./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2c_insert_equal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82e639c-73c7-4a3e-9b98-af05e90ee767/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82e639c-73c7-4a3e-9b98-af05e90ee767/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_b82e639c-73c7-4a3e-9b98-af05e90ee767/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82e639c-73c7-4a3e-9b98-af05e90ee767/bin/ukojak-vF6T2TMglN/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2c_insert_equal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82e639c-73c7-4a3e-9b98-af05e90ee767/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_b82e639c-73c7-4a3e-9b98-af05e90ee767/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 8eaca07dd267d84d5b5f55ad6096951e873362e33b975be77e0f552bdb4e3bcb --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:00:25,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:00:25,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:00:25,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:00:25,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:00:25,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:00:25,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:00:25,969 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:00:25,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:00:25,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:00:25,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:00:25,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:00:25,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:00:25,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:00:25,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:00:25,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:00:25,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:00:25,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:00:25,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:00:25,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:00:25,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:00:25,989 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:00:25,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:00:25,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:00:25,995 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:00:25,995 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:00:25,996 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:00:25,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:00:25,997 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:00:25,998 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:00:25,999 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:00:26,000 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:00:26,001 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:00:26,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:00:26,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:00:26,008 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:00:26,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:00:26,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:00:26,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:00:26,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:00:26,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:00:26,013 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82e639c-73c7-4a3e-9b98-af05e90ee767/bin/ukojak-vF6T2TMglN/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-21 06:00:26,049 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:00:26,049 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:00:26,050 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:00:26,051 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:00:26,051 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:00:26,051 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:00:26,051 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 06:00:26,052 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:00:26,052 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:00:26,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:00:26,052 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-21 06:00:26,052 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-21 06:00:26,053 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-21 06:00:26,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:00:26,053 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:00:26,053 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:00:26,053 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:00:26,054 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:00:26,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:00:26,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:00:26,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:00:26,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:00:26,055 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:00:26,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:00:26,055 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_b82e639c-73c7-4a3e-9b98-af05e90ee767/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82e639c-73c7-4a3e-9b98-af05e90ee767/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8eaca07dd267d84d5b5f55ad6096951e873362e33b975be77e0f552bdb4e3bcb [2021-11-21 06:00:26,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:00:26,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:00:26,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:00:26,367 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:00:26,369 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:00:26,370 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82e639c-73c7-4a3e-9b98-af05e90ee767/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/list-simple/sll2c_insert_equal.i [2021-11-21 06:00:26,453 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82e639c-73c7-4a3e-9b98-af05e90ee767/bin/ukojak-vF6T2TMglN/data/8229c8c5b/0b6adf5f7c984305924903a984ab334d/FLAG9cbaf0f6b [2021-11-21 06:00:27,041 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:00:27,043 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82e639c-73c7-4a3e-9b98-af05e90ee767/sv-benchmarks/c/list-simple/sll2c_insert_equal.i [2021-11-21 06:00:27,067 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82e639c-73c7-4a3e-9b98-af05e90ee767/bin/ukojak-vF6T2TMglN/data/8229c8c5b/0b6adf5f7c984305924903a984ab334d/FLAG9cbaf0f6b [2021-11-21 06:00:27,323 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82e639c-73c7-4a3e-9b98-af05e90ee767/bin/ukojak-vF6T2TMglN/data/8229c8c5b/0b6adf5f7c984305924903a984ab334d [2021-11-21 06:00:27,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:00:27,326 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:00:27,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:00:27,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:00:27,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:00:27,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:00:27" (1/1) ... [2021-11-21 06:00:27,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7205177f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:27, skipping insertion in model container [2021-11-21 06:00:27,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:00:27" (1/1) ... [2021-11-21 06:00:27,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:00:27,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:00:27,682 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82e639c-73c7-4a3e-9b98-af05e90ee767/sv-benchmarks/c/list-simple/sll2c_insert_equal.i[24601,24614] [2021-11-21 06:00:27,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:00:27,692 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:00:27,734 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82e639c-73c7-4a3e-9b98-af05e90ee767/sv-benchmarks/c/list-simple/sll2c_insert_equal.i[24601,24614] [2021-11-21 06:00:27,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:00:27,765 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:00:27,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:27 WrapperNode [2021-11-21 06:00:27,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:00:27,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:00:27,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:00:27,767 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:00:27,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:27" (1/1) ... [2021-11-21 06:00:27,789 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:27" (1/1) ... [2021-11-21 06:00:27,817 INFO L137 Inliner]: procedures = 127, calls = 43, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 173 [2021-11-21 06:00:27,818 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:00:27,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:00:27,819 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:00:27,819 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:00:27,827 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:27" (1/1) ... [2021-11-21 06:00:27,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:27" (1/1) ... [2021-11-21 06:00:27,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:27" (1/1) ... [2021-11-21 06:00:27,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:27" (1/1) ... [2021-11-21 06:00:27,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:27" (1/1) ... [2021-11-21 06:00:27,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:27" (1/1) ... [2021-11-21 06:00:27,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:27" (1/1) ... [2021-11-21 06:00:27,854 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:00:27,855 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:00:27,855 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:00:27,855 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:00:27,856 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:00:27" (1/1) ... [2021-11-21 06:00:27,882 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:00:27,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82e639c-73c7-4a3e-9b98-af05e90ee767/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:00:27,905 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82e639c-73c7-4a3e-9b98-af05e90ee767/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:00:27,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82e639c-73c7-4a3e-9b98-af05e90ee767/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:00:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 06:00:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 06:00:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 06:00:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:00:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 06:00:27,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 06:00:27,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 06:00:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 06:00:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 06:00:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 06:00:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:00:27,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:00:28,045 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:00:28,046 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:00:28,535 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:00:28,622 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:00:28,622 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-21 06:00:28,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:00:28 BoogieIcfgContainer [2021-11-21 06:00:28,625 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:00:28,626 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:00:28,626 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:00:28,636 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:00:28,636 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:00:28" (1/1) ... [2021-11-21 06:00:28,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:00:28,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:28,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 113 states and 125 transitions. [2021-11-21 06:00:28,701 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 125 transitions. [2021-11-21 06:00:28,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 06:00:28,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:28,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:28,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:28,844 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 06:00:28,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:28,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 112 states and 124 transitions. [2021-11-21 06:00:28,878 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 124 transitions. [2021-11-21 06:00:28,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 06:00:28,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:28,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:28,938 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 06:00:29,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:29,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 111 states and 123 transitions. [2021-11-21 06:00:29,042 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 123 transitions. [2021-11-21 06:00:29,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 06:00:29,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:29,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:29,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:29,085 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 06:00:29,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:29,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 110 states and 122 transitions. [2021-11-21 06:00:29,098 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 122 transitions. [2021-11-21 06:00:29,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 06:00:29,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:29,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:29,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:29,162 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 06:00:29,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:29,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 109 states and 121 transitions. [2021-11-21 06:00:29,181 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 121 transitions. [2021-11-21 06:00:29,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 06:00:29,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:29,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:29,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:29,253 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 06:00:29,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:29,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 110 states and 123 transitions. [2021-11-21 06:00:29,406 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 123 transitions. [2021-11-21 06:00:29,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 06:00:29,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:29,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:29,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:29,471 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 06:00:29,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:29,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 109 states and 122 transitions. [2021-11-21 06:00:29,495 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 122 transitions. [2021-11-21 06:00:29,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 06:00:29,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:29,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:29,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:29,556 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 06:00:29,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:29,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 108 states and 121 transitions. [2021-11-21 06:00:29,576 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 121 transitions. [2021-11-21 06:00:29,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:00:29,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:29,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:29,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:29,603 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 06:00:29,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:29,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 107 states and 120 transitions. [2021-11-21 06:00:29,623 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 120 transitions. [2021-11-21 06:00:29,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:00:29,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:29,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:29,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:29,671 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 06:00:29,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:29,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 106 states and 119 transitions. [2021-11-21 06:00:29,685 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 119 transitions. [2021-11-21 06:00:29,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 06:00:29,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:29,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:29,721 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 06:00:29,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:29,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 105 states and 118 transitions. [2021-11-21 06:00:29,755 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 118 transitions. [2021-11-21 06:00:29,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 06:00:29,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:29,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:29,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:29,849 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 06:00:29,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:29,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 104 states and 117 transitions. [2021-11-21 06:00:29,997 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 117 transitions. [2021-11-21 06:00:29,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 06:00:29,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:29,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:30,122 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 06:00:30,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:30,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 103 states and 116 transitions. [2021-11-21 06:00:30,734 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 116 transitions. [2021-11-21 06:00:30,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 06:00:30,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:30,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:30,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:30,814 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 06:00:31,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:31,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 102 states and 115 transitions. [2021-11-21 06:00:31,637 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 115 transitions. [2021-11-21 06:00:31,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 06:00:31,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:31,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:31,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:31,664 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 06:00:31,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:31,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 101 states and 114 transitions. [2021-11-21 06:00:31,686 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 114 transitions. [2021-11-21 06:00:31,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 06:00:31,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:31,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:31,714 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 06:00:31,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:31,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 100 states and 113 transitions. [2021-11-21 06:00:31,734 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 113 transitions. [2021-11-21 06:00:31,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:00:31,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:31,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:31,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:31,758 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 06:00:31,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:31,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 99 states and 112 transitions. [2021-11-21 06:00:31,771 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 112 transitions. [2021-11-21 06:00:31,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:00:31,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:31,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:31,801 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 06:00:31,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:31,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 98 states and 111 transitions. [2021-11-21 06:00:31,813 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 111 transitions. [2021-11-21 06:00:31,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 06:00:31,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:31,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:31,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:32,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:33,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:33,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 109 states and 130 transitions. [2021-11-21 06:00:33,880 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 130 transitions. [2021-11-21 06:00:33,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 06:00:33,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:33,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:33,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:34,166 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 06:00:36,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:36,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 96 states and 109 transitions. [2021-11-21 06:00:36,827 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 109 transitions. [2021-11-21 06:00:36,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:00:36,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:36,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:36,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:37,513 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:39,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:39,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 98 states and 113 transitions. [2021-11-21 06:00:39,662 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 113 transitions. [2021-11-21 06:00:39,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:00:39,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:39,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:39,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:40,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:43,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:43,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 100 states and 119 transitions. [2021-11-21 06:00:43,672 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 119 transitions. [2021-11-21 06:00:43,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 06:00:43,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:43,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:43,700 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 06:00:44,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:44,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 103 states and 128 transitions. [2021-11-21 06:00:44,026 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 128 transitions. [2021-11-21 06:00:44,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 06:00:44,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:44,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:44,352 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 06:00:45,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:45,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 106 states and 137 transitions. [2021-11-21 06:00:45,327 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 137 transitions. [2021-11-21 06:00:45,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 06:00:45,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:45,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:45,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:45,477 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 06:00:46,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:46,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 108 states and 143 transitions. [2021-11-21 06:00:46,845 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 143 transitions. [2021-11-21 06:00:46,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 06:00:46,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:46,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:47,292 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:00:52,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:52,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 111 states and 156 transitions. [2021-11-21 06:00:52,974 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 156 transitions. [2021-11-21 06:00:52,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 06:00:52,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:52,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:53,009 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:00:53,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:53,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 112 states and 157 transitions. [2021-11-21 06:00:53,544 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 157 transitions. [2021-11-21 06:00:53,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:00:53,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:53,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:53,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:53,625 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 06:00:53,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:53,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 114 states and 161 transitions. [2021-11-21 06:00:53,643 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 161 transitions. [2021-11-21 06:00:53,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:00:53,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:53,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:53,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:53,706 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 06:00:54,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:54,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 116 states and 167 transitions. [2021-11-21 06:00:54,839 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 167 transitions. [2021-11-21 06:00:54,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:00:54,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:54,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:54,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:55,021 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 06:00:57,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:57,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 117 states and 168 transitions. [2021-11-21 06:00:57,037 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 168 transitions. [2021-11-21 06:00:57,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:00:57,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:57,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:57,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:57,062 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 06:00:57,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:57,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 118 states and 170 transitions. [2021-11-21 06:00:57,598 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 170 transitions. [2021-11-21 06:00:57,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:00:57,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:57,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:57,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:57,632 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 06:00:58,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:58,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 119 states and 172 transitions. [2021-11-21 06:00:58,123 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 172 transitions. [2021-11-21 06:00:58,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:00:58,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:58,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:58,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:58,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:01:00,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:00,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 122 states and 183 transitions. [2021-11-21 06:01:00,403 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 183 transitions. [2021-11-21 06:01:00,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:01:00,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:00,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:00,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:00,428 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 06:01:01,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:01,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 123 states and 184 transitions. [2021-11-21 06:01:01,113 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 184 transitions. [2021-11-21 06:01:01,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:01:01,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:01,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:01,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:01,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:01:04,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:04,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 126 states and 192 transitions. [2021-11-21 06:01:04,485 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 192 transitions. [2021-11-21 06:01:04,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:01:04,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:04,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:04,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:04,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:01:05,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:05,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 127 states and 197 transitions. [2021-11-21 06:01:05,182 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 197 transitions. [2021-11-21 06:01:05,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:01:05,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:05,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:05,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:05,207 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 06:01:05,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:05,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 128 states and 198 transitions. [2021-11-21 06:01:05,869 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 198 transitions. [2021-11-21 06:01:05,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:01:05,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:05,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:05,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:05,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:01:06,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:06,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 129 states and 200 transitions. [2021-11-21 06:01:06,685 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 200 transitions. [2021-11-21 06:01:06,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:01:06,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:06,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:06,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:06,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:01:07,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:07,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 130 states and 205 transitions. [2021-11-21 06:01:07,451 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 205 transitions. [2021-11-21 06:01:07,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:01:07,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:07,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:07,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:01:08,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:08,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 131 states and 209 transitions. [2021-11-21 06:01:08,255 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 209 transitions. [2021-11-21 06:01:08,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:01:08,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:08,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:08,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:08,530 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 06:01:13,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:13,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 137 states and 229 transitions. [2021-11-21 06:01:13,194 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 229 transitions. [2021-11-21 06:01:13,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:01:13,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:13,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:13,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:13,269 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:01:14,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:14,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 97 states and 115 transitions. [2021-11-21 06:01:14,080 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 115 transitions. [2021-11-21 06:01:14,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:01:14,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:14,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:14,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:14,362 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 06:01:19,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:19,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 100 states and 120 transitions. [2021-11-21 06:01:19,992 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 120 transitions. [2021-11-21 06:01:19,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:01:19,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:19,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:20,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:20,017 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 06:01:21,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:21,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 100 states and 119 transitions. [2021-11-21 06:01:21,027 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 119 transitions. [2021-11-21 06:01:21,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:01:21,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:21,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:21,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:21,063 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 06:01:21,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:21,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 100 states and 118 transitions. [2021-11-21 06:01:21,862 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 118 transitions. [2021-11-21 06:01:21,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:01:21,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:21,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:21,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:21,887 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 06:01:22,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:22,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 96 states and 113 transitions. [2021-11-21 06:01:22,698 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 113 transitions. [2021-11-21 06:01:22,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:01:22,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:22,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:22,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:22,732 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 06:01:23,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:23,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 92 states and 108 transitions. [2021-11-21 06:01:23,771 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 108 transitions. [2021-11-21 06:01:23,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:01:23,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:23,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:23,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:24,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:01:31,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:31,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 95 states and 112 transitions. [2021-11-21 06:01:31,141 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2021-11-21 06:01:31,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:01:31,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:31,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:31,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:31,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:01:33,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:33,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 99 states and 118 transitions. [2021-11-21 06:01:33,987 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 118 transitions. [2021-11-21 06:01:33,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:01:33,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:33,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:33,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:34,015 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 06:01:37,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:37,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 103 states and 122 transitions. [2021-11-21 06:01:37,130 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 122 transitions. [2021-11-21 06:01:37,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:01:37,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:37,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:37,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:37,152 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 06:01:38,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:38,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 99 states and 117 transitions. [2021-11-21 06:01:38,045 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 117 transitions. [2021-11-21 06:01:38,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:01:38,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:38,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:38,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:38,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:01:39,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:39,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 99 states and 116 transitions. [2021-11-21 06:01:39,031 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 116 transitions. [2021-11-21 06:01:39,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:01:39,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:39,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:39,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:39,073 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 06:01:40,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:40,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 93 states and 109 transitions. [2021-11-21 06:01:40,146 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 109 transitions. [2021-11-21 06:01:40,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:01:40,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:40,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:40,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:40,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:01:41,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:41,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 79 states and 94 transitions. [2021-11-21 06:01:41,266 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 94 transitions. [2021-11-21 06:01:41,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:01:41,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:41,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:41,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:41,558 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 06:01:49,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:49,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 84 states and 102 transitions. [2021-11-21 06:01:49,686 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 102 transitions. [2021-11-21 06:01:49,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:01:49,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:49,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:49,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:50,292 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 06:02:00,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:00,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 89 states and 110 transitions. [2021-11-21 06:02:00,795 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 110 transitions. [2021-11-21 06:02:00,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:02:00,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:00,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:00,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:00,816 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 06:02:01,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:01,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 89 states and 109 transitions. [2021-11-21 06:02:01,919 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 109 transitions. [2021-11-21 06:02:01,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:02:01,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:01,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:01,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:01,937 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 06:02:03,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:03,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 88 states and 108 transitions. [2021-11-21 06:02:03,724 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 108 transitions. [2021-11-21 06:02:03,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:02:03,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:03,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:03,771 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 06:02:04,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:04,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 87 states and 107 transitions. [2021-11-21 06:02:04,915 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 107 transitions. [2021-11-21 06:02:04,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:02:04,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:04,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:04,938 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 06:02:06,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:06,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 84 states and 103 transitions. [2021-11-21 06:02:06,066 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 103 transitions. [2021-11-21 06:02:06,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:02:06,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:06,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:06,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:06,107 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 06:02:07,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:07,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 84 states and 102 transitions. [2021-11-21 06:02:07,466 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 102 transitions. [2021-11-21 06:02:07,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:02:07,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:07,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:07,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:07,507 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 06:02:08,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:08,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 81 states and 98 transitions. [2021-11-21 06:02:08,755 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 98 transitions. [2021-11-21 06:02:08,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:02:08,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:08,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:08,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:13,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:02:30,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:30,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 87 states and 110 transitions. [2021-11-21 06:02:30,443 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 110 transitions. [2021-11-21 06:02:30,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:02:30,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:30,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:30,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:34,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:02:48,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:48,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 93 states and 121 transitions. [2021-11-21 06:02:48,715 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 121 transitions. [2021-11-21 06:02:48,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:02:48,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:48,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:48,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:49,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:02:51,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:51,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 93 states and 120 transitions. [2021-11-21 06:02:51,143 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 120 transitions. [2021-11-21 06:02:51,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:02:51,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:51,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:51,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:02:53,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:53,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 93 states and 119 transitions. [2021-11-21 06:02:53,539 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 119 transitions. [2021-11-21 06:02:53,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:02:53,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:53,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:53,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:54,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:02:56,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:56,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 90 states and 113 transitions. [2021-11-21 06:02:56,351 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 113 transitions. [2021-11-21 06:02:56,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:02:56,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:56,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:56,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:56,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:02:58,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:58,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 87 states and 109 transitions. [2021-11-21 06:02:58,836 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 109 transitions. [2021-11-21 06:02:58,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:02:58,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:58,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:58,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:59,267 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 06:03:11,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:11,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 92 states and 119 transitions. [2021-11-21 06:03:11,713 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 119 transitions. [2021-11-21 06:03:11,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:03:11,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:11,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:11,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:12,439 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 06:03:21,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:21,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 92 states and 118 transitions. [2021-11-21 06:03:21,413 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 118 transitions. [2021-11-21 06:03:21,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:03:21,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:21,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:21,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:21,449 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 06:03:23,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:23,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 92 states and 117 transitions. [2021-11-21 06:03:23,499 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 117 transitions. [2021-11-21 06:03:23,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:03:23,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:23,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:23,527 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 06:03:25,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:25,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 81 states and 99 transitions. [2021-11-21 06:03:25,652 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 99 transitions. [2021-11-21 06:03:25,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:03:25,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:25,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:26,878 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 06:03:29,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:29,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 79 states and 96 transitions. [2021-11-21 06:03:29,152 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 96 transitions. [2021-11-21 06:03:29,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:03:29,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:29,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:29,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:29,978 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 06:03:31,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:31,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 77 states and 93 transitions. [2021-11-21 06:03:31,552 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 93 transitions. [2021-11-21 06:03:31,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:03:31,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:31,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:39,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:19,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 98 states and 131 transitions. [2021-11-21 06:04:19,001 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 131 transitions. [2021-11-21 06:04:19,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:04:19,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,026 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 06:04:20,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 97 states and 130 transitions. [2021-11-21 06:04:20,571 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 130 transitions. [2021-11-21 06:04:20,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:04:20,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:34,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:34,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 99 states and 133 transitions. [2021-11-21 06:04:34,582 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2021-11-21 06:04:34,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:04:34,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:34,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:34,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:35,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:37,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:37,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 100 states and 134 transitions. [2021-11-21 06:04:37,813 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 134 transitions. [2021-11-21 06:04:37,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:04:37,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:37,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:37,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:38,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:40,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:40,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 101 states and 135 transitions. [2021-11-21 06:04:40,936 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 135 transitions. [2021-11-21 06:04:40,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 06:04:40,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:40,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:40,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:40,956 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 06:04:45,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:45,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 105 states and 142 transitions. [2021-11-21 06:04:45,387 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 142 transitions. [2021-11-21 06:04:45,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 06:04:45,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:45,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:45,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:45,869 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 06:04:50,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:50,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 109 states and 149 transitions. [2021-11-21 06:04:50,888 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 149 transitions. [2021-11-21 06:04:50,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:04:50,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:50,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:50,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:55,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:15,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:15,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 115 states and 156 transitions. [2021-11-21 06:05:15,347 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 156 transitions. [2021-11-21 06:05:15,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:05:15,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:15,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:15,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:16,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:18,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:18,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 116 states and 156 transitions. [2021-11-21 06:05:18,384 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 156 transitions. [2021-11-21 06:05:18,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:05:18,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:18,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:18,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:19,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:21,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:21,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 117 states and 156 transitions. [2021-11-21 06:05:21,469 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 156 transitions. [2021-11-21 06:05:21,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 06:05:21,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:21,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:21,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:27,412 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:53,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:53,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 125 states and 171 transitions. [2021-11-21 06:05:53,127 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 171 transitions. [2021-11-21 06:05:53,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 06:05:53,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:53,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:53,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:58,114 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:16,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:16,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 133 states and 187 transitions. [2021-11-21 06:06:16,337 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 187 transitions. [2021-11-21 06:06:16,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:06:16,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:16,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:16,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:25,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:07:05,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:05,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 144 states and 213 transitions. [2021-11-21 06:07:05,287 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 213 transitions. [2021-11-21 06:07:05,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:07:05,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:05,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:05,867 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:07:11,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:11,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 148 states and 217 transitions. [2021-11-21 06:07:11,698 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 217 transitions. [2021-11-21 06:07:11,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:07:11,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:11,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:11,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:17,859 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:07,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:07,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 161 states and 243 transitions. [2021-11-21 06:08:07,904 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 243 transitions. [2021-11-21 06:08:07,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:08:07,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:07,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:07,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:08,808 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:12,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:12,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 162 states and 243 transitions. [2021-11-21 06:08:12,207 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 243 transitions. [2021-11-21 06:08:12,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:08:12,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:12,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:12,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:13,346 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:17,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:17,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 163 states and 243 transitions. [2021-11-21 06:08:17,424 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 243 transitions. [2021-11-21 06:08:17,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:08:17,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:17,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:17,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:17,445 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:08:21,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:21,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 101 states and 140 transitions. [2021-11-21 06:08:21,396 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 140 transitions. [2021-11-21 06:08:21,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:08:21,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:21,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:21,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:21,425 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 06:08:23,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:23,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 101 states and 139 transitions. [2021-11-21 06:08:23,856 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 139 transitions. [2021-11-21 06:08:23,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:08:23,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:23,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:23,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:24,196 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 06:08:26,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:26,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 102 states and 139 transitions. [2021-11-21 06:08:26,992 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 139 transitions. [2021-11-21 06:08:26,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:08:26,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:26,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:27,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:40,103 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 06:10:02,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:02,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 106 states and 146 transitions. [2021-11-21 06:10:02,546 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 146 transitions. [2021-11-21 06:10:02,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:10:02,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:02,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:22,308 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 06:12:22,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:22,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 122 states and 174 transitions. [2021-11-21 06:12:22,187 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 174 transitions. [2021-11-21 06:12:22,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:12:22,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:22,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:22,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:23,538 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.