./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2c_insert_equal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e99d4f8-483c-41b1-bb11-4a5a7806775a/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e99d4f8-483c-41b1-bb11-4a5a7806775a/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_7e99d4f8-483c-41b1-bb11-4a5a7806775a/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e99d4f8-483c-41b1-bb11-4a5a7806775a/bin/ukojak-2xVlg8857e/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2c_insert_equal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e99d4f8-483c-41b1-bb11-4a5a7806775a/bin/ukojak-2xVlg8857e/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e99d4f8-483c-41b1-bb11-4a5a7806775a/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8eaca07dd267d84d5b5f55ad6096951e873362e33b975be77e0f552bdb4e3bcb --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:30:30,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:30:30,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:30:30,144 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:30:30,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:30:30,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:30:30,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:30:30,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:30:30,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:30:30,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:30:30,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:30:30,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:30:30,158 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:30:30,160 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:30:30,161 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:30:30,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:30:30,165 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:30:30,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:30:30,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:30:30,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:30:30,174 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:30:30,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:30:30,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:30:30,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:30:30,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:30:30,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:30:30,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:30:30,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:30:30,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:30:30,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:30:30,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:30:30,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:30:30,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:30:30,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:30:30,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:30:30,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:30:30,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:30:30,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:30:30,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:30:30,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:30:30,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:30:30,197 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e99d4f8-483c-41b1-bb11-4a5a7806775a/bin/ukojak-2xVlg8857e/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-13 23:30:30,223 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:30:30,224 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:30:30,225 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:30:30,225 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:30:30,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:30:30,226 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:30:30,226 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:30:30,226 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:30:30,227 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:30:30,227 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:30:30,227 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-13 23:30:30,227 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-13 23:30:30,227 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-13 23:30:30,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:30:30,228 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:30:30,228 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:30:30,228 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:30:30,229 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:30:30,229 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:30:30,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:30:30,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:30:30,230 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:30:30,230 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:30:30,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:30:30,230 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_7e99d4f8-483c-41b1-bb11-4a5a7806775a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e99d4f8-483c-41b1-bb11-4a5a7806775a/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8eaca07dd267d84d5b5f55ad6096951e873362e33b975be77e0f552bdb4e3bcb [2021-11-13 23:30:30,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:30:30,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:30:30,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:30:30,579 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:30:30,580 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:30:30,582 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e99d4f8-483c-41b1-bb11-4a5a7806775a/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/list-simple/sll2c_insert_equal.i [2021-11-13 23:30:30,658 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e99d4f8-483c-41b1-bb11-4a5a7806775a/bin/ukojak-2xVlg8857e/data/fd2720223/326dede3d1834ef0b992ac01ab2093a7/FLAG2408d2a68 [2021-11-13 23:30:31,268 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:30:31,269 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e99d4f8-483c-41b1-bb11-4a5a7806775a/sv-benchmarks/c/list-simple/sll2c_insert_equal.i [2021-11-13 23:30:31,294 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e99d4f8-483c-41b1-bb11-4a5a7806775a/bin/ukojak-2xVlg8857e/data/fd2720223/326dede3d1834ef0b992ac01ab2093a7/FLAG2408d2a68 [2021-11-13 23:30:31,541 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e99d4f8-483c-41b1-bb11-4a5a7806775a/bin/ukojak-2xVlg8857e/data/fd2720223/326dede3d1834ef0b992ac01ab2093a7 [2021-11-13 23:30:31,544 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:30:31,546 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:30:31,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:30:31,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:30:31,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:30:31,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:30:31" (1/1) ... [2021-11-13 23:30:31,557 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51d1fdd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:31, skipping insertion in model container [2021-11-13 23:30:31,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:30:31" (1/1) ... [2021-11-13 23:30:31,564 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:30:31,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:30:31,986 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_7e99d4f8-483c-41b1-bb11-4a5a7806775a/sv-benchmarks/c/list-simple/sll2c_insert_equal.i[24601,24614] [2021-11-13 23:30:31,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:30:31,996 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:30:32,040 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_7e99d4f8-483c-41b1-bb11-4a5a7806775a/sv-benchmarks/c/list-simple/sll2c_insert_equal.i[24601,24614] [2021-11-13 23:30:32,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:30:32,072 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:30:32,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:32 WrapperNode [2021-11-13 23:30:32,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:30:32,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:30:32,074 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:30:32,074 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:30:32,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:32" (1/1) ... [2021-11-13 23:30:32,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:32" (1/1) ... [2021-11-13 23:30:32,124 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:30:32,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:30:32,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:30:32,125 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:30:32,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:32" (1/1) ... [2021-11-13 23:30:32,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:32" (1/1) ... [2021-11-13 23:30:32,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:32" (1/1) ... [2021-11-13 23:30:32,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:32" (1/1) ... [2021-11-13 23:30:32,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:32" (1/1) ... [2021-11-13 23:30:32,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:32" (1/1) ... [2021-11-13 23:30:32,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:32" (1/1) ... [2021-11-13 23:30:32,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:30:32,160 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:30:32,160 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:30:32,160 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:30:32,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:32" (1/1) ... [2021-11-13 23:30:32,185 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:30:32,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e99d4f8-483c-41b1-bb11-4a5a7806775a/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:30:32,217 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e99d4f8-483c-41b1-bb11-4a5a7806775a/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:30:32,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e99d4f8-483c-41b1-bb11-4a5a7806775a/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:30:32,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 23:30:32,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:30:32,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 23:30:32,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 23:30:32,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:30:32,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 23:30:32,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:30:32,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-13 23:30:32,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:30:32,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:30:32,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:30:32,975 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:30:32,976 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-13 23:30:32,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:30:32 BoogieIcfgContainer [2021-11-13 23:30:32,979 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:30:32,980 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:30:32,980 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:30:32,990 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:30:32,990 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:30:32" (1/1) ... [2021-11-13 23:30:32,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:30:33,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:33,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 113 states and 125 transitions. [2021-11-13 23:30:33,055 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 125 transitions. [2021-11-13 23:30:33,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:30:33,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:33,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:33,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:33,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:33,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:33,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 112 states and 124 transitions. [2021-11-13 23:30:33,293 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 124 transitions. [2021-11-13 23:30:33,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:30:33,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:33,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:33,397 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 23:30:33,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:33,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 111 states and 123 transitions. [2021-11-13 23:30:33,506 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 123 transitions. [2021-11-13 23:30:33,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:33,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:33,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:33,550 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 23:30:33,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:33,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 110 states and 122 transitions. [2021-11-13 23:30:33,565 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 122 transitions. [2021-11-13 23:30:33,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:33,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:33,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:33,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:33,611 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 23:30:33,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:33,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 109 states and 121 transitions. [2021-11-13 23:30:33,627 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 121 transitions. [2021-11-13 23:30:33,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:30:33,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:33,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:33,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:33,668 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 23:30:33,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:33,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 111 states and 125 transitions. [2021-11-13 23:30:33,704 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 125 transitions. [2021-11-13 23:30:33,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:30:33,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:33,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:33,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:33,784 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 23:30:33,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:33,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 113 states and 129 transitions. [2021-11-13 23:30:33,922 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 129 transitions. [2021-11-13 23:30:33,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:30:33,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:33,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:33,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:33,992 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 23:30:34,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:34,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 112 states and 128 transitions. [2021-11-13 23:30:34,030 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 128 transitions. [2021-11-13 23:30:34,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:30:34,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:34,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:34,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:34,065 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 23:30:34,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:34,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 111 states and 127 transitions. [2021-11-13 23:30:34,095 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 127 transitions. [2021-11-13 23:30:34,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:30:34,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:34,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:34,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:34,141 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 23:30:34,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:34,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 110 states and 126 transitions. [2021-11-13 23:30:34,163 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 126 transitions. [2021-11-13 23:30:34,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:30:34,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:34,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:34,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:34,208 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 23:30:34,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:34,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 111 states and 127 transitions. [2021-11-13 23:30:34,489 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 127 transitions. [2021-11-13 23:30:34,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:30:34,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:34,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:34,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:34,520 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 23:30:34,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:34,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 110 states and 126 transitions. [2021-11-13 23:30:34,537 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 126 transitions. [2021-11-13 23:30:34,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:30:34,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:34,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:34,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:34,584 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 23:30:34,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:34,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 109 states and 125 transitions. [2021-11-13 23:30:34,602 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 125 transitions. [2021-11-13 23:30:34,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:30:34,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:34,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:34,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:34,667 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 23:30:34,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:34,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 108 states and 124 transitions. [2021-11-13 23:30:34,716 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 124 transitions. [2021-11-13 23:30:34,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:30:34,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:34,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:34,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:34,821 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 23:30:35,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:35,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 107 states and 123 transitions. [2021-11-13 23:30:35,038 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 123 transitions. [2021-11-13 23:30:35,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:30:35,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:35,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:35,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:35,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:30:35,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:35,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 112 states and 132 transitions. [2021-11-13 23:30:35,726 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 132 transitions. [2021-11-13 23:30:35,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:30:35,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:35,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:35,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:35,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:30:36,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:36,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 101 states and 113 transitions. [2021-11-13 23:30:36,329 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 113 transitions. [2021-11-13 23:30:36,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:30:36,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:36,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:36,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:36,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:30:36,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:36,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 100 states and 112 transitions. [2021-11-13 23:30:36,388 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 112 transitions. [2021-11-13 23:30:36,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:30:36,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:36,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:36,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:36,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:30:36,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:36,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 99 states and 111 transitions. [2021-11-13 23:30:36,477 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 111 transitions. [2021-11-13 23:30:36,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:30:36,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:36,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:36,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:36,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:30:36,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:36,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 98 states and 110 transitions. [2021-11-13 23:30:36,547 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 110 transitions. [2021-11-13 23:30:36,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:30:36,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:36,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:36,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:36,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:38,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:38,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 109 states and 128 transitions. [2021-11-13 23:30:38,761 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 128 transitions. [2021-11-13 23:30:38,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:30:38,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:38,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:38,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:39,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:30:41,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:41,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 96 states and 108 transitions. [2021-11-13 23:30:41,698 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 108 transitions. [2021-11-13 23:30:41,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:30:41,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:41,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:41,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:42,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:44,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:44,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 98 states and 112 transitions. [2021-11-13 23:30:44,579 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 112 transitions. [2021-11-13 23:30:44,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:30:44,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:44,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:44,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:45,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:48,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:48,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 100 states and 118 transitions. [2021-11-13 23:30:48,745 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 118 transitions. [2021-11-13 23:30:48,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:30:48,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:48,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:48,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:30:49,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:49,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 103 states and 127 transitions. [2021-11-13 23:30:49,163 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 127 transitions. [2021-11-13 23:30:49,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:30:49,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:49,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:49,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:30:50,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:50,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 106 states and 136 transitions. [2021-11-13 23:30:50,528 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 136 transitions. [2021-11-13 23:30:50,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:30:50,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:50,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:50,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:50,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:30:52,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:52,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 108 states and 142 transitions. [2021-11-13 23:30:52,091 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 142 transitions. [2021-11-13 23:30:52,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:30:52,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:52,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:52,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:52,511 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:30:58,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:58,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 111 states and 155 transitions. [2021-11-13 23:30:58,585 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 155 transitions. [2021-11-13 23:30:58,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:30:58,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:58,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:58,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:58,643 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:30:59,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:59,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 112 states and 156 transitions. [2021-11-13 23:30:59,132 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 156 transitions. [2021-11-13 23:30:59,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:30:59,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:59,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:59,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:59,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:30:59,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:59,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 114 states and 160 transitions. [2021-11-13 23:30:59,206 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 160 transitions. [2021-11-13 23:30:59,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:30:59,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:59,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:59,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:59,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:31:01,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:01,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 117 states and 171 transitions. [2021-11-13 23:31:01,429 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 171 transitions. [2021-11-13 23:31:01,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:31:01,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:01,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:01,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:01,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:31:03,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:03,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 118 states and 172 transitions. [2021-11-13 23:31:03,887 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 172 transitions. [2021-11-13 23:31:03,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:31:03,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:03,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:03,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:04,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:31:07,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:07,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 121 states and 182 transitions. [2021-11-13 23:31:07,215 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 182 transitions. [2021-11-13 23:31:07,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:31:07,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:07,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:07,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:31:07,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:07,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 122 states and 184 transitions. [2021-11-13 23:31:07,843 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 184 transitions. [2021-11-13 23:31:07,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:31:07,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:07,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:07,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:07,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:31:08,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:08,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 123 states and 186 transitions. [2021-11-13 23:31:08,579 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 186 transitions. [2021-11-13 23:31:08,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:31:08,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:08,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:08,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:08,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:31:09,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:09,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 124 states and 190 transitions. [2021-11-13 23:31:09,138 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 190 transitions. [2021-11-13 23:31:09,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:31:09,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:09,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:09,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:09,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:31:09,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:09,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 125 states and 191 transitions. [2021-11-13 23:31:09,664 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 191 transitions. [2021-11-13 23:31:09,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:31:09,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:09,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:09,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:09,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:31:10,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:10,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 126 states and 194 transitions. [2021-11-13 23:31:10,292 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 194 transitions. [2021-11-13 23:31:10,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:31:10,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:10,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:10,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:10,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:31:10,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:10,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 127 states and 195 transitions. [2021-11-13 23:31:10,994 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 195 transitions. [2021-11-13 23:31:10,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:31:10,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:10,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:11,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:11,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:31:11,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:11,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 128 states and 198 transitions. [2021-11-13 23:31:11,755 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 198 transitions. [2021-11-13 23:31:11,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:31:11,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:11,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:11,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:11,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:31:12,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:12,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 129 states and 202 transitions. [2021-11-13 23:31:12,551 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 202 transitions. [2021-11-13 23:31:12,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:31:12,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:12,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:12,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:12,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:31:13,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:13,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 130 states and 203 transitions. [2021-11-13 23:31:13,244 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 203 transitions. [2021-11-13 23:31:13,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:31:13,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:13,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:13,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:13,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:31:13,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:13,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 131 states and 205 transitions. [2021-11-13 23:31:13,990 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 205 transitions. [2021-11-13 23:31:13,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:13,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:13,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:14,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:14,018 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:31:14,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:14,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 94 states and 109 transitions. [2021-11-13 23:31:14,912 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 109 transitions. [2021-11-13 23:31:14,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:14,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:14,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:14,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:15,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:31:19,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:19,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 97 states and 114 transitions. [2021-11-13 23:31:19,539 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 114 transitions. [2021-11-13 23:31:19,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:19,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:19,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:19,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:19,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:31:25,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:25,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 100 states and 119 transitions. [2021-11-13 23:31:25,418 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 119 transitions. [2021-11-13 23:31:25,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:25,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:25,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:25,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:25,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:31:26,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:26,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 100 states and 118 transitions. [2021-11-13 23:31:26,312 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 118 transitions. [2021-11-13 23:31:26,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:26,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:26,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:26,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:26,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:31:27,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:27,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 100 states and 117 transitions. [2021-11-13 23:31:27,149 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 117 transitions. [2021-11-13 23:31:27,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:27,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:27,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:27,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:27,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:31:28,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:28,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 97 states and 112 transitions. [2021-11-13 23:31:28,077 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 112 transitions. [2021-11-13 23:31:28,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:31:28,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:28,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:28,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:28,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:31:29,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:29,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 92 states and 107 transitions. [2021-11-13 23:31:29,077 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 107 transitions. [2021-11-13 23:31:29,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:31:29,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:29,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:29,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:30,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:31:36,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:36,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 95 states and 111 transitions. [2021-11-13 23:31:36,255 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 111 transitions. [2021-11-13 23:31:36,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:31:36,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:36,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:36,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:36,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:31:40,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:40,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 94 states and 110 transitions. [2021-11-13 23:31:40,049 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 110 transitions. [2021-11-13 23:31:40,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:31:40,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:40,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:40,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:40,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:31:41,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:41,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 94 states and 109 transitions. [2021-11-13 23:31:41,139 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 109 transitions. [2021-11-13 23:31:41,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:31:41,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:41,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:41,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:31:44,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:44,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 98 states and 113 transitions. [2021-11-13 23:31:44,359 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 113 transitions. [2021-11-13 23:31:44,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:31:44,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:44,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:44,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:31:45,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:45,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 84 states and 98 transitions. [2021-11-13 23:31:45,551 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 98 transitions. [2021-11-13 23:31:45,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:31:45,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:45,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:45,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:45,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:31:46,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:46,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 79 states and 93 transitions. [2021-11-13 23:31:46,577 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 93 transitions. [2021-11-13 23:31:46,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:31:46,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:46,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:46,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:46,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:31:48,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:48,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 78 states and 92 transitions. [2021-11-13 23:31:48,162 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 92 transitions. [2021-11-13 23:31:48,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:31:48,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:48,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:48,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:48,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:31:49,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:49,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 77 states and 91 transitions. [2021-11-13 23:31:49,143 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 91 transitions. [2021-11-13 23:31:49,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:31:49,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:49,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:49,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:31:58,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:58,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 82 states and 99 transitions. [2021-11-13 23:31:58,019 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 99 transitions. [2021-11-13 23:31:58,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:31:58,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:58,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:58,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:58,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:32:09,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:09,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 87 states and 107 transitions. [2021-11-13 23:32:09,638 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 107 transitions. [2021-11-13 23:32:09,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:32:09,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:09,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:09,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:09,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:32:10,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:10,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 87 states and 106 transitions. [2021-11-13 23:32:10,798 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 106 transitions. [2021-11-13 23:32:10,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:32:10,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:10,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:10,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:10,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:32:12,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:12,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 87 states and 105 transitions. [2021-11-13 23:32:12,110 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 105 transitions. [2021-11-13 23:32:12,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:32:12,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:12,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:12,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:12,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:32:13,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:13,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 84 states and 101 transitions. [2021-11-13 23:32:13,539 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 101 transitions. [2021-11-13 23:32:13,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:32:13,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:13,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:13,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:13,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:32:15,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:15,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 81 states and 97 transitions. [2021-11-13 23:32:15,049 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 97 transitions. [2021-11-13 23:32:15,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:32:15,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:15,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:15,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:20,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:37,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:37,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 87 states and 109 transitions. [2021-11-13 23:32:37,275 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 109 transitions. [2021-11-13 23:32:37,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:32:37,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:37,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:37,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:41,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:55,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:55,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 93 states and 120 transitions. [2021-11-13 23:32:55,828 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 120 transitions. [2021-11-13 23:32:55,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:32:55,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:55,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:55,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:56,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:58,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:58,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 93 states and 119 transitions. [2021-11-13 23:32:58,252 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 119 transitions. [2021-11-13 23:32:58,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:32:58,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:58,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:58,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:58,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:01,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:01,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 93 states and 118 transitions. [2021-11-13 23:33:01,009 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 118 transitions. [2021-11-13 23:33:01,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:33:01,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:01,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:01,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:01,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:03,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:03,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 91 states and 115 transitions. [2021-11-13 23:33:03,329 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 115 transitions. [2021-11-13 23:33:03,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:33:03,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:03,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:03,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:03,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:33:05,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:05,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 87 states and 108 transitions. [2021-11-13 23:33:05,979 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 108 transitions. [2021-11-13 23:33:05,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:33:05,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:05,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:05,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:06,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:33:20,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:20,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 92 states and 118 transitions. [2021-11-13 23:33:20,273 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 118 transitions. [2021-11-13 23:33:20,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:33:20,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:20,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:20,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:20,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:33:34,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:34,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 97 states and 126 transitions. [2021-11-13 23:33:34,286 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 126 transitions. [2021-11-13 23:33:34,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:33:34,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:34,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:34,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:34,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:33:36,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:36,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 97 states and 125 transitions. [2021-11-13 23:33:36,408 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 125 transitions. [2021-11-13 23:33:36,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:33:36,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:36,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:36,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:36,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:33:45,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:45,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 89 states and 109 transitions. [2021-11-13 23:33:45,119 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 109 transitions. [2021-11-13 23:33:45,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:33:45,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:45,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:45,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:33:46,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:33:46,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 81 states and 98 transitions. [2021-11-13 23:33:46,740 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 98 transitions. [2021-11-13 23:33:46,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:33:46,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:33:46,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:33:46,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:33:54,852 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 23:34:35,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:34:35,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 102 states and 133 transitions. [2021-11-13 23:34:35,409 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 133 transitions. [2021-11-13 23:34:35,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:34:35,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:34:35,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:34:35,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:34:36,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:34:38,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:34:38,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 100 states and 130 transitions. [2021-11-13 23:34:38,821 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 130 transitions. [2021-11-13 23:34:38,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:34:38,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:34:38,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:34:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:34:39,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:34:41,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:34:41,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 98 states and 127 transitions. [2021-11-13 23:34:41,712 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 127 transitions. [2021-11-13 23:34:41,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:34:41,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:34:41,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:34:41,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:34:41,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:34:43,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:34:43,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 97 states and 126 transitions. [2021-11-13 23:34:43,153 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 126 transitions. [2021-11-13 23:34:43,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:34:43,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:34:43,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:34:43,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:34:44,005 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 23:34:46,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:34:46,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 98 states and 127 transitions. [2021-11-13 23:34:46,427 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 127 transitions. [2021-11-13 23:34:46,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:34:46,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:34:46,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:34:46,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:34:52,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:35:01,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:35:01,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 100 states and 130 transitions. [2021-11-13 23:35:01,807 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 130 transitions. [2021-11-13 23:35:01,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:35:01,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:35:01,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:35:01,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:35:02,665 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 23:35:05,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:35:05,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 101 states and 131 transitions. [2021-11-13 23:35:05,093 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 131 transitions. [2021-11-13 23:35:05,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:35:05,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:35:05,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:35:05,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:35:05,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:35:09,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:35:09,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 105 states and 138 transitions. [2021-11-13 23:35:09,772 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 138 transitions. [2021-11-13 23:35:09,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:35:09,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:35:09,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:35:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:35:10,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:35:14,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:35:14,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 109 states and 145 transitions. [2021-11-13 23:35:14,863 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 145 transitions. [2021-11-13 23:35:14,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:35:14,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:35:14,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:35:14,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:35:19,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:35:43,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:35:43,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 116 states and 152 transitions. [2021-11-13 23:35:43,194 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 152 transitions. [2021-11-13 23:35:43,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:35:43,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:35:43,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:35:43,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:35:44,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:35:46,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:35:46,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 117 states and 152 transitions. [2021-11-13 23:35:46,934 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 152 transitions. [2021-11-13 23:35:46,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:35:46,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:35:46,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:35:46,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:35:52,836 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:19,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:19,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 125 states and 169 transitions. [2021-11-13 23:36:19,236 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 169 transitions. [2021-11-13 23:36:19,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:36:19,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:19,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:19,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:24,929 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:45,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:45,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 133 states and 185 transitions. [2021-11-13 23:36:45,305 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 185 transitions. [2021-11-13 23:36:45,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:36:45,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:45,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:45,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:54,778 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 23:37:38,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:38,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 144 states and 211 transitions. [2021-11-13 23:37:38,129 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 211 transitions. [2021-11-13 23:37:38,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:37:38,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:38,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:38,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:38,777 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:37:50,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:50,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 96 states and 132 transitions. [2021-11-13 23:37:50,207 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 132 transitions. [2021-11-13 23:37:50,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:37:50,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:50,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:50,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:56,892 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:46,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:46,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 106 states and 148 transitions. [2021-11-13 23:38:46,935 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 148 transitions. [2021-11-13 23:38:46,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:38:46,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:46,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:46,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:48,216 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:51,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:51,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 106 states and 147 transitions. [2021-11-13 23:38:51,679 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 147 transitions. [2021-11-13 23:38:51,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:38:51,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:51,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:51,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:52,770 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:56,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:56,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 101 states and 141 transitions. [2021-11-13 23:38:56,122 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 141 transitions. [2021-11-13 23:38:56,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:38:56,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:56,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:56,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:56,144 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:38:58,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:58,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 101 states and 140 transitions. [2021-11-13 23:38:58,382 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 140 transitions. [2021-11-13 23:38:58,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:38:58,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:58,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:58,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:58,691 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:39:00,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:00,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 102 states and 140 transitions. [2021-11-13 23:39:00,865 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 140 transitions. [2021-11-13 23:39:00,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:39:00,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:00,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:00,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:16,394 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 23:40:58,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:58,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 118 states and 169 transitions. [2021-11-13 23:40:58,355 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 169 transitions. [2021-11-13 23:40:58,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:40:58,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:58,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:58,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:12,111 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 23:42:17,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:17,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 117 states and 169 transitions. [2021-11-13 23:42:17,985 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 169 transitions. [2021-11-13 23:42:17,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:42:17,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:17,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:18,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:19,189 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 23:42:20,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:20,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 118 states and 169 transitions. [2021-11-13 23:42:20,598 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 169 transitions. [2021-11-13 23:42:20,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:42:20,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:20,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:20,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:34,583 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.