./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/java_BubbleSort-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34196789-0164-44b1-8e41-043a2b96dcf5/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34196789-0164-44b1-8e41-043a2b96dcf5/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_34196789-0164-44b1-8e41-043a2b96dcf5/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34196789-0164-44b1-8e41-043a2b96dcf5/bin/ukojak-2xVlg8857e/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/java_BubbleSort-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34196789-0164-44b1-8e41-043a2b96dcf5/bin/ukojak-2xVlg8857e/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34196789-0164-44b1-8e41-043a2b96dcf5/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ba885d2ca843c278430bc3d4272c307ea7df8f1fbcd0da84e81382a8c1939a93 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:42:59,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:42:59,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:42:59,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:42:59,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:42:59,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:42:59,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:42:59,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:42:59,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:42:59,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:42:59,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:42:59,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:42:59,857 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:42:59,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:42:59,862 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:42:59,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:42:59,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:42:59,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:42:59,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:42:59,880 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:42:59,882 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:42:59,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:42:59,888 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:42:59,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:42:59,896 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:42:59,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:42:59,897 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:42:59,900 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:42:59,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:42:59,902 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:42:59,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:42:59,904 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:42:59,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:42:59,907 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:42:59,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:42:59,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:42:59,911 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:42:59,911 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:42:59,911 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:42:59,912 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:42:59,913 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:42:59,914 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34196789-0164-44b1-8e41-043a2b96dcf5/bin/ukojak-2xVlg8857e/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-13 23:42:59,965 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:42:59,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:42:59,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:42:59,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:42:59,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:42:59,969 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:42:59,969 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:42:59,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:42:59,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:42:59,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:42:59,977 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-13 23:42:59,977 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-13 23:42:59,978 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-13 23:42:59,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:42:59,978 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:42:59,978 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:42:59,979 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:42:59,979 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:42:59,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:42:59,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:42:59,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:42:59,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:42:59,980 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:42:59,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:42:59,981 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_34196789-0164-44b1-8e41-043a2b96dcf5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34196789-0164-44b1-8e41-043a2b96dcf5/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba885d2ca843c278430bc3d4272c307ea7df8f1fbcd0da84e81382a8c1939a93 [2021-11-13 23:43:00,240 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:43:00,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:43:00,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:43:00,266 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:43:00,267 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:43:00,268 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34196789-0164-44b1-8e41-043a2b96dcf5/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/array-memsafety/java_BubbleSort-alloca-1.i [2021-11-13 23:43:00,337 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34196789-0164-44b1-8e41-043a2b96dcf5/bin/ukojak-2xVlg8857e/data/136e3937a/92eb893b83a24d469e3e6f0cea6fa586/FLAG5b4f6bde4 [2021-11-13 23:43:00,946 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:43:00,950 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34196789-0164-44b1-8e41-043a2b96dcf5/sv-benchmarks/c/array-memsafety/java_BubbleSort-alloca-1.i [2021-11-13 23:43:00,968 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34196789-0164-44b1-8e41-043a2b96dcf5/bin/ukojak-2xVlg8857e/data/136e3937a/92eb893b83a24d469e3e6f0cea6fa586/FLAG5b4f6bde4 [2021-11-13 23:43:01,260 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34196789-0164-44b1-8e41-043a2b96dcf5/bin/ukojak-2xVlg8857e/data/136e3937a/92eb893b83a24d469e3e6f0cea6fa586 [2021-11-13 23:43:01,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:43:01,267 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:43:01,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:43:01,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:43:01,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:43:01,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:43:01" (1/1) ... [2021-11-13 23:43:01,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1be512d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:01, skipping insertion in model container [2021-11-13 23:43:01,275 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:43:01" (1/1) ... [2021-11-13 23:43:01,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:43:01,344 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:43:01,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:43:01,632 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:43:01,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:43:01,708 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:43:01,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:01 WrapperNode [2021-11-13 23:43:01,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:43:01,712 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:43:01,712 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:43:01,712 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:43:01,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:01" (1/1) ... [2021-11-13 23:43:01,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:01" (1/1) ... [2021-11-13 23:43:01,758 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:43:01,759 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:43:01,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:43:01,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:43:01,768 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:01" (1/1) ... [2021-11-13 23:43:01,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:01" (1/1) ... [2021-11-13 23:43:01,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:01" (1/1) ... [2021-11-13 23:43:01,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:01" (1/1) ... [2021-11-13 23:43:01,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:01" (1/1) ... [2021-11-13 23:43:01,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:01" (1/1) ... [2021-11-13 23:43:01,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:01" (1/1) ... [2021-11-13 23:43:01,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:43:01,818 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:43:01,818 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:43:01,819 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:43:01,820 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:01" (1/1) ... [2021-11-13 23:43:01,829 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:43:01,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34196789-0164-44b1-8e41-043a2b96dcf5/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:43:01,864 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34196789-0164-44b1-8e41-043a2b96dcf5/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:43:01,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34196789-0164-44b1-8e41-043a2b96dcf5/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:43:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 23:43:01,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:43:01,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:43:01,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:43:01,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:43:01,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:43:02,364 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:43:02,364 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-13 23:43:02,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:43:02 BoogieIcfgContainer [2021-11-13 23:43:02,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:43:02,376 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:43:02,377 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:43:02,387 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:43:02,387 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:43:02" (1/1) ... [2021-11-13 23:43:02,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:43:02,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:02,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 30 states and 33 transitions. [2021-11-13 23:43:02,454 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2021-11-13 23:43:02,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:43:02,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:02,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:02,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:02,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:02,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2021-11-13 23:43:02,647 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2021-11-13 23:43:02,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:43:02,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:02,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:02,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:02,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:03,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:03,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2021-11-13 23:43:03,031 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2021-11-13 23:43:03,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:43:03,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:03,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:03,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:03,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:03,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:03,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2021-11-13 23:43:03,244 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2021-11-13 23:43:03,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:43:03,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:03,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:03,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:03,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:03,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2021-11-13 23:43:03,661 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2021-11-13 23:43:03,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:43:03,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:03,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:03,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:03,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:43:04,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:04,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 31 states and 35 transitions. [2021-11-13 23:43:04,392 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2021-11-13 23:43:04,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:43:04,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:04,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:04,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:04,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:04,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2021-11-13 23:43:04,660 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2021-11-13 23:43:04,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:43:04,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:04,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:04,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:04,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:05,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:05,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 38 states and 50 transitions. [2021-11-13 23:43:05,790 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 50 transitions. [2021-11-13 23:43:05,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:43:05,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:05,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:05,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:06,230 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:07,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:07,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 41 states and 59 transitions. [2021-11-13 23:43:07,803 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 59 transitions. [2021-11-13 23:43:07,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:43:07,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:07,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:07,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:07,826 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:43:07,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:07,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 40 states and 58 transitions. [2021-11-13 23:43:07,838 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2021-11-13 23:43:07,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:43:07,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:07,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:07,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:08,251 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:08,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:08,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 41 states and 59 transitions. [2021-11-13 23:43:08,557 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 59 transitions. [2021-11-13 23:43:08,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:43:08,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:08,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:08,878 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:09,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:09,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2021-11-13 23:43:09,744 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2021-11-13 23:43:09,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:43:09,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:09,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:09,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:09,782 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:43:09,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:09,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 42 states and 63 transitions. [2021-11-13 23:43:09,796 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 63 transitions. [2021-11-13 23:43:09,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:43:09,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:09,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:09,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:09,948 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:43:10,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:10,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2021-11-13 23:43:10,340 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2021-11-13 23:43:10,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:43:10,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:10,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:10,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:10,372 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:43:10,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:10,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 65 transitions. [2021-11-13 23:43:10,388 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 65 transitions. [2021-11-13 23:43:10,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:43:10,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:10,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:10,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:10,587 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:43:11,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:11,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2021-11-13 23:43:11,212 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2021-11-13 23:43:11,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:43:11,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:11,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:11,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:11,571 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:13,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:13,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 52 states and 86 transitions. [2021-11-13 23:43:13,924 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 86 transitions. [2021-11-13 23:43:13,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:43:13,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:13,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:13,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:13,951 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:43:13,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:13,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 51 states and 85 transitions. [2021-11-13 23:43:13,967 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 85 transitions. [2021-11-13 23:43:13,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:43:13,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:13,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:13,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:13,984 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:43:14,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:14,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 51 states and 84 transitions. [2021-11-13 23:43:14,225 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 84 transitions. [2021-11-13 23:43:14,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:43:14,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:14,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:14,246 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:43:14,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:14,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 83 transitions. [2021-11-13 23:43:14,261 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 83 transitions. [2021-11-13 23:43:14,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:43:14,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:14,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:14,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:14,301 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:43:15,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:15,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 56 states and 93 transitions. [2021-11-13 23:43:15,470 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 93 transitions. [2021-11-13 23:43:15,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:43:15,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:15,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:15,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:15,491 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:43:15,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:15,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 55 states and 92 transitions. [2021-11-13 23:43:15,504 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 92 transitions. [2021-11-13 23:43:15,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:43:15,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:15,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:15,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:15,529 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:43:15,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:15,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 54 states and 91 transitions. [2021-11-13 23:43:15,552 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 91 transitions. [2021-11-13 23:43:15,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:43:15,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:15,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:15,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:16,188 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:19,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:19,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 62 states and 112 transitions. [2021-11-13 23:43:19,615 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 112 transitions. [2021-11-13 23:43:19,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:43:19,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:19,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:19,730 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:43:20,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:20,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 64 states and 117 transitions. [2021-11-13 23:43:20,683 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 117 transitions. [2021-11-13 23:43:20,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:43:20,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:20,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:20,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:20,701 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:43:20,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:20,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 64 states and 116 transitions. [2021-11-13 23:43:20,891 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 116 transitions. [2021-11-13 23:43:20,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:43:20,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:20,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:20,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:21,026 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:43:21,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:21,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 65 states and 117 transitions. [2021-11-13 23:43:21,487 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 117 transitions. [2021-11-13 23:43:21,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:43:21,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:21,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:21,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:22,210 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:22,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:22,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 66 states and 118 transitions. [2021-11-13 23:43:22,976 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 118 transitions. [2021-11-13 23:43:22,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:43:22,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:22,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:22,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:23,614 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:24,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:24,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 71 states and 126 transitions. [2021-11-13 23:43:24,801 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 126 transitions. [2021-11-13 23:43:24,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:43:24,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:24,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:24,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:24,840 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:25,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:25,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 75 states and 129 transitions. [2021-11-13 23:43:25,040 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 129 transitions. [2021-11-13 23:43:25,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:43:25,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:25,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:25,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:25,122 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:43:25,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:25,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 79 states and 132 transitions. [2021-11-13 23:43:25,148 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 132 transitions. [2021-11-13 23:43:25,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:43:25,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:25,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:25,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:25,306 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:25,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:25,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 83 states and 135 transitions. [2021-11-13 23:43:25,589 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 135 transitions. [2021-11-13 23:43:25,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:43:25,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:25,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:25,619 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:43:26,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:26,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 84 states and 137 transitions. [2021-11-13 23:43:26,027 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 137 transitions. [2021-11-13 23:43:26,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:43:26,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:26,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:26,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:26,465 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:31,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:31,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 98 states and 165 transitions. [2021-11-13 23:43:31,052 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 165 transitions. [2021-11-13 23:43:31,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:43:31,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:31,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:31,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:31,170 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:31,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:31,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 102 states and 168 transitions. [2021-11-13 23:43:31,411 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 168 transitions. [2021-11-13 23:43:31,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:43:31,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:31,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:31,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:31,433 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:43:31,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:31,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 102 states and 167 transitions. [2021-11-13 23:43:31,782 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 167 transitions. [2021-11-13 23:43:31,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:43:31,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:31,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:31,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:31,983 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:43:34,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:34,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 109 states and 181 transitions. [2021-11-13 23:43:34,654 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 181 transitions. [2021-11-13 23:43:34,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:43:34,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:34,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:34,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:35,710 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:40,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:40,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 120 states and 213 transitions. [2021-11-13 23:43:40,269 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 213 transitions. [2021-11-13 23:43:40,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:43:40,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:40,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:40,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:40,324 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:43:42,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:42,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 126 states and 224 transitions. [2021-11-13 23:43:42,686 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 224 transitions. [2021-11-13 23:43:42,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:43:42,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:42,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:42,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:42,705 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-13 23:43:42,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:42,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 126 states and 223 transitions. [2021-11-13 23:43:42,960 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 223 transitions. [2021-11-13 23:43:42,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:43:42,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:42,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:42,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:42,978 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-13 23:43:43,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:43,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 127 states and 223 transitions. [2021-11-13 23:43:43,352 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 223 transitions. [2021-11-13 23:43:43,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:43:43,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:43,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:43,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:43,428 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:43:44,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:44,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 129 states and 228 transitions. [2021-11-13 23:43:44,298 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 228 transitions. [2021-11-13 23:43:44,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:43:44,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:44,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:44,875 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:43:46,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:46,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 134 states and 238 transitions. [2021-11-13 23:43:46,446 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 238 transitions. [2021-11-13 23:43:46,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:43:46,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:46,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:46,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:46,465 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:43:47,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:47,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 129 states and 228 transitions. [2021-11-13 23:43:47,112 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 228 transitions. [2021-11-13 23:43:47,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:43:47,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:47,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:47,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:47,152 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:47,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:47,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 133 states and 231 transitions. [2021-11-13 23:43:47,621 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 231 transitions. [2021-11-13 23:43:47,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:43:47,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:47,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:47,663 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:47,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:47,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 137 states and 234 transitions. [2021-11-13 23:43:47,705 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 234 transitions. [2021-11-13 23:43:47,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:43:47,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:47,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:47,912 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:43:47,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:47,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 141 states and 237 transitions. [2021-11-13 23:43:47,969 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 237 transitions. [2021-11-13 23:43:47,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:43:47,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:47,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:47,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:48,050 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:48,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:48,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 145 states and 240 transitions. [2021-11-13 23:43:48,530 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 240 transitions. [2021-11-13 23:43:48,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:43:48,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:48,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:48,582 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:43:48,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:48,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 149 states and 243 transitions. [2021-11-13 23:43:48,916 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 243 transitions. [2021-11-13 23:43:48,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:43:48,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:48,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:48,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:48,987 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:49,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:49,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 153 states and 246 transitions. [2021-11-13 23:43:49,034 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 246 transitions. [2021-11-13 23:43:49,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:43:49,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:49,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:49,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:49,589 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 25 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:43:55,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:55,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 166 states and 274 transitions. [2021-11-13 23:43:55,184 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 274 transitions. [2021-11-13 23:43:55,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:43:55,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:55,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:55,906 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 10 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:59,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:59,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 180 states and 300 transitions. [2021-11-13 23:43:59,429 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 300 transitions. [2021-11-13 23:43:59,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:43:59,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:59,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:59,608 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 25 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:44:00,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:00,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 182 states and 303 transitions. [2021-11-13 23:44:00,607 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 303 transitions. [2021-11-13 23:44:00,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:44:00,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:00,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:00,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:00,787 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:44:01,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:01,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 186 states and 306 transitions. [2021-11-13 23:44:01,141 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 306 transitions. [2021-11-13 23:44:01,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:44:01,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:01,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:01,185 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:44:04,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:04,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 202 states and 337 transitions. [2021-11-13 23:44:04,932 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 337 transitions. [2021-11-13 23:44:04,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:44:04,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:04,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:04,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:04,973 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:44:06,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:06,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 207 states and 345 transitions. [2021-11-13 23:44:06,667 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 345 transitions. [2021-11-13 23:44:06,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:44:06,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:06,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:06,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:08,376 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 16 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:12,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:12,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 218 states and 364 transitions. [2021-11-13 23:44:12,602 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 364 transitions. [2021-11-13 23:44:12,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:44:12,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:12,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:12,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:12,797 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 25 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:44:14,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:14,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 223 states and 374 transitions. [2021-11-13 23:44:14,130 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 374 transitions. [2021-11-13 23:44:14,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:44:14,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:14,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:14,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:14,189 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-13 23:44:14,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:14,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 228 states and 381 transitions. [2021-11-13 23:44:14,951 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 381 transitions. [2021-11-13 23:44:14,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:44:14,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:14,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:14,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:15,196 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 25 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:44:15,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:15,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 229 states and 382 transitions. [2021-11-13 23:44:15,977 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 382 transitions. [2021-11-13 23:44:15,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:44:15,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:15,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:15,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:16,024 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 10 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:16,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:16,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 233 states and 385 transitions. [2021-11-13 23:44:16,075 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 385 transitions. [2021-11-13 23:44:16,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:44:16,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:16,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:16,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:16,283 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 25 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:44:16,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:16,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 237 states and 388 transitions. [2021-11-13 23:44:16,339 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 388 transitions. [2021-11-13 23:44:16,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:44:16,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:16,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:16,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:16,383 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 10 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:16,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:16,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 241 states and 391 transitions. [2021-11-13 23:44:16,438 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 391 transitions. [2021-11-13 23:44:16,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:44:16,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:16,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:16,644 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 25 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:44:17,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:17,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 245 states and 394 transitions. [2021-11-13 23:44:17,125 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 394 transitions. [2021-11-13 23:44:17,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:44:17,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:17,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:17,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:17,169 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:44:17,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:17,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 249 states and 397 transitions. [2021-11-13 23:44:17,203 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 397 transitions. [2021-11-13 23:44:17,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:44:17,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:17,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:17,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:17,250 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:44:17,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:17,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 253 states and 400 transitions. [2021-11-13 23:44:17,286 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 400 transitions. [2021-11-13 23:44:17,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:44:17,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:17,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:17,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:20,582 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 11 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:44:34,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:34,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 270 states and 431 transitions. [2021-11-13 23:44:34,142 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 431 transitions. [2021-11-13 23:44:34,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:44:34,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:34,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:34,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:34,320 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 11 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:44:36,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:36,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 273 states and 434 transitions. [2021-11-13 23:44:36,871 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 434 transitions. [2021-11-13 23:44:36,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:44:36,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:36,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:36,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:37,346 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 5 proven. 41 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:44:41,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:41,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 277 states and 449 transitions. [2021-11-13 23:44:41,692 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 449 transitions. [2021-11-13 23:44:41,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:44:41,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:41,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:41,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:41,777 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 16 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:41,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:41,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 281 states and 452 transitions. [2021-11-13 23:44:41,839 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 452 transitions. [2021-11-13 23:44:41,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:44:41,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:41,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:41,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:41,900 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-13 23:44:41,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:41,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 285 states and 455 transitions. [2021-11-13 23:44:41,957 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 455 transitions. [2021-11-13 23:44:41,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:44:41,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:41,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:41,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:42,032 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 16 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:42,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:42,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 289 states and 458 transitions. [2021-11-13 23:44:42,089 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 458 transitions. [2021-11-13 23:44:42,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:44:42,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:42,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:42,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:43,360 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 23 proven. 27 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:44:47,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:47,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 293 states and 470 transitions. [2021-11-13 23:44:47,232 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 470 transitions. [2021-11-13 23:44:47,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:44:47,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:47,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:47,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:48,379 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 22 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:53,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:53,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 307 states and 496 transitions. [2021-11-13 23:44:53,748 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 496 transitions. [2021-11-13 23:44:53,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:44:53,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:53,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:53,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:53,953 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 23 proven. 27 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:44:55,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:55,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 309 states and 498 transitions. [2021-11-13 23:44:55,475 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 498 transitions. [2021-11-13 23:44:55,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:44:55,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:55,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:55,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:56,168 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 11 proven. 29 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:44:57,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:57,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 314 states and 506 transitions. [2021-11-13 23:44:57,993 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 506 transitions. [2021-11-13 23:44:57,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:44:57,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:57,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:58,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:02,488 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:45:10,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:10,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 318 states and 511 transitions. [2021-11-13 23:45:10,061 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 511 transitions. [2021-11-13 23:45:10,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:45:10,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:10,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:10,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:12,774 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 25 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:45:19,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:19,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 329 states and 530 transitions. [2021-11-13 23:45:19,116 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 530 transitions. [2021-11-13 23:45:19,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:45:19,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:19,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:19,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:19,158 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-13 23:45:19,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:19,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 333 states and 533 transitions. [2021-11-13 23:45:19,202 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 533 transitions. [2021-11-13 23:45:19,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:45:19,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:19,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:19,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:19,581 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 29 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:45:20,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:20,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 334 states and 535 transitions. [2021-11-13 23:45:20,580 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 535 transitions. [2021-11-13 23:45:20,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:45:20,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:20,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:20,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:20,623 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-13 23:45:20,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:20,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 338 states and 538 transitions. [2021-11-13 23:45:20,666 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 538 transitions. [2021-11-13 23:45:20,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:45:20,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:20,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:20,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:20,728 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 25 proven. 9 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-13 23:45:21,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:21,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 343 states and 545 transitions. [2021-11-13 23:45:21,854 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 545 transitions. [2021-11-13 23:45:21,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:45:21,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:21,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:21,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:21,905 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 22 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:45:21,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:21,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 347 states and 548 transitions. [2021-11-13 23:45:21,966 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 548 transitions. [2021-11-13 23:45:21,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:45:21,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:21,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:22,126 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 22 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:45:22,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:22,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 351 states and 551 transitions. [2021-11-13 23:45:22,193 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 551 transitions. [2021-11-13 23:45:22,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:45:22,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:22,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:22,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:23,187 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 6 proven. 59 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:45:35,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:35,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 373 states and 596 transitions. [2021-11-13 23:45:35,331 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 596 transitions. [2021-11-13 23:45:35,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:45:35,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:35,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:35,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:35,370 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 6 proven. 59 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:45:39,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:39,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 380 states and 609 transitions. [2021-11-13 23:45:39,207 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 609 transitions. [2021-11-13 23:45:39,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:45:39,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:39,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:39,593 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 11 proven. 29 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:45:39,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:39,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 384 states and 612 transitions. [2021-11-13 23:45:39,661 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 612 transitions. [2021-11-13 23:45:39,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:45:39,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:39,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:39,866 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 5 proven. 45 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:45:40,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:40,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 388 states and 615 transitions. [2021-11-13 23:45:40,593 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 615 transitions. [2021-11-13 23:45:40,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:45:40,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:40,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:40,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:40,676 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 25 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:45:40,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:40,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 392 states and 618 transitions. [2021-11-13 23:45:40,739 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 618 transitions. [2021-11-13 23:45:40,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:45:40,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:40,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:41,040 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 46 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-13 23:45:42,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:42,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 396 states and 631 transitions. [2021-11-13 23:45:42,348 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 631 transitions. [2021-11-13 23:45:42,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:45:42,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:42,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:42,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:42,410 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 25 proven. 9 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-13 23:45:42,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:42,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 400 states and 634 transitions. [2021-11-13 23:45:42,472 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 634 transitions. [2021-11-13 23:45:42,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:45:42,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:42,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:42,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:42,767 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 46 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-13 23:45:47,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:47,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 406 states and 646 transitions. [2021-11-13 23:45:47,563 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 646 transitions. [2021-11-13 23:45:47,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:45:47,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:47,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:47,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:47,651 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 25 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:45:47,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:47,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 410 states and 649 transitions. [2021-11-13 23:45:47,718 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 649 transitions. [2021-11-13 23:45:47,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:45:47,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:47,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:47,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:47,956 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 46 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-13 23:45:48,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:48,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 411 states and 650 transitions. [2021-11-13 23:45:48,824 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 650 transitions. [2021-11-13 23:45:48,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:45:48,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:48,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:48,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:50,300 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 39 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:45:56,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:56,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 425 states and 676 transitions. [2021-11-13 23:45:56,929 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 676 transitions. [2021-11-13 23:45:56,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:45:56,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:56,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:56,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:57,122 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 23 proven. 29 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-13 23:46:02,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:02,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 435 states and 695 transitions. [2021-11-13 23:46:02,984 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 695 transitions. [2021-11-13 23:46:02,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:46:02,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:02,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:02,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:03,207 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 23 proven. 29 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-13 23:46:07,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:07,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 445 states and 717 transitions. [2021-11-13 23:46:07,644 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 717 transitions. [2021-11-13 23:46:07,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:46:07,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:07,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:07,838 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 23 proven. 29 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-13 23:46:08,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:08,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 446 states and 723 transitions. [2021-11-13 23:46:08,886 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 723 transitions. [2021-11-13 23:46:08,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:46:08,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:08,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:08,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:09,105 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 23 proven. 29 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-13 23:46:10,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:10,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 447 states and 725 transitions. [2021-11-13 23:46:10,101 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 725 transitions. [2021-11-13 23:46:10,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:46:10,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:10,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:10,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:15,273 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 36 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:46:25,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:25,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 458 states and 744 transitions. [2021-11-13 23:46:25,441 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 744 transitions. [2021-11-13 23:46:25,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:46:25,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:25,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:25,478 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 6 proven. 59 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:46:25,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:25,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 462 states and 747 transitions. [2021-11-13 23:46:25,544 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 747 transitions. [2021-11-13 23:46:25,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:46:25,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:25,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:25,619 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 36 proven. 11 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-13 23:46:26,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:26,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 467 states and 756 transitions. [2021-11-13 23:46:26,908 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 756 transitions. [2021-11-13 23:46:26,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:46:26,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:26,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:26,946 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 6 proven. 59 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:46:27,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:27,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 471 states and 759 transitions. [2021-11-13 23:46:27,004 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 759 transitions. [2021-11-13 23:46:27,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:46:27,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:27,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:27,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:27,038 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 6 proven. 59 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:46:27,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:27,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 475 states and 762 transitions. [2021-11-13 23:46:27,107 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 762 transitions. [2021-11-13 23:46:27,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:46:27,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:27,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:27,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:27,150 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 6 proven. 59 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:46:27,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:27,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 479 states and 765 transitions. [2021-11-13 23:46:27,219 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 765 transitions. [2021-11-13 23:46:27,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:46:27,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:27,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:27,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:27,254 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 6 proven. 59 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:46:28,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:28,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 483 states and 768 transitions. [2021-11-13 23:46:28,800 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 768 transitions. [2021-11-13 23:46:28,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:46:28,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:28,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:28,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:29,114 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 46 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-13 23:46:29,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:29,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 487 states and 771 transitions. [2021-11-13 23:46:29,197 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 771 transitions. [2021-11-13 23:46:29,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:46:29,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:29,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:29,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:29,480 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 46 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-13 23:46:30,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:30,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 491 states and 776 transitions. [2021-11-13 23:46:30,715 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 776 transitions. [2021-11-13 23:46:30,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:46:30,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:30,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:30,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:30,759 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 13 proven. 80 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:46:32,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:32,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 495 states and 781 transitions. [2021-11-13 23:46:32,086 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 781 transitions. [2021-11-13 23:46:32,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:46:32,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:32,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:32,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:32,350 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 46 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-13 23:46:33,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:33,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 496 states and 783 transitions. [2021-11-13 23:46:33,426 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 783 transitions. [2021-11-13 23:46:33,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:46:33,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:33,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:33,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:33,481 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 39 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:46:33,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:33,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 500 states and 786 transitions. [2021-11-13 23:46:33,532 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 786 transitions. [2021-11-13 23:46:33,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:46:33,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:33,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:33,712 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 23 proven. 29 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-13 23:46:33,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:33,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 504 states and 789 transitions. [2021-11-13 23:46:33,771 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 789 transitions. [2021-11-13 23:46:33,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:46:33,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:33,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:33,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:33,821 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 39 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:46:33,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:33,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 508 states and 792 transitions. [2021-11-13 23:46:33,893 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 792 transitions. [2021-11-13 23:46:33,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:46:33,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:33,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:33,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:34,114 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 23 proven. 29 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-13 23:46:34,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:34,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 512 states and 795 transitions. [2021-11-13 23:46:34,198 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 795 transitions. [2021-11-13 23:46:34,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:46:34,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:34,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:34,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:34,422 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 23 proven. 29 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-13 23:46:34,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:34,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 516 states and 798 transitions. [2021-11-13 23:46:34,505 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 798 transitions. [2021-11-13 23:46:34,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:46:34,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:34,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:34,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:34,721 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 23 proven. 29 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-13 23:46:37,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:37,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 521 states and 805 transitions. [2021-11-13 23:46:37,233 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 805 transitions. [2021-11-13 23:46:37,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:46:37,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:37,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:37,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:37,303 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 37 proven. 48 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-13 23:46:43,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:43,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 530 states and 830 transitions. [2021-11-13 23:46:43,586 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 830 transitions. [2021-11-13 23:46:43,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:46:43,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:43,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:43,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:43,655 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 37 proven. 48 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-13 23:46:48,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:48,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 537 states and 843 transitions. [2021-11-13 23:46:48,270 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 843 transitions. [2021-11-13 23:46:48,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:46:48,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:48,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:48,314 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-13 23:46:55,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:55,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 557 states and 874 transitions. [2021-11-13 23:46:55,020 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 874 transitions. [2021-11-13 23:46:55,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:46:55,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:55,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:57,153 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 36 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:46:58,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:58,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 561 states and 877 transitions. [2021-11-13 23:46:58,717 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 877 transitions. [2021-11-13 23:46:58,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:46:58,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:58,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:58,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:58,762 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-13 23:47:01,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:01,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 565 states and 883 transitions. [2021-11-13 23:47:01,007 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 883 transitions. [2021-11-13 23:47:01,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:47:01,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:01,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:03,276 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 18 proven. 64 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:47:05,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:05,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 569 states and 889 transitions. [2021-11-13 23:47:05,687 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 889 transitions. [2021-11-13 23:47:05,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:47:05,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:05,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:05,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:05,752 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 36 proven. 11 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-13 23:47:05,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:05,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 573 states and 892 transitions. [2021-11-13 23:47:05,839 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 892 transitions. [2021-11-13 23:47:05,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:47:05,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:05,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:05,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:06,461 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 36 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:47:07,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:07,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 577 states and 895 transitions. [2021-11-13 23:47:07,364 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 895 transitions. [2021-11-13 23:47:07,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:47:07,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:07,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:07,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:07,402 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 13 proven. 80 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:47:07,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:07,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 581 states and 898 transitions. [2021-11-13 23:47:07,483 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 898 transitions. [2021-11-13 23:47:07,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:47:07,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:07,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:08,444 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 32 proven. 64 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:47:09,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:09,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 585 states and 903 transitions. [2021-11-13 23:47:09,770 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 903 transitions. [2021-11-13 23:47:09,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:47:09,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:09,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:09,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:11,415 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 61 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:47:20,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:20,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 599 states and 929 transitions. [2021-11-13 23:47:20,052 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 929 transitions. [2021-11-13 23:47:20,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:47:20,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:20,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:20,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:20,119 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 37 proven. 48 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-13 23:47:20,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:20,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 603 states and 932 transitions. [2021-11-13 23:47:20,189 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 932 transitions. [2021-11-13 23:47:20,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:47:20,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:20,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:20,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:25,374 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 49 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:47:36,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:36,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 614 states and 951 transitions. [2021-11-13 23:47:36,274 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 951 transitions. [2021-11-13 23:47:36,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:47:36,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:36,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:36,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:36,352 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 37 proven. 48 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-13 23:47:36,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:36,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 618 states and 954 transitions. [2021-11-13 23:47:36,444 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 954 transitions. [2021-11-13 23:47:36,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:47:36,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:36,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:36,941 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 49 proven. 13 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-13 23:47:38,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:38,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 623 states and 964 transitions. [2021-11-13 23:47:38,443 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 964 transitions. [2021-11-13 23:47:38,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:47:38,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:38,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:38,493 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-13 23:47:38,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:38,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 627 states and 967 transitions. [2021-11-13 23:47:38,548 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 967 transitions. [2021-11-13 23:47:38,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:47:38,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:38,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:38,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:40,027 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:47:55,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:55,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 654 states and 1020 transitions. [2021-11-13 23:47:55,225 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1020 transitions. [2021-11-13 23:47:55,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:47:55,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:55,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:55,267 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-13 23:47:55,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:55,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 658 states and 1023 transitions. [2021-11-13 23:47:55,321 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1023 transitions. [2021-11-13 23:47:55,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:47:55,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:55,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:55,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:55,360 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:48:02,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:02,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 669 states and 1043 transitions. [2021-11-13 23:48:02,381 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1043 transitions. [2021-11-13 23:48:02,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:48:02,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:02,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:02,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:02,430 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-13 23:48:02,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:02,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 673 states and 1046 transitions. [2021-11-13 23:48:02,482 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1046 transitions. [2021-11-13 23:48:02,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:48:02,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:02,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:03,543 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 18 proven. 64 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:48:03,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:03,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 677 states and 1049 transitions. [2021-11-13 23:48:03,609 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1049 transitions. [2021-11-13 23:48:03,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:48:03,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:03,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:03,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:10,933 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 57 proven. 54 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:48:38,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:38,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 694 states and 1077 transitions. [2021-11-13 23:48:38,042 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1077 transitions. [2021-11-13 23:48:38,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:48:38,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:38,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:38,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:38,076 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:48:39,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:39,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 698 states and 1086 transitions. [2021-11-13 23:48:39,474 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1086 transitions. [2021-11-13 23:48:39,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:48:39,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:39,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:39,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:39,539 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 57 proven. 54 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:48:44,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:44,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 701 states and 1088 transitions. [2021-11-13 23:48:44,322 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1088 transitions. [2021-11-13 23:48:44,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:48:44,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:44,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:44,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:44,359 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:48:45,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:45,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 702 states and 1089 transitions. [2021-11-13 23:48:45,932 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1089 transitions. [2021-11-13 23:48:45,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:48:45,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:45,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:45,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:46,097 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 20 proven. 110 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-13 23:48:49,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:49,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 704 states and 1091 transitions. [2021-11-13 23:48:49,306 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1091 transitions. [2021-11-13 23:48:49,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:48:49,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:49,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:49,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:49,360 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 61 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:48:49,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:49,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 708 states and 1094 transitions. [2021-11-13 23:48:49,427 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1094 transitions. [2021-11-13 23:48:49,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:48:49,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:49,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:49,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:50,401 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 32 proven. 64 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:48:50,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:50,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 712 states and 1097 transitions. [2021-11-13 23:48:50,475 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1097 transitions. [2021-11-13 23:48:50,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:48:50,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:50,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:50,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:50,526 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 61 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:48:50,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:50,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 716 states and 1100 transitions. [2021-11-13 23:48:50,616 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1100 transitions. [2021-11-13 23:48:50,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:48:50,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:50,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:50,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:51,252 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 16 proven. 80 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-13 23:48:52,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:52,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 717 states and 1101 transitions. [2021-11-13 23:48:52,703 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1101 transitions. [2021-11-13 23:48:52,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:48:52,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:52,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:52,766 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 32 proven. 9 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-11-13 23:48:54,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:54,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 718 states and 1101 transitions. [2021-11-13 23:48:54,497 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1101 transitions. [2021-11-13 23:48:54,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:48:54,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:54,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:54,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:54,560 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 32 proven. 9 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-11-13 23:48:56,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:56,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 719 states and 1101 transitions. [2021-11-13 23:48:56,196 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1101 transitions. [2021-11-13 23:48:56,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:48:56,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:56,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:56,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:59,517 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 49 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:49:02,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:02,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 723 states and 1104 transitions. [2021-11-13 23:49:02,115 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1104 transitions. [2021-11-13 23:49:02,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:49:02,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:02,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:02,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:02,533 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 49 proven. 13 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-13 23:49:02,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:02,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 727 states and 1107 transitions. [2021-11-13 23:49:02,609 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1107 transitions. [2021-11-13 23:49:02,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:49:02,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:02,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:03,279 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 49 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:49:03,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:03,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 731 states and 1110 transitions. [2021-11-13 23:49:03,381 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1110 transitions. [2021-11-13 23:49:03,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:49:03,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:03,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:03,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:09,816 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 61 proven. 54 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:49:21,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:21,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 726 states and 1103 transitions. [2021-11-13 23:49:21,753 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1103 transitions. [2021-11-13 23:49:21,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:49:21,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:21,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:21,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:21,785 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:49:21,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:21,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 730 states and 1106 transitions. [2021-11-13 23:49:21,856 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1106 transitions. [2021-11-13 23:49:21,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:49:21,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:21,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:21,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:21,890 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-11-13 23:49:21,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:21,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 734 states and 1109 transitions. [2021-11-13 23:49:21,938 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1109 transitions. [2021-11-13 23:49:21,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:49:21,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:21,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:21,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:24,185 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 88 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:49:35,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:35,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 748 states and 1135 transitions. [2021-11-13 23:49:35,298 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1135 transitions. [2021-11-13 23:49:35,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:49:35,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:35,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:35,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:42,563 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 54 proven. 61 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:50:16,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:16,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 774 states and 1179 transitions. [2021-11-13 23:50:16,906 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1179 transitions. [2021-11-13 23:50:16,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:50:16,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:16,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:16,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:16,938 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:50:17,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:17,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 778 states and 1182 transitions. [2021-11-13 23:50:17,011 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1182 transitions. [2021-11-13 23:50:17,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:50:17,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:17,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:17,051 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-11-13 23:50:18,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:18,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 782 states and 1187 transitions. [2021-11-13 23:50:18,650 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1187 transitions. [2021-11-13 23:50:18,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:50:18,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:18,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:18,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:18,691 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:50:18,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:18,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 786 states and 1190 transitions. [2021-11-13 23:50:18,786 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1190 transitions. [2021-11-13 23:50:18,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:50:18,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:18,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:18,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:18,830 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-11-13 23:50:20,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:20,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 787 states and 1192 transitions. [2021-11-13 23:50:20,445 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1192 transitions. [2021-11-13 23:50:20,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:50:20,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:20,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:20,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:20,489 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:50:20,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:20,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 791 states and 1195 transitions. [2021-11-13 23:50:20,563 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1195 transitions. [2021-11-13 23:50:20,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:50:20,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:20,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:20,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:20,594 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:50:20,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:20,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 795 states and 1198 transitions. [2021-11-13 23:50:20,664 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1198 transitions. [2021-11-13 23:50:20,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:50:20,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:20,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:20,703 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:50:20,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:20,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 799 states and 1201 transitions. [2021-11-13 23:50:20,781 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1201 transitions. [2021-11-13 23:50:20,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:50:20,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:20,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:20,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:21,655 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 27 proven. 142 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-13 23:50:30,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:30,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 804 states and 1206 transitions. [2021-11-13 23:50:30,497 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1206 transitions. [2021-11-13 23:50:30,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:50:30,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:30,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:30,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:38,594 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 64 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:54,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:54,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 815 states and 1225 transitions. [2021-11-13 23:50:54,130 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1225 transitions. [2021-11-13 23:50:54,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:50:54,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:54,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:54,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:54,626 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 65 proven. 46 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-11-13 23:50:56,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:56,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 820 states and 1235 transitions. [2021-11-13 23:50:56,545 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1235 transitions. [2021-11-13 23:50:56,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:50:56,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:56,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:56,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:56,611 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 51 proven. 95 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-13 23:51:08,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:08,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 833 states and 1268 transitions. [2021-11-13 23:51:08,123 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1268 transitions. [2021-11-13 23:51:08,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:51:08,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:08,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:08,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:08,338 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 51 proven. 95 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-13 23:51:17,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:17,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 844 states and 1289 transitions. [2021-11-13 23:51:17,129 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1289 transitions. [2021-11-13 23:51:17,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:51:17,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:17,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:17,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:17,195 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 51 proven. 95 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-13 23:51:19,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:19,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 848 states and 1294 transitions. [2021-11-13 23:51:19,189 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1294 transitions. [2021-11-13 23:51:19,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:51:19,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:19,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:19,266 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 51 proven. 95 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-13 23:51:21,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:21,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 849 states and 1297 transitions. [2021-11-13 23:51:21,174 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1297 transitions. [2021-11-13 23:51:21,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:51:21,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:21,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:21,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:21,388 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 20 proven. 114 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-13 23:51:25,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:25,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 854 states and 1303 transitions. [2021-11-13 23:51:25,241 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1303 transitions. [2021-11-13 23:51:25,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:51:25,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:25,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:26,128 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 19 proven. 127 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-13 23:51:29,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:29,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 856 states and 1305 transitions. [2021-11-13 23:51:29,658 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1305 transitions. [2021-11-13 23:51:29,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:51:29,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:29,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:29,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:29,709 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 88 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:29,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:29,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 860 states and 1308 transitions. [2021-11-13 23:51:29,789 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1308 transitions. [2021-11-13 23:51:29,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:51:29,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:29,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:29,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:30,511 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 19 proven. 127 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-13 23:51:33,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:33,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 865 states and 1314 transitions. [2021-11-13 23:51:33,913 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1314 transitions. [2021-11-13 23:51:33,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:51:33,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:33,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:33,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:33,980 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 88 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:34,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:34,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 869 states and 1317 transitions. [2021-11-13 23:51:34,066 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1317 transitions. [2021-11-13 23:51:34,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:51:34,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:34,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:34,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:40,837 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 46 proven. 156 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:51:47,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:47,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 874 states and 1324 transitions. [2021-11-13 23:51:47,310 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1324 transitions. [2021-11-13 23:51:47,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:51:47,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:47,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:47,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:47,432 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 64 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:47,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:47,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 878 states and 1327 transitions. [2021-11-13 23:51:47,545 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1327 transitions. [2021-11-13 23:51:47,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:51:47,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:47,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:47,630 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 64 proven. 15 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-13 23:51:47,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:47,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 882 states and 1330 transitions. [2021-11-13 23:51:47,736 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1330 transitions. [2021-11-13 23:51:47,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:51:47,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:47,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:47,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:47,839 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 64 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:47,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:47,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 886 states and 1333 transitions. [2021-11-13 23:51:47,938 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1333 transitions. [2021-11-13 23:51:47,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:51:47,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:47,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:47,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:48,019 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 51 proven. 95 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-13 23:51:48,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:48,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 890 states and 1336 transitions. [2021-11-13 23:51:48,125 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1336 transitions. [2021-11-13 23:51:48,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:51:48,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:48,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:48,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:50,842 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 120 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:04,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:04,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 904 states and 1362 transitions. [2021-11-13 23:52:04,884 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1362 transitions. [2021-11-13 23:52:04,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:52:04,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:04,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:04,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:04,956 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 51 proven. 95 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-13 23:52:05,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:05,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 908 states and 1365 transitions. [2021-11-13 23:52:05,063 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1365 transitions. [2021-11-13 23:52:05,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:52:05,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:05,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:05,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:05,293 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 51 proven. 95 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-13 23:52:07,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:07,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 912 states and 1370 transitions. [2021-11-13 23:52:07,627 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1370 transitions. [2021-11-13 23:52:07,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:52:07,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:07,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:07,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:07,703 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 51 proven. 95 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-13 23:52:07,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:07,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 916 states and 1373 transitions. [2021-11-13 23:52:07,795 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1373 transitions. [2021-11-13 23:52:07,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:52:07,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:07,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:07,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:07,868 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 51 proven. 95 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-13 23:52:09,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:09,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 920 states and 1378 transitions. [2021-11-13 23:52:09,630 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1378 transitions. [2021-11-13 23:52:09,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:52:09,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:09,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:09,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:09,671 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 27 proven. 168 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-13 23:52:24,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:24,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 931 states and 1398 transitions. [2021-11-13 23:52:24,932 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1398 transitions. [2021-11-13 23:52:24,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:52:24,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:24,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:24,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:26,782 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 27 proven. 163 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-13 23:52:50,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:50,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 963 states and 1454 transitions. [2021-11-13 23:52:50,262 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1454 transitions. [2021-11-13 23:52:50,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:52:50,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:50,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:50,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:50,954 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 19 proven. 127 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-13 23:52:54,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:54,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 968 states and 1461 transitions. [2021-11-13 23:52:54,444 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1461 transitions. [2021-11-13 23:52:54,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:52:54,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:54,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:54,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:54,487 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 27 proven. 163 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-13 23:53:03,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:03,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 979 states and 1482 transitions. [2021-11-13 23:53:03,996 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1482 transitions. [2021-11-13 23:53:03,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:53:03,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:03,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:04,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:04,875 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 19 proven. 127 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-13 23:53:04,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:04,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 983 states and 1485 transitions. [2021-11-13 23:53:04,971 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1485 transitions. [2021-11-13 23:53:04,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:53:04,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:04,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:04,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:05,007 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 27 proven. 163 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-13 23:53:08,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:08,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 988 states and 1497 transitions. [2021-11-13 23:53:08,773 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1497 transitions. [2021-11-13 23:53:08,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:53:08,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:08,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:08,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:08,812 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 27 proven. 168 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-13 23:53:10,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:10,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 989 states and 1497 transitions. [2021-11-13 23:53:10,955 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1497 transitions. [2021-11-13 23:53:10,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:53:10,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:10,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:10,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:13,343 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 27 proven. 114 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-13 23:53:15,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:15,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 993 states and 1500 transitions. [2021-11-13 23:53:15,469 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1500 transitions. [2021-11-13 23:53:15,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:53:15,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:15,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:15,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:15,510 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 27 proven. 168 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-13 23:53:22,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:22,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 999 states and 1509 transitions. [2021-11-13 23:53:22,020 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1509 transitions. [2021-11-13 23:53:22,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:53:22,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:22,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:22,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:22,055 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 27 proven. 163 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-13 23:53:24,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:24,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 1000 states and 1509 transitions. [2021-11-13 23:53:24,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1509 transitions. [2021-11-13 23:53:24,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 23:53:24,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:24,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:24,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:35,400 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 81 proven. 175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:56,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:56,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1011 states and 1528 transitions. [2021-11-13 23:53:56,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1528 transitions. [2021-11-13 23:53:56,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 23:53:56,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:56,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:57,988 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 45 proven. 114 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-13 23:53:59,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:59,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1015 states and 1531 transitions. [2021-11-13 23:53:59,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1531 transitions. [2021-11-13 23:53:59,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 23:53:59,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:59,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:59,802 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 81 proven. 17 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-11-13 23:54:02,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:02,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 1020 states and 1541 transitions. [2021-11-13 23:54:02,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1541 transitions. [2021-11-13 23:54:02,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 23:54:02,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:02,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:02,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:03,486 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 25 proven. 124 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2021-11-13 23:54:05,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:05,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1021 states and 1544 transitions. [2021-11-13 23:54:05,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1544 transitions. [2021-11-13 23:54:05,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:54:05,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:05,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:05,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:07,599 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 46 proven. 156 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:54:07,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:07,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1025 states and 1547 transitions. [2021-11-13 23:54:07,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1547 transitions. [2021-11-13 23:54:07,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:54:07,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:07,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:07,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:07,749 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 45 proven. 11 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2021-11-13 23:54:10,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:10,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1026 states and 1550 transitions. [2021-11-13 23:54:10,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1550 transitions. [2021-11-13 23:54:10,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:54:10,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:10,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:10,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:10,149 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 45 proven. 11 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2021-11-13 23:54:12,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:12,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1027 states and 1550 transitions. [2021-11-13 23:54:12,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1550 transitions. [2021-11-13 23:54:12,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:54:12,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:12,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:12,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:12,163 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 120 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:12,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:12,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1031 states and 1553 transitions. [2021-11-13 23:54:12,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1553 transitions. [2021-11-13 23:54:12,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:54:12,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:12,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:12,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:12,309 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 120 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:12,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:12,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1035 states and 1556 transitions. [2021-11-13 23:54:12,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1556 transitions. [2021-11-13 23:54:12,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:54:12,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:12,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:12,584 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 27 proven. 168 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-13 23:54:12,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:12,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1039 states and 1559 transitions. [2021-11-13 23:54:12,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1559 transitions. [2021-11-13 23:54:12,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:54:12,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:12,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:12,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:12,720 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 27 proven. 163 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-13 23:54:12,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:12,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 1043 states and 1562 transitions. [2021-11-13 23:54:12,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1562 transitions. [2021-11-13 23:54:12,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:54:12,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:12,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:12,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:12,850 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 27 proven. 168 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-13 23:54:25,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:25,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1052 states and 1574 transitions. [2021-11-13 23:54:25,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1574 transitions. [2021-11-13 23:54:25,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:54:25,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:25,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:25,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:25,874 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 27 proven. 163 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-13 23:54:26,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:26,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1056 states and 1577 transitions. [2021-11-13 23:54:26,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1577 transitions. [2021-11-13 23:54:26,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:54:26,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:26,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:26,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:26,165 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 27 proven. 168 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-13 23:54:29,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:29,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1061 states and 1584 transitions. [2021-11-13 23:54:29,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1584 transitions. [2021-11-13 23:54:29,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:54:29,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:29,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:29,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:29,990 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 27 proven. 163 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-13 23:54:30,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:30,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1065 states and 1587 transitions. [2021-11-13 23:54:30,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1587 transitions. [2021-11-13 23:54:30,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:54:30,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:30,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:30,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:30,118 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 27 proven. 163 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-13 23:54:30,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:30,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1069 states and 1590 transitions. [2021-11-13 23:54:30,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1590 transitions. [2021-11-13 23:54:30,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:54:30,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:30,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:30,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:30,248 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 27 proven. 163 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-13 23:54:30,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:30,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1073 states and 1593 transitions. [2021-11-13 23:54:30,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1593 transitions. [2021-11-13 23:54:30,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:54:30,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:30,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:30,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:30,524 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 27 proven. 163 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-13 23:54:30,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:30,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 1077 states and 1596 transitions. [2021-11-13 23:54:30,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1596 transitions. [2021-11-13 23:54:30,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:54:30,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:30,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:30,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:30,665 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 27 proven. 163 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-13 23:54:30,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:30,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1081 states and 1599 transitions. [2021-11-13 23:54:30,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1599 transitions. [2021-11-13 23:54:30,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 23:54:30,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:30,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:30,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat