,395 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 308 transitions. [2021-11-25 06:11:19,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:11:19,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:19,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:19,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:20,030 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:24,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:24,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 119 states and 332 transitions. [2021-11-25 06:11:24,127 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 332 transitions. [2021-11-25 06:11:24,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:11:24,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:24,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:24,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:26,338 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:29,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:29,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 123 states and 345 transitions. [2021-11-25 06:11:29,622 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 345 transitions. [2021-11-25 06:11:29,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:11:29,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:29,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:29,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:30,696 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:32,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:32,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 126 states and 351 transitions. [2021-11-25 06:11:32,747 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 351 transitions. [2021-11-25 06:11:32,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:11:32,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:32,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:32,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:32,894 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:34,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:34,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 129 states and 356 transitions. [2021-11-25 06:11:34,083 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 356 transitions. [2021-11-25 06:11:34,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:11:34,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:34,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:34,331 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:11:36,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:36,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 132 states and 367 transitions. [2021-11-25 06:11:36,201 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 367 transitions. [2021-11-25 06:11:36,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:11:36,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:36,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:36,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:37,781 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:41,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:41,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 138 states and 385 transitions. [2021-11-25 06:11:41,407 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 385 transitions. [2021-11-25 06:11:41,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:11:41,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:41,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:41,673 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:42,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:42,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 139 states and 389 transitions. [2021-11-25 06:11:42,209 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 389 transitions. [2021-11-25 06:11:42,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:11:42,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:42,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:42,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:43,147 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:11:44,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:44,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 140 states and 390 transitions. [2021-11-25 06:11:44,706 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 390 transitions. [2021-11-25 06:11:44,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:11:44,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:44,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:44,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:45,398 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 06:11:47,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:47,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 143 states and 395 transitions. [2021-11-25 06:11:47,301 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 395 transitions. [2021-11-25 06:11:47,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:11:47,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:47,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:47,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:48,161 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:11:49,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:49,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 144 states and 400 transitions. [2021-11-25 06:11:49,706 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 400 transitions. [2021-11-25 06:11:49,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:11:49,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:49,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:49,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:51,793 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:59,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:59,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 153 states and 444 transitions. [2021-11-25 06:11:59,728 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 444 transitions. [2021-11-25 06:11:59,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:11:59,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:59,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:59,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:01,325 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:03,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:03,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 154 states and 449 transitions. [2021-11-25 06:12:03,349 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 449 transitions. [2021-11-25 06:12:03,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:12:03,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:03,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:03,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:05,175 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:08,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:08,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 157 states and 483 transitions. [2021-11-25 06:12:08,596 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 483 transitions. [2021-11-25 06:12:08,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:12:08,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:08,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:08,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:10,084 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:12:13,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:13,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 160 states and 492 transitions. [2021-11-25 06:12:13,212 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 492 transitions. [2021-11-25 06:12:13,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:12:13,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:13,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:13,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:14,002 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 2 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:16,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:16,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 163 states and 500 transitions. [2021-11-25 06:12:16,426 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 500 transitions. [2021-11-25 06:12:16,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:12:16,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:16,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:16,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:16,584 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 2 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:17,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:17,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 164 states and 506 transitions. [2021-11-25 06:12:17,201 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 506 transitions. [2021-11-25 06:12:17,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:12:17,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:17,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:17,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:19,946 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:28,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:28,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 172 states and 549 transitions. [2021-11-25 06:12:28,816 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 549 transitions. [2021-11-25 06:12:28,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:12:28,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:28,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:28,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:31,324 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:34,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:34,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 175 states and 561 transitions. [2021-11-25 06:12:34,127 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 561 transitions. [2021-11-25 06:12:34,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:12:34,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:34,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:34,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:35,971 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:41,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:41,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 181 states and 601 transitions. [2021-11-25 06:12:41,927 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 601 transitions. [2021-11-25 06:12:41,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:12:41,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:41,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:41,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:43,226 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:44,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:44,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 182 states and 606 transitions. [2021-11-25 06:12:44,088 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 606 transitions. [2021-11-25 06:12:44,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:12:44,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:44,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:44,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:45,378 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:48,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:48,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 186 states and 630 transitions. [2021-11-25 06:12:48,836 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 630 transitions. [2021-11-25 06:12:48,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:12:48,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:48,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:48,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:50,617 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:56,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:56,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 191 states and 661 transitions. [2021-11-25 06:12:56,748 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 661 transitions. [2021-11-25 06:12:56,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:12:56,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:56,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:56,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:57,756 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:12:59,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:59,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 192 states and 661 transitions. [2021-11-25 06:12:59,131 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 661 transitions. [2021-11-25 06:12:59,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:12:59,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:59,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:59,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:59,161 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 06:13:05,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:05,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 197 states and 680 transitions. [2021-11-25 06:13:05,061 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 680 transitions. [2021-11-25 06:13:05,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:13:05,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:05,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:05,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:05,085 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 06:13:06,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:06,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 199 states and 688 transitions. [2021-11-25 06:13:06,216 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 688 transitions. [2021-11-25 06:13:06,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:13:06,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:06,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:06,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:07,442 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:13:11,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:11,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 203 states and 716 transitions. [2021-11-25 06:13:11,736 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 716 transitions. [2021-11-25 06:13:11,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:13:11,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:11,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:11,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:13,636 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 3 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:13:21,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:21,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 210 states and 740 transitions. [2021-11-25 06:13:21,373 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 740 transitions. [2021-11-25 06:13:21,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:13:21,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:21,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:23,117 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:13:27,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:27,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 213 states and 748 transitions. [2021-11-25 06:13:27,784 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 748 transitions. [2021-11-25 06:13:27,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:13:27,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:27,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:27,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:29,241 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:13:33,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:33,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 216 states and 762 transitions. [2021-11-25 06:13:33,004 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 762 transitions. [2021-11-25 06:13:33,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:13:33,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:33,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:33,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:34,403 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:13:37,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:37,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 217 states and 777 transitions. [2021-11-25 06:13:37,166 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 777 transitions. [2021-11-25 06:13:37,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:13:37,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:37,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:38,910 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:13:43,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:43,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 220 states and 787 transitions. [2021-11-25 06:13:43,431 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 787 transitions. [2021-11-25 06:13:43,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:13:43,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:43,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:43,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:45,495 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:13:48,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:48,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 221 states and 787 transitions. [2021-11-25 06:13:48,901 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 787 transitions. [2021-11-25 06:13:48,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:13:48,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:48,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:48,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:49,917 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:13:52,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:52,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 223 states and 792 transitions. [2021-11-25 06:13:52,293 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 792 transitions. [2021-11-25 06:13:52,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:13:52,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:52,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:52,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:52,599 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:13:53,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:53,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 225 states and 795 transitions. [2021-11-25 06:13:53,929 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 795 transitions. [2021-11-25 06:13:53,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:13:53,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:53,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:53,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:55,212 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:13:58,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:58,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 228 states and 813 transitions. [2021-11-25 06:13:58,891 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 813 transitions. [2021-11-25 06:13:58,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:13:58,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:58,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:58,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:59,046 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:14:00,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:00,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 229 states and 817 transitions. [2021-11-25 06:14:00,064 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 817 transitions. [2021-11-25 06:14:00,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:14:00,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:00,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:00,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:03,155 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:14:08,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:08,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 231 states and 828 transitions. [2021-11-25 06:14:08,532 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 828 transitions. [2021-11-25 06:14:08,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:14:08,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:08,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:08,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:10,434 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:14:14,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:14,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 234 states and 832 transitions. [2021-11-25 06:14:14,414 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 832 transitions. [2021-11-25 06:14:14,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:14:14,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:14,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:14,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:17,849 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:14:26,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:26,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 241 states and 851 transitions. [2021-11-25 06:14:26,849 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 851 transitions. [2021-11-25 06:14:26,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:14:26,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:26,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:28,609 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:14:30,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:30,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 242 states and 856 transitions. [2021-11-25 06:14:30,610 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 856 transitions. [2021-11-25 06:14:30,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:14:30,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:30,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:31,358 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:14:35,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:35,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 245 states and 880 transitions. [2021-11-25 06:14:35,843 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 880 transitions. [2021-11-25 06:14:35,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:14:35,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:35,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:35,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:37,212 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:14:41,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:41,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 248 states and 889 transitions. [2021-11-25 06:14:41,182 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 889 transitions. [2021-11-25 06:14:41,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:14:41,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:41,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:41,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:44,106 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:14:50,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:50,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 251 states and 907 transitions. [2021-11-25 06:14:50,153 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 907 transitions. [2021-11-25 06:14:50,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:14:50,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:50,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:50,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:52,379 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:14:57,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:57,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 255 states and 927 transitions. [2021-11-25 06:14:57,919 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 927 transitions. [2021-11-25 06:14:57,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:14:57,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:57,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:58,041 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 06:14:59,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:59,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 256 states and 927 transitions. [2021-11-25 06:14:59,556 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 927 transitions. [2021-11-25 06:14:59,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:14:59,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:59,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:59,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:01,486 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:15:04,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:04,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 258 states and 930 transitions. [2021-11-25 06:15:04,691 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 930 transitions. [2021-11-25 06:15:04,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:15:04,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:04,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:04,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:05,016 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:15:06,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:06,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 260 states and 937 transitions. [2021-11-25 06:15:06,491 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 937 transitions. [2021-11-25 06:15:06,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:15:06,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:06,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:06,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat