./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test01-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60663463-da98-4d39-a423-416c70246ac9/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60663463-da98-4d39-a423-416c70246ac9/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60663463-da98-4d39-a423-416c70246ac9/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60663463-da98-4d39-a423-416c70246ac9/bin/ukojak-vF6T2TMglN/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test01-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60663463-da98-4d39-a423-416c70246ac9/bin/ukojak-vF6T2TMglN/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60663463-da98-4d39-a423-416c70246ac9/bin/ukojak-vF6T2TMglN --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 232b8770d72be0c69bb3b6e33b82b59b612dcbb47eb932e66c113d1f5f5b981f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:29:46,841 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:29:46,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:29:46,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:29:46,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:29:46,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:29:46,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:29:46,882 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:29:46,884 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:29:46,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:29:46,887 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:29:46,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:29:46,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:29:46,891 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:29:46,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:29:46,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:29:46,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:29:46,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:29:46,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:29:46,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:29:46,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:29:46,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:29:46,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:29:46,909 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:29:46,913 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:29:46,913 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:29:46,914 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:29:46,915 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:29:46,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:29:46,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:29:46,917 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:29:46,919 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:29:46,920 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:29:46,921 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:29:46,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:29:46,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:29:46,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:29:46,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:29:46,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:29:46,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:29:46,927 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:29:46,928 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60663463-da98-4d39-a423-416c70246ac9/bin/ukojak-vF6T2TMglN/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-21 05:29:46,952 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:29:46,953 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:29:46,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:29:46,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:29:46,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:29:46,955 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:29:46,956 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 05:29:46,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:29:46,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:29:46,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:29:46,957 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-21 05:29:46,957 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-21 05:29:46,957 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-21 05:29:46,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:29:46,958 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:29:46,958 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:29:46,958 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:29:46,959 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:29:46,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:29:46,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:29:46,960 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:29:46,960 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:29:46,960 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:29:46,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:29:46,961 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_60663463-da98-4d39-a423-416c70246ac9/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60663463-da98-4d39-a423-416c70246ac9/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 232b8770d72be0c69bb3b6e33b82b59b612dcbb47eb932e66c113d1f5f5b981f [2021-11-21 05:29:47,304 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:29:47,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:29:47,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:29:47,345 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:29:47,348 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:29:47,350 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60663463-da98-4d39-a423-416c70246ac9/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test01-2.i [2021-11-21 05:29:47,442 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60663463-da98-4d39-a423-416c70246ac9/bin/ukojak-vF6T2TMglN/data/8d603fc94/ded4a91a03ea4accb5e424d7a2f608ff/FLAG0197323e3 [2021-11-21 05:29:47,946 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:29:47,947 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60663463-da98-4d39-a423-416c70246ac9/sv-benchmarks/c/memsafety-ext2/complex_data_creation_test01-2.i [2021-11-21 05:29:47,959 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60663463-da98-4d39-a423-416c70246ac9/bin/ukojak-vF6T2TMglN/data/8d603fc94/ded4a91a03ea4accb5e424d7a2f608ff/FLAG0197323e3 [2021-11-21 05:29:48,255 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60663463-da98-4d39-a423-416c70246ac9/bin/ukojak-vF6T2TMglN/data/8d603fc94/ded4a91a03ea4accb5e424d7a2f608ff [2021-11-21 05:29:48,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:29:48,259 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:29:48,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:29:48,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:29:48,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:29:48,265 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:29:48" (1/1) ... [2021-11-21 05:29:48,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13f0d995 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:29:48, skipping insertion in model container [2021-11-21 05:29:48,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:29:48" (1/1) ... [2021-11-21 05:29:48,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:29:48,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:29:48,645 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:29:48,653 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:29:48,732 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:29:48,767 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:29:48,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:29:48 WrapperNode [2021-11-21 05:29:48,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:29:48,769 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:29:48,769 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:29:48,769 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:29:48,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:29:48" (1/1) ... [2021-11-21 05:29:48,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:29:48" (1/1) ... [2021-11-21 05:29:48,850 INFO L137 Inliner]: procedures = 126, calls = 62, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 281 [2021-11-21 05:29:48,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:29:48,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:29:48,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:29:48,851 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:29:48,859 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:29:48" (1/1) ... [2021-11-21 05:29:48,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:29:48" (1/1) ... [2021-11-21 05:29:48,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:29:48" (1/1) ... [2021-11-21 05:29:48,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:29:48" (1/1) ... [2021-11-21 05:29:48,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:29:48" (1/1) ... [2021-11-21 05:29:48,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:29:48" (1/1) ... [2021-11-21 05:29:48,901 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:29:48" (1/1) ... [2021-11-21 05:29:48,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:29:48,907 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:29:48,907 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:29:48,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:29:48,908 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:29:48" (1/1) ... [2021-11-21 05:29:48,916 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:29:48,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60663463-da98-4d39-a423-416c70246ac9/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:29:48,940 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60663463-da98-4d39-a423-416c70246ac9/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:29:48,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60663463-da98-4d39-a423-416c70246ac9/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:29:48,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 05:29:48,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 05:29:48,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 05:29:48,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:29:48,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 05:29:48,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 05:29:48,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 05:29:48,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 05:29:48,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 05:29:48,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:29:48,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:29:48,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:29:49,088 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:29:49,090 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:29:49,868 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:29:49,972 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:29:49,972 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-21 05:29:49,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:29:49 BoogieIcfgContainer [2021-11-21 05:29:49,976 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:29:49,977 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:29:49,977 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:29:49,988 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:29:49,989 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:29:49" (1/1) ... [2021-11-21 05:29:49,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:29:50,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:50,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 236 states and 257 transitions. [2021-11-21 05:29:50,073 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 257 transitions. [2021-11-21 05:29:50,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 05:29:50,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:50,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:50,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:50,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:50,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:50,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 238 states and 260 transitions. [2021-11-21 05:29:50,358 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 260 transitions. [2021-11-21 05:29:50,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 05:29:50,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:50,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:50,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:50,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:50,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 240 states and 263 transitions. [2021-11-21 05:29:50,641 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 263 transitions. [2021-11-21 05:29:50,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:29:50,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:50,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:50,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:50,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:50,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:50,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 241 states and 265 transitions. [2021-11-21 05:29:50,839 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 265 transitions. [2021-11-21 05:29:50,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:29:50,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:50,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:50,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:50,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:51,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:51,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 242 states and 267 transitions. [2021-11-21 05:29:51,169 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 267 transitions. [2021-11-21 05:29:51,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 05:29:51,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:51,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:51,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:51,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:51,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:51,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 244 states and 272 transitions. [2021-11-21 05:29:51,511 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 272 transitions. [2021-11-21 05:29:51,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 05:29:51,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:51,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:51,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:51,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:51,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:51,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 245 states and 273 transitions. [2021-11-21 05:29:51,799 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 273 transitions. [2021-11-21 05:29:51,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:29:51,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:51,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:51,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:51,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:51,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:51,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 247 states and 277 transitions. [2021-11-21 05:29:51,974 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 277 transitions. [2021-11-21 05:29:51,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:29:51,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:51,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:52,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:52,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:52,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:52,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 250 states and 283 transitions. [2021-11-21 05:29:52,441 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 283 transitions. [2021-11-21 05:29:52,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:29:52,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:52,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:52,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:52,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:52,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:52,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 247 states and 279 transitions. [2021-11-21 05:29:52,551 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 279 transitions. [2021-11-21 05:29:52,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:29:52,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:52,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:52,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:52,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:54,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:54,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 252 states and 287 transitions. [2021-11-21 05:29:54,090 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 287 transitions. [2021-11-21 05:29:54,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 05:29:54,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:54,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:54,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:54,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:54,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:54,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 249 states and 283 transitions. [2021-11-21 05:29:54,125 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 283 transitions. [2021-11-21 05:29:54,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 05:29:54,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:54,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:54,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:54,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:54,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 248 states and 282 transitions. [2021-11-21 05:29:54,257 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 282 transitions. [2021-11-21 05:29:54,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 05:29:54,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:54,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:54,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:54,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:54,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:54,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 247 states and 281 transitions. [2021-11-21 05:29:54,595 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 281 transitions. [2021-11-21 05:29:54,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:29:54,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:54,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:54,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:54,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:54,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:54,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 249 states and 285 transitions. [2021-11-21 05:29:54,632 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 285 transitions. [2021-11-21 05:29:54,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:29:54,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:54,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:54,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:55,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:55,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 251 states and 289 transitions. [2021-11-21 05:29:55,091 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 289 transitions. [2021-11-21 05:29:55,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:29:55,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:55,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:55,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:55,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:55,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:55,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 252 states and 291 transitions. [2021-11-21 05:29:55,391 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 291 transitions. [2021-11-21 05:29:55,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:29:55,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:55,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:55,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:55,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:56,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:56,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 255 states and 297 transitions. [2021-11-21 05:29:56,438 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 297 transitions. [2021-11-21 05:29:56,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:29:56,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:56,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:56,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:56,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:57,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:57,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 258 states and 304 transitions. [2021-11-21 05:29:57,950 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 304 transitions. [2021-11-21 05:29:57,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:29:57,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:57,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:57,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:57,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:29:58,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:58,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 258 states and 303 transitions. [2021-11-21 05:29:58,284 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 303 transitions. [2021-11-21 05:29:58,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:29:58,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:58,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:58,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:29:58,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:58,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 259 states and 303 transitions. [2021-11-21 05:29:58,621 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 303 transitions. [2021-11-21 05:29:58,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:29:58,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:58,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:58,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:29:58,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:58,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 260 states and 304 transitions. [2021-11-21 05:29:58,680 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 304 transitions. [2021-11-21 05:29:58,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:29:58,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:58,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:58,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:58,729 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:29:58,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:58,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 261 states and 305 transitions. [2021-11-21 05:29:58,756 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 305 transitions. [2021-11-21 05:29:58,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:29:58,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:58,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:59,035 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:00,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:00,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 265 states and 312 transitions. [2021-11-21 05:30:00,400 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 312 transitions. [2021-11-21 05:30:00,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:30:00,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:00,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:00,922 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:02,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:02,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 268 states and 321 transitions. [2021-11-21 05:30:02,890 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 321 transitions. [2021-11-21 05:30:02,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:30:02,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:02,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:02,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:02,920 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:30:03,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:03,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 269 states and 322 transitions. [2021-11-21 05:30:03,256 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 322 transitions. [2021-11-21 05:30:03,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:30:03,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:03,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:03,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:03,279 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:30:03,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:03,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 269 states and 321 transitions. [2021-11-21 05:30:03,739 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 321 transitions. [2021-11-21 05:30:03,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:30:03,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:03,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:03,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:03,966 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:05,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:05,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 272 states and 326 transitions. [2021-11-21 05:30:05,457 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 326 transitions. [2021-11-21 05:30:05,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:30:05,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:05,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:05,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:06,117 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:08,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:08,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 275 states and 335 transitions. [2021-11-21 05:30:08,338 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 335 transitions. [2021-11-21 05:30:08,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:30:08,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:08,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:08,366 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 05:30:08,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:08,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 275 states and 334 transitions. [2021-11-21 05:30:08,749 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 334 transitions. [2021-11-21 05:30:08,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:30:08,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:08,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:08,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:08,780 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 05:30:09,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:09,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 276 states and 334 transitions. [2021-11-21 05:30:09,193 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 334 transitions. [2021-11-21 05:30:09,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:30:09,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:09,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:09,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:09,415 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:30:11,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:11,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 279 states and 339 transitions. [2021-11-21 05:30:11,038 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 339 transitions. [2021-11-21 05:30:11,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:30:11,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:11,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:11,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:11,822 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:14,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:14,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 282 states and 348 transitions. [2021-11-21 05:30:14,620 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 348 transitions. [2021-11-21 05:30:14,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:30:14,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:14,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:14,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:14,656 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 05:30:15,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:15,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 282 states and 347 transitions. [2021-11-21 05:30:15,033 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 347 transitions. [2021-11-21 05:30:15,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:30:15,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:15,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:15,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:15,064 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 05:30:15,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:15,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 283 states and 347 transitions. [2021-11-21 05:30:15,490 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 347 transitions. [2021-11-21 05:30:15,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:30:15,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:15,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:15,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:15,593 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 05:30:17,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:17,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 286 states and 352 transitions. [2021-11-21 05:30:17,121 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 352 transitions. [2021-11-21 05:30:17,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:30:17,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:17,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:18,280 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:21,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:21,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 289 states and 361 transitions. [2021-11-21 05:30:21,392 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 361 transitions. [2021-11-21 05:30:21,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:30:21,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:21,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:21,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:21,424 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-21 05:30:21,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:21,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 289 states and 360 transitions. [2021-11-21 05:30:21,850 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 360 transitions. [2021-11-21 05:30:21,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:30:21,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:21,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:21,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:21,883 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-21 05:30:22,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:22,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 290 states and 360 transitions. [2021-11-21 05:30:22,328 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 360 transitions. [2021-11-21 05:30:22,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:30:22,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:22,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:22,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:22,430 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-21 05:30:24,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:24,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 293 states and 365 transitions. [2021-11-21 05:30:24,241 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 365 transitions. [2021-11-21 05:30:24,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:30:24,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:24,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:25,315 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:28,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:28,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 296 states and 374 transitions. [2021-11-21 05:30:28,780 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 374 transitions. [2021-11-21 05:30:28,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:30:28,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:28,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:28,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:28,814 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-21 05:30:29,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:29,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 297 states and 375 transitions. [2021-11-21 05:30:29,353 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 375 transitions. [2021-11-21 05:30:29,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:30:29,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:29,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:29,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:29,450 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-21 05:30:29,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:29,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 297 states and 374 transitions. [2021-11-21 05:30:29,969 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 374 transitions. [2021-11-21 05:30:29,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:30:29,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:29,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:29,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:30,071 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-21 05:30:32,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:32,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 300 states and 379 transitions. [2021-11-21 05:30:32,076 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 379 transitions. [2021-11-21 05:30:32,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:30:32,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:32,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:32,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:33,170 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:36,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:36,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 303 states and 388 transitions. [2021-11-21 05:30:36,992 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 388 transitions. [2021-11-21 05:30:36,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:30:36,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:36,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:37,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:37,027 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-21 05:30:37,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:37,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 304 states and 389 transitions. [2021-11-21 05:30:37,585 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 389 transitions. [2021-11-21 05:30:37,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:30:37,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:37,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:37,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:37,615 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-21 05:30:38,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:38,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 304 states and 388 transitions. [2021-11-21 05:30:38,193 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 388 transitions. [2021-11-21 05:30:38,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:30:38,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:38,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:38,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:38,311 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-21 05:30:40,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:40,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 307 states and 393 transitions. [2021-11-21 05:30:40,335 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 393 transitions. [2021-11-21 05:30:40,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:30:40,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:40,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:40,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:41,644 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:45,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:45,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 310 states and 402 transitions. [2021-11-21 05:30:45,831 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 402 transitions. [2021-11-21 05:30:45,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:30:45,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:45,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:45,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:45,866 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-21 05:30:46,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:46,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 311 states and 403 transitions. [2021-11-21 05:30:46,448 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 403 transitions. [2021-11-21 05:30:46,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:30:46,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:46,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:46,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:46,475 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-21 05:30:47,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:47,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 311 states and 402 transitions. [2021-11-21 05:30:47,103 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 402 transitions. [2021-11-21 05:30:47,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:30:47,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:47,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:47,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:47,226 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-21 05:30:49,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:49,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 314 states and 407 transitions. [2021-11-21 05:30:49,448 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 407 transitions. [2021-11-21 05:30:49,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:30:49,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:49,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:49,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:50,948 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:55,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:55,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 317 states and 416 transitions. [2021-11-21 05:30:55,500 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 416 transitions. [2021-11-21 05:30:55,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:30:55,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:55,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:55,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:55,532 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-21 05:30:56,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:56,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 317 states and 415 transitions. [2021-11-21 05:30:56,209 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 415 transitions. [2021-11-21 05:30:56,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:30:56,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:56,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:56,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:56,245 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-21 05:30:56,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:56,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 318 states and 415 transitions. [2021-11-21 05:30:56,936 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 415 transitions. [2021-11-21 05:30:56,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:30:56,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:56,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:57,072 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-21 05:30:59,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:59,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 321 states and 420 transitions. [2021-11-21 05:30:59,422 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 420 transitions. [2021-11-21 05:30:59,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:30:59,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:59,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:59,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:00,958 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:31:06,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:06,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 324 states and 429 transitions. [2021-11-21 05:31:06,214 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 429 transitions. [2021-11-21 05:31:06,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:31:06,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:06,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:06,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:06,247 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-21 05:31:07,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:07,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 325 states and 430 transitions. [2021-11-21 05:31:07,110 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 430 transitions. [2021-11-21 05:31:07,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:31:07,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:07,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:07,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:07,139 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-21 05:31:07,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:07,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 325 states and 429 transitions. [2021-11-21 05:31:07,886 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 429 transitions. [2021-11-21 05:31:07,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:31:07,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:07,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:07,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:08,026 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-21 05:31:10,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:10,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 328 states and 434 transitions. [2021-11-21 05:31:10,365 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 434 transitions. [2021-11-21 05:31:10,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:31:10,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:10,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:10,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:12,118 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:31:17,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:17,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 331 states and 443 transitions. [2021-11-21 05:31:17,634 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 443 transitions. [2021-11-21 05:31:17,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 05:31:17,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:17,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:17,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:17,667 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2021-11-21 05:31:18,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:18,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 331 states and 442 transitions. [2021-11-21 05:31:18,349 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 442 transitions. [2021-11-21 05:31:18,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 05:31:18,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:18,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:18,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:18,386 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2021-11-21 05:31:19,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:19,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 332 states and 442 transitions. [2021-11-21 05:31:19,188 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 442 transitions. [2021-11-21 05:31:19,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:31:19,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:19,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:19,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:19,391 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-21 05:31:22,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:22,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 335 states and 447 transitions. [2021-11-21 05:31:22,125 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 447 transitions. [2021-11-21 05:31:22,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:31:22,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:22,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:22,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:23,849 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:31:29,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:29,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 338 states and 456 transitions. [2021-11-21 05:31:29,950 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 456 transitions. [2021-11-21 05:31:29,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:31:29,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:29,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:29,982 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2021-11-21 05:31:30,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:30,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 338 states and 455 transitions. [2021-11-21 05:31:30,935 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 455 transitions. [2021-11-21 05:31:30,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:31:30,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:30,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:30,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:30,975 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2021-11-21 05:31:31,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:31,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 339 states and 455 transitions. [2021-11-21 05:31:31,772 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 455 transitions. [2021-11-21 05:31:31,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:31:31,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:31,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:31,979 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2021-11-21 05:31:34,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:34,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 342 states and 460 transitions. [2021-11-21 05:31:34,796 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 460 transitions. [2021-11-21 05:31:34,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:31:34,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:34,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:36,547 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:31:43,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:43,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 345 states and 469 transitions. [2021-11-21 05:31:43,168 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 469 transitions. [2021-11-21 05:31:43,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:31:43,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:43,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:43,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:43,202 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2021-11-21 05:31:44,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:44,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 346 states and 470 transitions. [2021-11-21 05:31:44,002 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 470 transitions. [2021-11-21 05:31:44,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:31:44,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:44,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:44,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:44,040 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2021-11-21 05:31:44,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:44,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 346 states and 469 transitions. [2021-11-21 05:31:44,836 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 469 transitions. [2021-11-21 05:31:44,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:31:44,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:44,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:44,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:45,005 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2021-11-21 05:31:47,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:47,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 349 states and 474 transitions. [2021-11-21 05:31:47,982 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 474 transitions. [2021-11-21 05:31:47,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:31:47,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:47,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:48,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:49,900 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:31:56,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:56,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 352 states and 483 transitions. [2021-11-21 05:31:56,841 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 483 transitions. [2021-11-21 05:31:56,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:31:56,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:56,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:56,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:56,880 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2021-11-21 05:31:57,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:57,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 353 states and 484 transitions. [2021-11-21 05:31:57,719 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 484 transitions. [2021-11-21 05:31:57,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:31:57,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:57,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:57,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:57,749 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2021-11-21 05:31:58,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:58,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 353 states and 483 transitions. [2021-11-21 05:31:58,601 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 483 transitions. [2021-11-21 05:31:58,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:31:58,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:58,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:58,792 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-11-21 05:32:02,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:02,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 356 states and 488 transitions. [2021-11-21 05:32:02,136 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 488 transitions. [2021-11-21 05:32:02,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:32:02,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:02,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:02,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:04,110 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:32:11,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:11,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 359 states and 497 transitions. [2021-11-21 05:32:11,621 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 497 transitions. [2021-11-21 05:32:11,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:32:11,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:11,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:11,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:11,654 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2021-11-21 05:32:12,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:12,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 359 states and 496 transitions. [2021-11-21 05:32:12,537 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 496 transitions. [2021-11-21 05:32:12,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:32:12,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:12,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:12,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:12,575 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2021-11-21 05:32:13,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:13,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 360 states and 496 transitions. [2021-11-21 05:32:13,526 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 496 transitions. [2021-11-21 05:32:13,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:32:13,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:13,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:13,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:13,761 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2021-11-21 05:32:17,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:17,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 363 states and 501 transitions. [2021-11-21 05:32:17,030 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 501 transitions. [2021-11-21 05:32:17,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:32:17,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:17,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:19,125 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:32:27,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:27,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 366 states and 510 transitions. [2021-11-21 05:32:27,299 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 510 transitions. [2021-11-21 05:32:27,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:32:27,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:27,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:27,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:27,333 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-11-21 05:32:28,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:28,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 367 states and 511 transitions. [2021-11-21 05:32:28,285 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 511 transitions. [2021-11-21 05:32:28,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:32:28,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:28,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:28,320 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-11-21 05:32:29,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:29,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 367 states and 510 transitions. [2021-11-21 05:32:29,248 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 510 transitions. [2021-11-21 05:32:29,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:32:29,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:29,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:29,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:29,442 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2021-11-21 05:32:32,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:32,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 370 states and 515 transitions. [2021-11-21 05:32:32,875 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 515 transitions. [2021-11-21 05:32:32,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:32:32,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:32,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:32,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:35,204 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:32:43,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:43,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 373 states and 524 transitions. [2021-11-21 05:32:43,837 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 524 transitions. [2021-11-21 05:32:43,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 05:32:43,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:43,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:43,882 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2021-11-21 05:32:44,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:44,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 374 states and 525 transitions. [2021-11-21 05:32:44,890 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 525 transitions. [2021-11-21 05:32:44,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 05:32:44,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:44,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:44,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:44,933 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2021-11-21 05:32:45,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:45,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 374 states and 524 transitions. [2021-11-21 05:32:45,887 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 524 transitions. [2021-11-21 05:32:45,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:32:45,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:45,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:45,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:46,095 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2021-11-21 05:32:49,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:49,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 377 states and 529 transitions. [2021-11-21 05:32:49,719 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 529 transitions. [2021-11-21 05:32:49,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:32:49,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:49,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:49,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:52,085 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:01,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:01,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 380 states and 538 transitions. [2021-11-21 05:33:01,554 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 538 transitions. [2021-11-21 05:33:01,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:33:01,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:01,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:01,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:01,594 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2021-11-21 05:33:02,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:02,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 381 states and 539 transitions. [2021-11-21 05:33:02,649 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 539 transitions. [2021-11-21 05:33:02,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:33:02,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:02,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:02,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:02,680 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2021-11-21 05:33:03,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:03,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 381 states and 538 transitions. [2021-11-21 05:33:03,834 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 538 transitions. [2021-11-21 05:33:03,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 05:33:03,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:03,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:03,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:04,113 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 426 trivial. 0 not checked. [2021-11-21 05:33:07,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:07,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 384 states and 543 transitions. [2021-11-21 05:33:07,941 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 543 transitions. [2021-11-21 05:33:07,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 05:33:07,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:07,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:07,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:10,337 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:20,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:20,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 387 states and 552 transitions. [2021-11-21 05:33:20,192 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 552 transitions. [2021-11-21 05:33:20,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:33:20,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:20,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:20,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:20,231 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2021-11-21 05:33:21,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:21,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 388 states and 553 transitions. [2021-11-21 05:33:21,425 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 553 transitions. [2021-11-21 05:33:21,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:33:21,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:21,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:21,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:21,451 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2021-11-21 05:33:22,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:22,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 388 states and 552 transitions. [2021-11-21 05:33:22,499 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 552 transitions. [2021-11-21 05:33:22,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 05:33:22,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:22,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:22,724 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 478 trivial. 0 not checked. [2021-11-21 05:33:26,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:26,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 391 states and 557 transitions. [2021-11-21 05:33:26,552 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 557 transitions. [2021-11-21 05:33:26,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 05:33:26,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:26,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:26,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:29,343 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:39,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:39,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 394 states and 566 transitions. [2021-11-21 05:33:39,956 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 566 transitions. [2021-11-21 05:33:39,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:33:39,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:39,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:40,005 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2021-11-21 05:33:41,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:41,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 395 states and 567 transitions. [2021-11-21 05:33:41,247 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 567 transitions. [2021-11-21 05:33:41,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:33:41,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:41,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:41,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:41,287 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2021-11-21 05:33:42,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:42,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 395 states and 566 transitions. [2021-11-21 05:33:42,431 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 566 transitions. [2021-11-21 05:33:42,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:33:42,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:42,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:42,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:48,977 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 572 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:56,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:56,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 396 states and 567 transitions. [2021-11-21 05:33:56,549 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 567 transitions. [2021-11-21 05:33:56,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:33:56,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:56,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:56,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:56,630 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 572 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:58,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:58,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 300 states and 334 transitions. [2021-11-21 05:33:58,692 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 334 transitions. [2021-11-21 05:33:58,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 05:33:58,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:58,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:58,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:58,731 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:33:58,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:58,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 299 states and 332 transitions. [2021-11-21 05:33:58,921 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 332 transitions. [2021-11-21 05:33:58,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 05:33:58,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:58,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:58,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:58,974 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:33:59,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:59,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 302 states and 337 transitions. [2021-11-21 05:33:59,069 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 337 transitions. [2021-11-21 05:33:59,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 05:33:59,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:59,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:59,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:59,119 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:33:59,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:59,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 301 states and 336 transitions. [2021-11-21 05:33:59,159 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 336 transitions. [2021-11-21 05:33:59,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 05:33:59,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:59,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:59,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:59,210 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:33:59,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:59,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 304 states and 340 transitions. [2021-11-21 05:33:59,302 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 340 transitions. [2021-11-21 05:33:59,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 05:33:59,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:59,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:59,776 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:34:00,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:00,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 305 states and 343 transitions. [2021-11-21 05:34:00,239 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 343 transitions. [2021-11-21 05:34:00,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 05:34:00,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:00,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:00,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:00,282 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:34:01,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:01,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 304 states and 342 transitions. [2021-11-21 05:34:01,635 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 342 transitions. [2021-11-21 05:34:01,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 05:34:01,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:01,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:01,685 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:34:03,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:03,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 306 states and 345 transitions. [2021-11-21 05:34:03,080 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 345 transitions. [2021-11-21 05:34:03,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 05:34:03,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:03,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:03,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:03,115 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:34:03,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:03,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 305 states and 344 transitions. [2021-11-21 05:34:03,146 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 344 transitions. [2021-11-21 05:34:03,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 05:34:03,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:03,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:03,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:03,188 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:34:03,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:03,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 293 states and 327 transitions. [2021-11-21 05:34:03,287 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 327 transitions. [2021-11-21 05:34:03,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 05:34:03,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:03,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:03,804 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:34:04,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:04,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 292 states and 326 transitions. [2021-11-21 05:34:04,298 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 326 transitions. [2021-11-21 05:34:04,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 05:34:04,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:04,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:04,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:04,850 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:34:06,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:06,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 291 states and 325 transitions. [2021-11-21 05:34:06,950 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 325 transitions. [2021-11-21 05:34:06,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 05:34:06,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:06,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:06,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:06,996 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:34:08,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:08,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 290 states and 324 transitions. [2021-11-21 05:34:08,437 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 324 transitions. [2021-11-21 05:34:08,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 05:34:08,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:08,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:08,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:08,999 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:35:08,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:08,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 299 states and 341 transitions. [2021-11-21 05:35:08,689 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 341 transitions. [2021-11-21 05:35:08,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 05:35:08,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:08,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:08,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:08,757 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:35:10,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:10,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 298 states and 339 transitions. [2021-11-21 05:35:10,565 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 339 transitions. [2021-11-21 05:35:10,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 05:35:10,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:10,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:11,224 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:35:14,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:14,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 300 states and 341 transitions. [2021-11-21 05:35:14,498 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 341 transitions. [2021-11-21 05:35:14,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 05:35:14,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:14,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:14,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:15,060 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:35:17,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:17,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 299 states and 340 transitions. [2021-11-21 05:35:17,267 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 340 transitions. [2021-11-21 05:35:17,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 05:35:17,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:17,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:17,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:18,457 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:35:21,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:21,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 301 states and 344 transitions. [2021-11-21 05:35:21,739 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 344 transitions. [2021-11-21 05:35:21,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 05:35:21,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:21,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:21,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:21,798 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:35:21,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:21,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 300 states and 343 transitions. [2021-11-21 05:35:21,861 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 343 transitions. [2021-11-21 05:35:21,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 05:35:21,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:21,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:21,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:21,943 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:35:22,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:22,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 301 states and 344 transitions. [2021-11-21 05:35:22,064 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 344 transitions. [2021-11-21 05:35:22,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 05:35:22,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:22,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:22,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:23,038 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:35:31,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:31,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 306 states and 353 transitions. [2021-11-21 05:35:31,834 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 353 transitions. [2021-11-21 05:35:31,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 05:35:31,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:31,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:31,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:31,874 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:35:33,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:33,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 307 states and 355 transitions. [2021-11-21 05:35:33,980 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 355 transitions. [2021-11-21 05:35:33,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 05:35:33,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:33,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:34,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:35,803 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:35:41,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:41,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 308 states and 357 transitions. [2021-11-21 05:35:41,713 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 357 transitions. [2021-11-21 05:35:41,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 05:35:41,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:41,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:41,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:41,794 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:35:43,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:43,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 311 states and 359 transitions. [2021-11-21 05:35:43,914 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 359 transitions. [2021-11-21 05:35:43,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 05:35:43,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:43,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:43,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:43,969 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:35:45,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:45,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 312 states and 361 transitions. [2021-11-21 05:35:45,799 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 361 transitions. [2021-11-21 05:35:45,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 05:35:45,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:45,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:45,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:46,515 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:35:50,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:50,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 314 states and 365 transitions. [2021-11-21 05:35:50,589 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 365 transitions. [2021-11-21 05:35:50,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 05:35:50,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:50,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:50,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:50,632 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:35:50,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:50,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 313 states and 364 transitions. [2021-11-21 05:35:50,654 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 364 transitions. [2021-11-21 05:35:50,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 05:35:50,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:50,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:50,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:51,916 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:36:01,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:01,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 318 states and 371 transitions. [2021-11-21 05:36:01,349 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 371 transitions. [2021-11-21 05:36:01,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 05:36:01,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:01,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:01,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:02,413 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:37:21,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:21,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 395 states and 460 transitions. [2021-11-21 05:37:21,036 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 460 transitions. [2021-11-21 05:37:21,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 05:37:21,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:21,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:21,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:24,527 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:39:15,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:15,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 474 states and 556 transitions. [2021-11-21 05:39:15,788 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 556 transitions. [2021-11-21 05:39:15,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 05:39:15,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:15,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:15,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:15,913 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:39:18,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:18,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 475 states and 556 transitions. [2021-11-21 05:39:18,318 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 556 transitions. [2021-11-21 05:39:18,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 05:39:18,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:18,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:18,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:18,402 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:39:20,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:20,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 476 states and 556 transitions. [2021-11-21 05:39:20,362 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 556 transitions. [2021-11-21 05:39:20,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 05:39:20,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:20,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:20,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:20,403 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:39:20,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:20,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 475 states and 555 transitions. [2021-11-21 05:39:20,427 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 555 transitions. [2021-11-21 05:39:20,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 05:39:20,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:20,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:20,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:20,538 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:39:20,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:20,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 476 states and 556 transitions. [2021-11-21 05:39:20,661 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 556 transitions. [2021-11-21 05:39:20,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 05:39:20,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:20,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:20,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:21,850 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-21 05:41:25,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:41:25,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 552 states and 648 transitions. [2021-11-21 05:41:25,418 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 648 transitions. [2021-11-21 05:41:25,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 05:41:25,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:41:25,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:41:25,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat