./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive/gcd02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e97822-c4d7-4eea-864d-2055b16e0cfd/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e97822-c4d7-4eea-864d-2055b16e0cfd/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_14e97822-c4d7-4eea-864d-2055b16e0cfd/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e97822-c4d7-4eea-864d-2055b16e0cfd/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive/gcd02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e97822-c4d7-4eea-864d-2055b16e0cfd/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e97822-c4d7-4eea-864d-2055b16e0cfd/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5840bf8cb045a250261e3957017079dce43a53700f7c91e31c16b36d5b980e00 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:59:59,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:59:59,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:59:59,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:59:59,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:59:59,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:59:59,184 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:59:59,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:59:59,191 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:59:59,197 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:59:59,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:59:59,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:59:59,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:59:59,203 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:59:59,205 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:59:59,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:59:59,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:59:59,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:59:59,215 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:59:59,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:59:59,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:59:59,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:59:59,233 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:59:59,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:59:59,238 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:59:59,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:59:59,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:59:59,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:59:59,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:59:59,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:59:59,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:59:59,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:59:59,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:59:59,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:59:59,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:59:59,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:59:59,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:59:59,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:59:59,252 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:59:59,253 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:59:59,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:59:59,254 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e97822-c4d7-4eea-864d-2055b16e0cfd/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 23:59:59,295 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:59:59,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:59:59,296 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:59:59,297 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:59:59,297 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:59:59,298 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:59:59,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:59:59,298 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:59:59,298 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:59:59,299 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:59:59,300 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:59:59,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:59:59,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:59:59,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:59:59,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:59:59,307 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:59:59,307 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:59:59,308 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:59:59,308 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:59:59,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:59:59,308 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:59:59,308 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:59:59,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:59:59,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:59:59,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:59:59,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:59:59,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:59:59,310 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:59:59,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:59:59,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:59:59,311 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_14e97822-c4d7-4eea-864d-2055b16e0cfd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e97822-c4d7-4eea-864d-2055b16e0cfd/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5840bf8cb045a250261e3957017079dce43a53700f7c91e31c16b36d5b980e00 [2021-11-13 23:59:59,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:59:59,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:59:59,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:59:59,658 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:59:59,658 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:59:59,660 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e97822-c4d7-4eea-864d-2055b16e0cfd/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/recursive/gcd02.c [2021-11-13 23:59:59,745 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e97822-c4d7-4eea-864d-2055b16e0cfd/bin/ukojak-2xVlg8857e/data/9d344e210/8d4cb2bd3fe3448b9d4b28c6089650b0/FLAGd9202c792 [2021-11-14 00:00:00,168 INFO L306 CDTParser]: Found 1 translation units. [2021-11-14 00:00:00,169 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e97822-c4d7-4eea-864d-2055b16e0cfd/sv-benchmarks/c/recursive/gcd02.c [2021-11-14 00:00:00,176 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e97822-c4d7-4eea-864d-2055b16e0cfd/bin/ukojak-2xVlg8857e/data/9d344e210/8d4cb2bd3fe3448b9d4b28c6089650b0/FLAGd9202c792 [2021-11-14 00:00:00,573 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e97822-c4d7-4eea-864d-2055b16e0cfd/bin/ukojak-2xVlg8857e/data/9d344e210/8d4cb2bd3fe3448b9d4b28c6089650b0 [2021-11-14 00:00:00,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-14 00:00:00,577 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-14 00:00:00,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-14 00:00:00,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-14 00:00:00,598 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-14 00:00:00,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 12:00:00" (1/1) ... [2021-11-14 00:00:00,600 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ed46646 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:00:00, skipping insertion in model container [2021-11-14 00:00:00,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 12:00:00" (1/1) ... [2021-11-14 00:00:00,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-14 00:00:00,621 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-14 00:00:00,797 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_14e97822-c4d7-4eea-864d-2055b16e0cfd/sv-benchmarks/c/recursive/gcd02.c[623,636] [2021-11-14 00:00:00,807 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_14e97822-c4d7-4eea-864d-2055b16e0cfd/sv-benchmarks/c/recursive/gcd02.c[1283,1296] [2021-11-14 00:00:00,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 00:00:00,818 INFO L203 MainTranslator]: Completed pre-run [2021-11-14 00:00:00,830 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_14e97822-c4d7-4eea-864d-2055b16e0cfd/sv-benchmarks/c/recursive/gcd02.c[623,636] [2021-11-14 00:00:00,836 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_14e97822-c4d7-4eea-864d-2055b16e0cfd/sv-benchmarks/c/recursive/gcd02.c[1283,1296] [2021-11-14 00:00:00,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 00:00:00,849 INFO L208 MainTranslator]: Completed translation [2021-11-14 00:00:00,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:00:00 WrapperNode [2021-11-14 00:00:00,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-14 00:00:00,851 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-14 00:00:00,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-14 00:00:00,851 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-14 00:00:00,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:00:00" (1/1) ... [2021-11-14 00:00:00,866 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:00:00" (1/1) ... [2021-11-14 00:00:00,883 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-14 00:00:00,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-14 00:00:00,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-14 00:00:00,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-14 00:00:00,893 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:00:00" (1/1) ... [2021-11-14 00:00:00,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:00:00" (1/1) ... [2021-11-14 00:00:00,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:00:00" (1/1) ... [2021-11-14 00:00:00,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:00:00" (1/1) ... [2021-11-14 00:00:00,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:00:00" (1/1) ... [2021-11-14 00:00:00,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:00:00" (1/1) ... [2021-11-14 00:00:00,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:00:00" (1/1) ... [2021-11-14 00:00:00,904 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-14 00:00:00,905 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-14 00:00:00,905 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-14 00:00:00,905 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-14 00:00:00,906 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:00:00" (1/1) ... [2021-11-14 00:00:00,914 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-14 00:00:00,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e97822-c4d7-4eea-864d-2055b16e0cfd/bin/ukojak-2xVlg8857e/z3 [2021-11-14 00:00:00,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e97822-c4d7-4eea-864d-2055b16e0cfd/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-14 00:00:00,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e97822-c4d7-4eea-864d-2055b16e0cfd/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-14 00:00:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure gcd [2021-11-14 00:00:00,992 INFO L138 BoogieDeclarations]: Found implementation of procedure gcd [2021-11-14 00:00:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-14 00:00:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-14 00:00:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure divides [2021-11-14 00:00:00,993 INFO L138 BoogieDeclarations]: Found implementation of procedure divides [2021-11-14 00:00:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-14 00:00:00,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-14 00:00:01,352 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-14 00:00:01,361 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-14 00:00:01,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 12:00:01 BoogieIcfgContainer [2021-11-14 00:00:01,364 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-14 00:00:01,365 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-14 00:00:01,365 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-14 00:00:01,375 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-14 00:00:01,376 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 12:00:01" (1/1) ... [2021-11-14 00:00:01,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 00:00:01,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:01,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 38 states and 47 transitions. [2021-11-14 00:00:01,484 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2021-11-14 00:00:01,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-14 00:00:01,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:01,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:01,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:01,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:01,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:01,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 42 states and 54 transitions. [2021-11-14 00:00:01,876 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2021-11-14 00:00:01,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-14 00:00:01,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:01,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:01,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:01,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:02,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:02,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 62 transitions. [2021-11-14 00:00:02,288 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 62 transitions. [2021-11-14 00:00:02,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-14 00:00:02,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:02,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:02,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:02,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:02,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:02,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 61 transitions. [2021-11-14 00:00:02,467 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2021-11-14 00:00:02,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-14 00:00:02,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:02,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:02,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:02,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:02,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 44 states and 60 transitions. [2021-11-14 00:00:02,630 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2021-11-14 00:00:02,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-14 00:00:02,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:02,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:02,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:03,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:03,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 52 states and 75 transitions. [2021-11-14 00:00:03,305 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2021-11-14 00:00:03,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-14 00:00:03,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:03,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:03,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:03,458 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:04,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:04,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 57 states and 86 transitions. [2021-11-14 00:00:04,157 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 86 transitions. [2021-11-14 00:00:04,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-14 00:00:04,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:04,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:04,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:04,272 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:04,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:04,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 59 states and 90 transitions. [2021-11-14 00:00:04,517 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2021-11-14 00:00:04,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-14 00:00:04,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:04,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:04,623 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:04,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:04,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 62 states and 98 transitions. [2021-11-14 00:00:04,890 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 98 transitions. [2021-11-14 00:00:04,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-14 00:00:04,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:04,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:04,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:04,989 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:05,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:05,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 58 transitions. [2021-11-14 00:00:05,727 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 58 transitions. [2021-11-14 00:00:05,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-14 00:00:05,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:05,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:05,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:05,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:05,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 57 transitions. [2021-11-14 00:00:05,939 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2021-11-14 00:00:05,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-14 00:00:05,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:05,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:05,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:06,339 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:08,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:08,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 51 states and 78 transitions. [2021-11-14 00:00:08,337 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 78 transitions. [2021-11-14 00:00:08,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-14 00:00:08,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:08,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:08,451 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-14 00:00:09,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:09,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 79 transitions. [2021-11-14 00:00:09,109 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 79 transitions. [2021-11-14 00:00:09,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-14 00:00:09,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:09,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:09,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:09,691 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-14 00:00:12,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:12,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 63 states and 108 transitions. [2021-11-14 00:00:12,632 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 108 transitions. [2021-11-14 00:00:12,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-14 00:00:12,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:12,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:12,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:12,723 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-14 00:00:13,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:13,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 66 states and 111 transitions. [2021-11-14 00:00:13,178 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 111 transitions. [2021-11-14 00:00:13,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-14 00:00:13,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:13,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:13,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:13,367 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-14 00:00:13,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:13,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 67 states and 113 transitions. [2021-11-14 00:00:13,863 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 113 transitions. [2021-11-14 00:00:13,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-14 00:00:13,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:13,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:14,932 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-14 00:00:18,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:18,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 73 states and 139 transitions. [2021-11-14 00:00:18,388 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 139 transitions. [2021-11-14 00:00:18,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-14 00:00:18,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:18,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:18,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:18,852 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-14 00:00:21,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:21,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 81 states and 156 transitions. [2021-11-14 00:00:21,856 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 156 transitions. [2021-11-14 00:00:21,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-14 00:00:21,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:21,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:21,905 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-14 00:00:23,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:23,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 87 states and 163 transitions. [2021-11-14 00:00:23,587 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 163 transitions. [2021-11-14 00:00:23,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-14 00:00:23,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:23,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:23,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:24,594 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-14 00:00:28,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:28,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 99 states and 209 transitions. [2021-11-14 00:00:28,853 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 209 transitions. [2021-11-14 00:00:28,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-14 00:00:28,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:28,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:29,224 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 00:00:31,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:31,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 104 states and 235 transitions. [2021-11-14 00:00:31,257 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 235 transitions. [2021-11-14 00:00:31,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-14 00:00:31,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:31,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:31,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:31,335 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 00:00:32,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:32,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 106 states and 245 transitions. [2021-11-14 00:00:32,043 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 245 transitions. [2021-11-14 00:00:32,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-14 00:00:32,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:32,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:32,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:33,923 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-14 00:00:39,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:39,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 118 states and 296 transitions. [2021-11-14 00:00:39,567 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 296 transitions. [2021-11-14 00:00:39,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-14 00:00:39,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:39,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:39,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:41,687 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-14 00:00:47,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:47,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 130 states and 344 transitions. [2021-11-14 00:00:47,609 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 344 transitions. [2021-11-14 00:00:47,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-14 00:00:47,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:47,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:47,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:47,668 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-14 00:00:48,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:48,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 131 states and 350 transitions. [2021-11-14 00:00:48,464 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 350 transitions. [2021-11-14 00:00:48,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-14 00:00:48,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:48,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:48,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:48,522 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-14 00:00:49,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:49,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 133 states and 362 transitions. [2021-11-14 00:00:49,563 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 362 transitions. [2021-11-14 00:00:49,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-14 00:00:49,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:49,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:50,580 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-14 00:00:54,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:54,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 139 states and 410 transitions. [2021-11-14 00:00:54,890 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 410 transitions. [2021-11-14 00:00:54,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-14 00:00:54,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:54,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:57,595 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-14 00:01:03,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:03,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 145 states and 466 transitions. [2021-11-14 00:01:03,767 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 466 transitions. [2021-11-14 00:01:03,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-14 00:01:03,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:03,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:03,821 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-14 00:01:04,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:04,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 147 states and 475 transitions. [2021-11-14 00:01:04,727 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 475 transitions. [2021-11-14 00:01:04,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-14 00:01:04,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:04,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:04,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:04,783 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-14 00:01:05,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:05,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 148 states and 483 transitions. [2021-11-14 00:01:05,722 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 483 transitions. [2021-11-14 00:01:05,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-14 00:01:05,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:05,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:05,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:05,777 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-14 00:01:06,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:06,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 150 states and 500 transitions. [2021-11-14 00:01:06,850 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 500 transitions. [2021-11-14 00:01:06,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-14 00:01:06,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:06,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:07,868 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-14 00:01:10,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:10,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 153 states and 535 transitions. [2021-11-14 00:01:10,568 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 535 transitions. [2021-11-14 00:01:10,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-14 00:01:10,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:10,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:10,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:11,879 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-14 00:01:17,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:17,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2283 states to 159 states and 583 transitions. [2021-11-14 00:01:17,001 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 583 transitions. [2021-11-14 00:01:17,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-14 00:01:17,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:17,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:17,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:17,049 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-14 00:01:19,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:19,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2425 states to 162 states and 607 transitions. [2021-11-14 00:01:19,143 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 607 transitions. [2021-11-14 00:01:19,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-14 00:01:19,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:19,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:19,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:19,548 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-14 00:01:20,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:20,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 163 states and 610 transitions. [2021-11-14 00:01:20,784 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 610 transitions. [2021-11-14 00:01:20,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-14 00:01:20,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:20,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:20,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:22,404 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-14 00:01:27,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:27,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 164 states and 610 transitions. [2021-11-14 00:01:27,363 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 610 transitions. [2021-11-14 00:01:27,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-14 00:01:27,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:27,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:29,646 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-14 00:01:39,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:39,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2631 states to 179 states and 656 transitions. [2021-11-14 00:01:39,654 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 656 transitions. [2021-11-14 00:01:39,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-14 00:01:39,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:39,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:39,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:39,693 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-14 00:01:43,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:43,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2643 states to 185 states and 664 transitions. [2021-11-14 00:01:43,330 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 664 transitions. [2021-11-14 00:01:43,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:01:43,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:43,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:43,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:43,676 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-14 00:01:45,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:45,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 186 states and 677 transitions. [2021-11-14 00:01:45,075 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 677 transitions. [2021-11-14 00:01:45,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:01:45,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:45,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:49,296 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 00:01:54,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:54,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2791 states to 188 states and 693 transitions. [2021-11-14 00:01:54,705 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 693 transitions. [2021-11-14 00:01:54,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:01:54,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:54,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:54,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:58,465 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-14 00:02:10,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:10,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3371 states to 199 states and 798 transitions. [2021-11-14 00:02:10,314 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 798 transitions. [2021-11-14 00:02:10,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:02:10,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:10,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:10,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:10,372 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-14 00:02:14,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:14,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 204 states and 840 transitions. [2021-11-14 00:02:14,194 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 840 transitions. [2021-11-14 00:02:14,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:02:14,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:14,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:14,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:14,259 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-14 00:02:17,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:17,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3889 states to 207 states and 872 transitions. [2021-11-14 00:02:17,145 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 872 transitions. [2021-11-14 00:02:17,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:02:17,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:17,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:17,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:17,206 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-14 00:02:19,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:19,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4002 states to 209 states and 891 transitions. [2021-11-14 00:02:19,003 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 891 transitions. [2021-11-14 00:02:19,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:02:19,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:19,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:19,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:19,062 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-14 00:02:21,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:21,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4224 states to 212 states and 925 transitions. [2021-11-14 00:02:21,790 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 925 transitions. [2021-11-14 00:02:21,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:02:21,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:21,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:21,849 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 00:02:24,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:24,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4416 states to 215 states and 958 transitions. [2021-11-14 00:02:24,688 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 958 transitions. [2021-11-14 00:02:24,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:02:24,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:24,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:24,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:29,707 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 00:02:37,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:37,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4688 states to 218 states and 1000 transitions. [2021-11-14 00:02:37,520 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 1000 transitions. [2021-11-14 00:02:37,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:02:37,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:37,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:37,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:39,713 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-14 00:02:43,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:43,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4798 states to 219 states and 1008 transitions. [2021-11-14 00:02:43,440 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 1008 transitions. [2021-11-14 00:02:43,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:02:43,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:43,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:43,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:43,495 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-14 00:02:45,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:45,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4921 states to 220 states and 1024 transitions. [2021-11-14 00:02:45,046 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 1024 transitions. [2021-11-14 00:02:45,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:02:45,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:45,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:45,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:49,443 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-14 00:03:03,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:03:03,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5736 states to 231 states and 1150 transitions. [2021-11-14 00:03:03,454 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 1150 transitions. [2021-11-14 00:03:03,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:03:03,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:03:03,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:03:03,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:03:03,511 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-14 00:03:05,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:03:05,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5883 states to 233 states and 1177 transitions. [2021-11-14 00:03:05,352 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 1177 transitions. [2021-11-14 00:03:05,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:03:05,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:03:05,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:03:05,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:03:05,412 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-14 00:03:08,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:03:08,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6117 states to 236 states and 1217 transitions. [2021-11-14 00:03:08,555 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 1217 transitions. [2021-11-14 00:03:08,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:03:08,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:03:08,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:03:08,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:03:08,606 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-14 00:03:11,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:03:11,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6349 states to 239 states and 1254 transitions. [2021-11-14 00:03:11,720 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 1254 transitions. [2021-11-14 00:03:11,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:03:11,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:03:11,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:03:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:03:11,771 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-14 00:03:15,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:03:15,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6584 states to 242 states and 1289 transitions. [2021-11-14 00:03:15,190 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 1289 transitions. [2021-11-14 00:03:15,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:03:15,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:03:15,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:03:15,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:03:18,962 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 00:03:24,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:03:24,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6623 states to 243 states and 1295 transitions. [2021-11-14 00:03:24,397 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 1295 transitions. [2021-11-14 00:03:24,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:03:24,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:03:24,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:03:24,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:03:25,668 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-14 00:03:31,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:03:31,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7030 states to 247 states and 1366 transitions. [2021-11-14 00:03:31,464 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 1366 transitions. [2021-11-14 00:03:31,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:03:31,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:03:31,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:03:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:03:34,068 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-14 00:03:38,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:03:38,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7162 states to 248 states and 1375 transitions. [2021-11-14 00:03:38,347 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 1375 transitions. [2021-11-14 00:03:38,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:03:38,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:03:38,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:03:38,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:03:38,397 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 00:03:42,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:03:42,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7472 states to 251 states and 1414 transitions. [2021-11-14 00:03:42,161 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 1414 transitions. [2021-11-14 00:03:42,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:03:42,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:03:42,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:03:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:03:46,020 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 00:03:56,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:03:56,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8109 states to 257 states and 1501 transitions. [2021-11-14 00:03:56,951 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 1501 transitions. [2021-11-14 00:03:56,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:03:56,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:03:56,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:03:56,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:03:57,003 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 00:04:00,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:04:00,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8379 states to 260 states and 1543 transitions. [2021-11-14 00:04:00,493 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 1543 transitions. [2021-11-14 00:04:00,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:04:00,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:04:00,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:04:00,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:04:00,545 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-14 00:04:02,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:04:02,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8521 states to 261 states and 1553 transitions. [2021-11-14 00:04:02,566 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 1553 transitions. [2021-11-14 00:04:02,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:04:02,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:04:02,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:04:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:04:02,617 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-14 00:04:04,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:04:04,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8699 states to 263 states and 1576 transitions. [2021-11-14 00:04:04,460 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 1576 transitions. [2021-11-14 00:04:04,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:04:04,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:04:04,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:04:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:04:04,511 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 00:04:08,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:04:08,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8977 states to 266 states and 1618 transitions. [2021-11-14 00:04:08,006 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 1618 transitions. [2021-11-14 00:04:08,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:04:08,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:04:08,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:04:08,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:04:08,075 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-14 00:04:10,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:04:10,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9143 states to 268 states and 1629 transitions. [2021-11-14 00:04:10,121 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 1629 transitions. [2021-11-14 00:04:10,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:04:10,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:04:10,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:04:10,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:04:14,225 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 00:04:22,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:04:22,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9496 states to 271 states and 1669 transitions. [2021-11-14 00:04:22,745 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 1669 transitions. [2021-11-14 00:04:22,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:04:22,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:04:22,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:04:22,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:04:24,694 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-14 00:04:30,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:04:30,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9840 states to 274 states and 1695 transitions. [2021-11-14 00:04:30,515 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 1695 transitions. [2021-11-14 00:04:30,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:04:30,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:04:30,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:04:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:04:34,919 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 00:04:47,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:04:47,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10581 states to 280 states and 1800 transitions. [2021-11-14 00:04:47,093 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 1800 transitions. [2021-11-14 00:04:47,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:04:47,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:04:47,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:04:47,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:04:47,144 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 00:04:50,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:04:50,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10888 states to 283 states and 1842 transitions. [2021-11-14 00:04:50,872 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 1842 transitions. [2021-11-14 00:04:50,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:04:50,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:04:50,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:04:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:04:50,924 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-14 00:04:55,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:04:55,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11200 states to 286 states and 1883 transitions. [2021-11-14 00:04:55,088 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 1883 transitions. [2021-11-14 00:04:55,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-14 00:04:55,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:04:55,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:04:55,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:04:55,122 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-14 00:05:00,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:05:00,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11214 states to 292 states and 1891 transitions. [2021-11-14 00:05:00,915 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 1891 transitions. [2021-11-14 00:05:00,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-14 00:05:00,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:05:00,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:05:00,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:05:00,949 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-14 00:05:09,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:05:09,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11264 states to 299 states and 1909 transitions. [2021-11-14 00:05:09,007 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 1909 transitions. [2021-11-14 00:05:09,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:05:09,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:05:09,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:05:09,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:05:15,903 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-14 00:05:37,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:05:37,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12643 states to 311 states and 2113 transitions. [2021-11-14 00:05:37,928 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 2113 transitions. [2021-11-14 00:05:37,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:05:37,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:05:37,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:05:37,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:05:37,986 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-14 00:05:42,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:05:42,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13039 states to 314 states and 2153 transitions. [2021-11-14 00:05:42,671 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 2153 transitions. [2021-11-14 00:05:42,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:05:42,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:05:42,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:05:42,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:05:42,731 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-14 00:05:55,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:05:55,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14256 states to 323 states and 2271 transitions. [2021-11-14 00:05:55,291 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 2271 transitions. [2021-11-14 00:05:55,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:05:55,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:05:55,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:05:55,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:05:55,351 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-14 00:05:57,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:05:57,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14474 states to 325 states and 2293 transitions. [2021-11-14 00:05:57,786 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 2293 transitions. [2021-11-14 00:05:57,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:05:57,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:05:57,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:05:57,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:05:57,845 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-14 00:06:06,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:06:06,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15337 states to 331 states and 2390 transitions. [2021-11-14 00:06:06,529 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 2390 transitions. [2021-11-14 00:06:06,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:06:06,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:06:06,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:06:06,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:06:06,591 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-14 00:06:09,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:06:09,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15572 states to 333 states and 2414 transitions. [2021-11-14 00:06:09,008 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 2414 transitions. [2021-11-14 00:06:09,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:06:09,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:06:09,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:06:09,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:06:16,585 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-14 00:06:34,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:06:34,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16591 states to 341 states and 2554 transitions. [2021-11-14 00:06:34,643 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 2554 transitions. [2021-11-14 00:06:34,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:06:34,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:06:34,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:06:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:06:34,703 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-14 00:06:37,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:06:37,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16794 states to 342 states and 2571 transitions. [2021-11-14 00:06:37,060 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 2571 transitions. [2021-11-14 00:06:37,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:06:37,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:06:37,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:06:37,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:06:37,118 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-14 00:06:39,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:06:39,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16989 states to 344 states and 2613 transitions. [2021-11-14 00:06:39,993 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 2613 transitions. [2021-11-14 00:06:39,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:06:39,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:06:39,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:06:40,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:06:40,050 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-14 00:06:44,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:06:44,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17381 states to 347 states and 2666 transitions. [2021-11-14 00:06:44,832 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 2666 transitions. [2021-11-14 00:06:44,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:06:44,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:06:44,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:06:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:06:44,888 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-14 00:06:50,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:06:50,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17864 states to 350 states and 2709 transitions. [2021-11-14 00:06:50,366 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 2709 transitions. [2021-11-14 00:06:50,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:06:50,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:06:50,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:06:50,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:06:50,419 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-14 00:06:55,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:06:55,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18343 states to 353 states and 2750 transitions. [2021-11-14 00:06:55,459 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 2750 transitions. [2021-11-14 00:06:55,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:06:55,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:06:55,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:06:55,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:06:55,511 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-14 00:07:00,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:00,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18837 states to 356 states and 2796 transitions. [2021-11-14 00:07:00,164 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 2796 transitions. [2021-11-14 00:07:00,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:07:00,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:00,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:00,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:00,222 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-14 00:07:09,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:09,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19733 states to 362 states and 2878 transitions. [2021-11-14 00:07:09,799 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 2878 transitions. [2021-11-14 00:07:09,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:07:09,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:09,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:09,858 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-14 00:07:12,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:12,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19957 states to 363 states and 2887 transitions. [2021-11-14 00:07:12,535 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 2887 transitions. [2021-11-14 00:07:12,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:07:12,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:12,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:12,590 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-14 00:07:15,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:15,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20033 states to 365 states and 2905 transitions. [2021-11-14 00:07:15,487 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 2905 transitions. [2021-11-14 00:07:15,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:07:15,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:15,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:15,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:15,539 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-14 00:07:18,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:18,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20111 states to 367 states and 2925 transitions. [2021-11-14 00:07:18,556 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 2925 transitions. [2021-11-14 00:07:18,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:07:18,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:18,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:18,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:18,742 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-14 00:07:21,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:21,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20387 states to 369 states and 2960 transitions. [2021-11-14 00:07:21,407 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 2960 transitions. [2021-11-14 00:07:21,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:07:21,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:21,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:21,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:31,557 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-14 00:07:44,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:44,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20627 states to 370 states and 2968 transitions. [2021-11-14 00:07:44,271 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 2968 transitions. [2021-11-14 00:07:44,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:07:44,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:44,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:44,330 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-14 00:07:47,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:47,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20902 states to 372 states and 2997 transitions. [2021-11-14 00:07:47,127 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 2997 transitions. [2021-11-14 00:07:47,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:07:47,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:47,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:47,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:47,183 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-14 00:07:50,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:50,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21132 states to 373 states and 3006 transitions. [2021-11-14 00:07:50,065 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 3006 transitions. [2021-11-14 00:07:50,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:07:50,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:50,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:50,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:54,810 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-14 00:08:11,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:08:11,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22322 states to 380 states and 3117 transitions. [2021-11-14 00:08:11,243 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 3117 transitions. [2021-11-14 00:08:11,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:08:11,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:08:11,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:08:11,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:08:11,317 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-14 00:08:14,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:08:14,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22623 states to 382 states and 3160 transitions. [2021-11-14 00:08:14,184 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 3160 transitions. [2021-11-14 00:08:14,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:08:14,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:08:14,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:08:14,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:08:14,239 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-14 00:08:16,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:08:16,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22851 states to 383 states and 3170 transitions. [2021-11-14 00:08:16,715 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 3170 transitions. [2021-11-14 00:08:16,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:08:16,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:08:16,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:08:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:08:25,099 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-14 00:08:51,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:08:51,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24637 states to 394 states and 3387 transitions. [2021-11-14 00:08:51,321 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 3387 transitions. [2021-11-14 00:08:51,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:08:51,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:08:51,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:08:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:08:51,381 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-14 00:09:01,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:09:01,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25752 states to 400 states and 3480 transitions. [2021-11-14 00:09:01,663 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 3480 transitions. [2021-11-14 00:09:01,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:09:01,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:09:01,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:09:01,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:09:01,720 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-14 00:09:07,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:09:07,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26325 states to 403 states and 3536 transitions. [2021-11-14 00:09:07,246 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 3536 transitions. [2021-11-14 00:09:07,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:09:07,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:09:07,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:09:07,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:09:07,303 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-14 00:09:10,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:09:10,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26560 states to 405 states and 3583 transitions. [2021-11-14 00:09:10,455 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 3583 transitions. [2021-11-14 00:09:10,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:09:10,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:09:10,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:09:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:09:10,507 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-14 00:09:16,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:09:16,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27148 states to 408 states and 3647 transitions. [2021-11-14 00:09:16,094 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 3647 transitions. [2021-11-14 00:09:16,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:09:16,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:09:16,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:09:16,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:09:25,885 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-14 00:09:47,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:09:47,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28364 states to 414 states and 3787 transitions. [2021-11-14 00:09:47,259 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 3787 transitions. [2021-11-14 00:09:47,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:09:47,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:09:47,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:09:47,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:09:47,305 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-14 00:09:52,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:09:52,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28952 states to 417 states and 3834 transitions. [2021-11-14 00:09:52,732 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 3834 transitions. [2021-11-14 00:09:52,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:09:52,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:09:52,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:09:52,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:09:52,780 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-14 00:09:58,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:09:58,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29453 states to 420 states and 3887 transitions. [2021-11-14 00:09:58,143 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 3887 transitions. [2021-11-14 00:09:58,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:09:58,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:09:58,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:09:58,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:10:07,528 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-14 00:10:30,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:10:30,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30842 states to 428 states and 4065 transitions. [2021-11-14 00:10:30,675 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 4065 transitions. [2021-11-14 00:10:30,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:10:30,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:10:30,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:10:30,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:10:30,727 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-14 00:10:34,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:10:34,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31120 states to 429 states and 4074 transitions. [2021-11-14 00:10:34,307 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 4074 transitions. [2021-11-14 00:10:34,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:10:34,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:10:34,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:10:34,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:10:34,356 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-14 00:10:37,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:10:37,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31398 states to 430 states and 4083 transitions. [2021-11-14 00:10:37,629 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 4083 transitions. [2021-11-14 00:10:37,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:10:37,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:10:37,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:10:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:10:37,682 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-14 00:10:43,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:10:43,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31931 states to 433 states and 4149 transitions. [2021-11-14 00:10:43,762 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 4149 transitions. [2021-11-14 00:10:43,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:10:43,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:10:43,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:10:43,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:10:54,843 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-14 00:11:09,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:11:09,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32243 states to 434 states and 4166 transitions. [2021-11-14 00:11:09,260 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 4166 transitions. [2021-11-14 00:11:09,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:11:09,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:11:09,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:11:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:11:09,307 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked.