./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-crafted/zero_sum4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bae82c9-3c62-4e91-940d-40fd3566c6a5/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bae82c9-3c62-4e91-940d-40fd3566c6a5/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bae82c9-3c62-4e91-940d-40fd3566c6a5/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bae82c9-3c62-4e91-940d-40fd3566c6a5/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-crafted/zero_sum4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bae82c9-3c62-4e91-940d-40fd3566c6a5/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bae82c9-3c62-4e91-940d-40fd3566c6a5/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ca2dcd06e0389cf665904adfee9ccd6a1a268c87541d3b3b3e0bcffb3a75664e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:06:05,030 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:06:05,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:06:05,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:06:05,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:06:05,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:06:05,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:06:05,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:06:05,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:06:05,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:06:05,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:06:05,097 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:06:05,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:06:05,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:06:05,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:06:05,102 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:06:05,103 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:06:05,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:06:05,108 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:06:05,111 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:06:05,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:06:05,115 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:06:05,116 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:06:05,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:06:05,121 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:06:05,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:06:05,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:06:05,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:06:05,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:06:05,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:06:05,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:06:05,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:06:05,128 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:06:05,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:06:05,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:06:05,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:06:05,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:06:05,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:06:05,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:06:05,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:06:05,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:06:05,140 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bae82c9-3c62-4e91-940d-40fd3566c6a5/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:06:05,165 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:06:05,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:06:05,166 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:06:05,166 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:06:05,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:06:05,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:06:05,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:06:05,168 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:06:05,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:06:05,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:06:05,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:06:05,169 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:06:05,169 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:06:05,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:06:05,169 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:06:05,170 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:06:05,170 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:06:05,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:06:05,170 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:06:05,170 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:06:05,171 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:06:05,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:06:05,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:06:05,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:06:05,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:06:05,172 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:06:05,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:06:05,172 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:06:05,173 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_9bae82c9-3c62-4e91-940d-40fd3566c6a5/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bae82c9-3c62-4e91-940d-40fd3566c6a5/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca2dcd06e0389cf665904adfee9ccd6a1a268c87541d3b3b3e0bcffb3a75664e [2021-11-23 01:06:05,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:06:05,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:06:05,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:06:05,508 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:06:05,510 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:06:05,513 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bae82c9-3c62-4e91-940d-40fd3566c6a5/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-crafted/zero_sum4.c [2021-11-23 01:06:05,594 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bae82c9-3c62-4e91-940d-40fd3566c6a5/bin/ukojak-LBtLqBUTdQ/data/4ad06f484/2d81010a38f546de8a5b6c3fd87e6e42/FLAG26b850d44 [2021-11-23 01:06:06,161 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:06:06,162 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bae82c9-3c62-4e91-940d-40fd3566c6a5/sv-benchmarks/c/array-crafted/zero_sum4.c [2021-11-23 01:06:06,169 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bae82c9-3c62-4e91-940d-40fd3566c6a5/bin/ukojak-LBtLqBUTdQ/data/4ad06f484/2d81010a38f546de8a5b6c3fd87e6e42/FLAG26b850d44 [2021-11-23 01:06:06,601 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bae82c9-3c62-4e91-940d-40fd3566c6a5/bin/ukojak-LBtLqBUTdQ/data/4ad06f484/2d81010a38f546de8a5b6c3fd87e6e42 [2021-11-23 01:06:06,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:06:06,607 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:06:06,610 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:06:06,610 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:06:06,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:06:06,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:06:06" (1/1) ... [2021-11-23 01:06:06,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@498e85e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:06, skipping insertion in model container [2021-11-23 01:06:06,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:06:06" (1/1) ... [2021-11-23 01:06:06,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:06:06,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:06:06,833 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_9bae82c9-3c62-4e91-940d-40fd3566c6a5/sv-benchmarks/c/array-crafted/zero_sum4.c[400,413] [2021-11-23 01:06:06,855 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:06:06,863 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:06:06,876 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_9bae82c9-3c62-4e91-940d-40fd3566c6a5/sv-benchmarks/c/array-crafted/zero_sum4.c[400,413] [2021-11-23 01:06:06,887 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:06:06,901 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:06:06,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:06 WrapperNode [2021-11-23 01:06:06,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:06:06,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:06:06,903 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:06:06,903 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:06:06,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:06" (1/1) ... [2021-11-23 01:06:06,918 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:06" (1/1) ... [2021-11-23 01:06:06,945 INFO L137 Inliner]: procedures = 15, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 127 [2021-11-23 01:06:06,947 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:06:06,948 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:06:06,948 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:06:06,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:06:06,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:06" (1/1) ... [2021-11-23 01:06:06,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:06" (1/1) ... [2021-11-23 01:06:06,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:06" (1/1) ... [2021-11-23 01:06:06,961 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:06" (1/1) ... [2021-11-23 01:06:06,968 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:06" (1/1) ... [2021-11-23 01:06:06,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:06" (1/1) ... [2021-11-23 01:06:06,987 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:06" (1/1) ... [2021-11-23 01:06:06,989 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:06:06,990 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:06:06,990 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:06:06,990 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:06:06,991 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:06" (1/1) ... [2021-11-23 01:06:06,999 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:06:07,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bae82c9-3c62-4e91-940d-40fd3566c6a5/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:06:07,030 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bae82c9-3c62-4e91-940d-40fd3566c6a5/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:06:07,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bae82c9-3c62-4e91-940d-40fd3566c6a5/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:06:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:06:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:06:07,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:06:07,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:06:07,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:06:07,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:06:07,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:06:07,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:06:07,159 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:06:07,161 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:06:07,325 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:06:07,383 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:06:07,383 INFO L301 CfgBuilder]: Removed 9 assume(true) statements. [2021-11-23 01:06:07,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:06:07 BoogieIcfgContainer [2021-11-23 01:06:07,386 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:06:07,387 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:06:07,387 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:06:07,397 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:06:07,397 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:06:07" (1/1) ... [2021-11-23 01:06:07,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:06:07,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2021-11-23 01:06:07,463 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2021-11-23 01:06:07,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:06:07,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:07,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:07,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:07,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2021-11-23 01:06:07,720 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2021-11-23 01:06:07,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:07,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:07,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:07,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:06:07,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2021-11-23 01:06:07,907 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2021-11-23 01:06:07,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:06:07,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:07,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:07,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:06:08,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2021-11-23 01:06:08,037 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2021-11-23 01:06:08,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:06:08,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,155 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:06:08,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2021-11-23 01:06:08,212 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2021-11-23 01:06:08,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:08,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,274 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:06:08,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 36 transitions. [2021-11-23 01:06:08,335 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 36 transitions. [2021-11-23 01:06:08,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:06:08,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,391 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:06:08,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 38 transitions. [2021-11-23 01:06:08,432 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 38 transitions. [2021-11-23 01:06:08,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:06:08,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,518 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:06:08,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 24 states and 40 transitions. [2021-11-23 01:06:08,559 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 40 transitions. [2021-11-23 01:06:08,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:06:08,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,602 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:06:08,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 25 states and 42 transitions. [2021-11-23 01:06:08,640 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 42 transitions. [2021-11-23 01:06:08,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:06:08,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,721 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:06:08,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 26 states and 44 transitions. [2021-11-23 01:06:08,759 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 44 transitions. [2021-11-23 01:06:08,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:06:08,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,866 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:06:08,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 27 states and 45 transitions. [2021-11-23 01:06:08,972 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 45 transitions. [2021-11-23 01:06:08,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:06:08,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,040 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:06:09,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 28 states and 46 transitions. [2021-11-23 01:06:09,144 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 46 transitions. [2021-11-23 01:06:09,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:06:09,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,208 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:06:09,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 47 transitions. [2021-11-23 01:06:09,229 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-23 01:06:09,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:06:09,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,282 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:06:09,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2021-11-23 01:06:09,302 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2021-11-23 01:06:09,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:06:09,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,354 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:06:09,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 31 states and 49 transitions. [2021-11-23 01:06:09,384 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2021-11-23 01:06:09,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:06:09,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,432 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:06:09,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2021-11-23 01:06:09,460 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2021-11-23 01:06:09,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:06:09,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,513 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:06:09,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 33 states and 51 transitions. [2021-11-23 01:06:09,536 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 51 transitions. [2021-11-23 01:06:09,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:06:09,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,574 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:06:09,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2021-11-23 01:06:09,604 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2021-11-23 01:06:09,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:06:09,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,640 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:06:09,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 35 states and 53 transitions. [2021-11-23 01:06:09,714 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 53 transitions. [2021-11-23 01:06:09,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:06:09,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:11,094 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:13,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:13,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 63 states and 107 transitions. [2021-11-23 01:06:13,508 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 107 transitions. [2021-11-23 01:06:13,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:06:13,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:13,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:13,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:13,815 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:06:14,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:14,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 64 states and 108 transitions. [2021-11-23 01:06:14,964 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 108 transitions. [2021-11-23 01:06:14,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:06:14,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:14,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:14,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:15,271 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:06:17,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:17,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 88 states and 133 transitions. [2021-11-23 01:06:17,563 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2021-11-23 01:06:17,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:06:17,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:17,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:17,606 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:06:18,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:18,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 89 states and 134 transitions. [2021-11-23 01:06:18,950 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 134 transitions. [2021-11-23 01:06:18,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:06:18,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:18,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:18,983 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:06:19,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:19,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 93 states and 139 transitions. [2021-11-23 01:06:19,729 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2021-11-23 01:06:19,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:06:19,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:19,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:19,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:19,764 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:06:20,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 94 states and 140 transitions. [2021-11-23 01:06:20,070 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 140 transitions. [2021-11-23 01:06:20,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:06:20,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:20,152 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 01:06:20,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 91 states and 135 transitions. [2021-11-23 01:06:20,190 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 135 transitions. [2021-11-23 01:06:20,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:06:20,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:20,225 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 01:06:20,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 95 states and 141 transitions. [2021-11-23 01:06:20,325 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 141 transitions. [2021-11-23 01:06:20,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:06:20,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:20,361 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 01:06:20,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 92 states and 136 transitions. [2021-11-23 01:06:20,429 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 136 transitions. [2021-11-23 01:06:20,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:06:20,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:20,465 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:06:20,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 96 states and 142 transitions. [2021-11-23 01:06:20,541 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 142 transitions. [2021-11-23 01:06:20,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:06:20,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:20,577 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 01:06:20,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 97 states and 143 transitions. [2021-11-23 01:06:20,701 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 143 transitions. [2021-11-23 01:06:20,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:06:20,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:20,772 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:06:20,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 94 states and 138 transitions. [2021-11-23 01:06:20,843 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 138 transitions. [2021-11-23 01:06:20,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:06:20,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:20,880 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:06:21,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:21,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 98 states and 144 transitions. [2021-11-23 01:06:21,320 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 144 transitions. [2021-11-23 01:06:21,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:06:21,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:21,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:21,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:21,358 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:06:21,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:21,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 95 states and 139 transitions. [2021-11-23 01:06:21,403 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 139 transitions. [2021-11-23 01:06:21,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:06:21,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:21,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:21,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:25,549 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:36,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:36,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 119 states and 188 transitions. [2021-11-23 01:06:36,610 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 188 transitions. [2021-11-23 01:06:36,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:06:36,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:36,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:36,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:37,962 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:41,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:41,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 131 states and 207 transitions. [2021-11-23 01:06:41,084 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 207 transitions. [2021-11-23 01:06:41,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:06:41,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:41,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:41,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:41,632 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:06:43,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:43,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 133 states and 211 transitions. [2021-11-23 01:06:43,935 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 211 transitions. [2021-11-23 01:06:43,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:06:43,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:43,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:44,714 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:06:48,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:48,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 141 states and 220 transitions. [2021-11-23 01:06:48,444 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 220 transitions. [2021-11-23 01:06:48,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:06:48,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:48,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:48,810 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:06:53,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:53,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 167 states and 250 transitions. [2021-11-23 01:06:53,146 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 250 transitions. [2021-11-23 01:06:53,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:06:53,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:53,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:53,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:53,616 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:06:53,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:53,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 170 states and 252 transitions. [2021-11-23 01:06:53,905 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 252 transitions. [2021-11-23 01:06:53,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:06:53,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:53,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:53,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:54,366 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:06:55,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:55,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 173 states and 255 transitions. [2021-11-23 01:06:55,566 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 255 transitions. [2021-11-23 01:06:55,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:06:55,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:55,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:55,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:56,028 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:06:56,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:56,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 176 states and 258 transitions. [2021-11-23 01:06:56,270 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 258 transitions. [2021-11-23 01:06:56,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:06:56,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:56,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:56,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:56,367 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:06:59,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:59,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 176 states and 256 transitions. [2021-11-23 01:06:59,669 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 256 transitions. [2021-11-23 01:06:59,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:06:59,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:59,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:59,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:00,307 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 11 proven. 10 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:07:00,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:00,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 176 states and 251 transitions. [2021-11-23 01:07:00,928 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 251 transitions. [2021-11-23 01:07:00,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:07:00,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:00,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:01,024 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:07:01,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:01,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 177 states and 253 transitions. [2021-11-23 01:07:01,628 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 253 transitions. [2021-11-23 01:07:01,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:07:01,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:01,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:01,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:01,722 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:07:03,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:03,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 176 states and 249 transitions. [2021-11-23 01:07:03,734 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 249 transitions. [2021-11-23 01:07:03,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:07:03,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:03,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:03,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:03,829 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 01:07:03,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:03,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 178 states and 251 transitions. [2021-11-23 01:07:03,878 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 251 transitions. [2021-11-23 01:07:03,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:07:03,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:03,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:03,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:04,019 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 01:07:05,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:05,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 181 states and 256 transitions. [2021-11-23 01:07:05,086 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 256 transitions. [2021-11-23 01:07:05,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:07:05,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:05,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:05,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:05,176 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-23 01:07:06,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:06,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 179 states and 253 transitions. [2021-11-23 01:07:06,229 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 253 transitions. [2021-11-23 01:07:06,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:07:06,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:06,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:06,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:06,325 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-23 01:07:06,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:06,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 175 states and 248 transitions. [2021-11-23 01:07:06,703 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 248 transitions. [2021-11-23 01:07:06,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:07:06,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:06,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:06,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:06,806 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 01:07:08,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:08,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 180 states and 258 transitions. [2021-11-23 01:07:08,368 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 258 transitions. [2021-11-23 01:07:08,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:07:08,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:08,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:08,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:08,463 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 01:07:09,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:09,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 178 states and 253 transitions. [2021-11-23 01:07:09,574 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 253 transitions. [2021-11-23 01:07:09,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:07:09,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:09,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:09,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:09,665 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 01:07:09,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:09,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 183 states and 260 transitions. [2021-11-23 01:07:09,885 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 260 transitions. [2021-11-23 01:07:09,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:07:09,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:09,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:09,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:09,983 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-23 01:07:10,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:10,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 177 states and 250 transitions. [2021-11-23 01:07:10,535 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 250 transitions. [2021-11-23 01:07:10,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:07:10,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:10,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:10,634 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:07:10,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:10,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 182 states and 256 transitions. [2021-11-23 01:07:10,912 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 256 transitions. [2021-11-23 01:07:10,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:07:10,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:10,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:10,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:11,007 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:07:12,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:12,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 180 states and 255 transitions. [2021-11-23 01:07:12,117 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 255 transitions. [2021-11-23 01:07:12,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:07:12,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:12,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:21,928 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 1 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:49,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:49,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 211 states and 316 transitions. [2021-11-23 01:07:49,614 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 316 transitions. [2021-11-23 01:07:49,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:07:49,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:49,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:49,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:51,096 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 1 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:00,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:00,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 225 states and 343 transitions. [2021-11-23 01:08:00,995 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 343 transitions. [2021-11-23 01:08:00,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:08:00,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:00,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:01,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:02,200 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 1 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:05,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:05,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 231 states and 351 transitions. [2021-11-23 01:08:05,655 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 351 transitions. [2021-11-23 01:08:05,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:08:05,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:05,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:05,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:06,973 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 1 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:08,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:08,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 237 states and 368 transitions. [2021-11-23 01:08:08,606 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 368 transitions. [2021-11-23 01:08:08,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:08:08,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:08,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:09,595 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:08:13,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:13,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 239 states and 372 transitions. [2021-11-23 01:08:13,713 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 372 transitions. [2021-11-23 01:08:13,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:08:13,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:13,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:15,372 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:08:30,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:30,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 261 states and 399 transitions. [2021-11-23 01:08:30,103 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 399 transitions. [2021-11-23 01:08:30,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:08:30,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:30,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:30,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:30,912 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:08:34,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:34,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 270 states and 405 transitions. [2021-11-23 01:08:34,154 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 405 transitions. [2021-11-23 01:08:34,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:08:34,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:34,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:34,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:35,191 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:08:41,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:41,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 284 states and 429 transitions. [2021-11-23 01:08:41,082 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 429 transitions. [2021-11-23 01:08:41,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:08:41,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:41,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:41,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:41,858 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:08:45,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:45,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 287 states and 432 transitions. [2021-11-23 01:08:45,217 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 432 transitions. [2021-11-23 01:08:45,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:08:45,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:45,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:45,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:45,957 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:08:49,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:49,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 294 states and 440 transitions. [2021-11-23 01:08:49,756 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 440 transitions. [2021-11-23 01:08:49,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:08:49,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:49,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:50,555 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:08:50,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:50,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 297 states and 443 transitions. [2021-11-23 01:08:50,622 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 443 transitions. [2021-11-23 01:08:50,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:08:50,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:50,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:50,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:51,395 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:08:52,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:52,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 298 states and 443 transitions. [2021-11-23 01:08:52,664 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 443 transitions. [2021-11-23 01:08:52,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:08:52,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:52,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:52,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:53,582 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:08:55,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:55,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 301 states and 454 transitions. [2021-11-23 01:08:55,137 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 454 transitions. [2021-11-23 01:08:55,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:08:55,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:55,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:55,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:55,413 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:08:58,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:58,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 303 states and 450 transitions. [2021-11-23 01:08:58,708 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 450 transitions. [2021-11-23 01:08:58,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:08:58,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:58,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:59,536 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 16 proven. 15 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:08:59,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:59,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 303 states and 445 transitions. [2021-11-23 01:08:59,854 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 445 transitions. [2021-11-23 01:08:59,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:08:59,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:59,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:59,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:00,100 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:09:03,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:03,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 290 states and 429 transitions. [2021-11-23 01:09:03,372 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 429 transitions. [2021-11-23 01:09:03,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:09:03,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:03,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:03,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:03,650 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-11-23 01:09:04,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:04,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 291 states and 431 transitions. [2021-11-23 01:09:04,768 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 431 transitions. [2021-11-23 01:09:04,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:09:04,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:04,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:04,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:05,051 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-11-23 01:09:07,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:07,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 292 states and 432 transitions. [2021-11-23 01:09:07,172 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 432 transitions. [2021-11-23 01:09:07,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:09:07,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:07,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:07,442 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 01:09:08,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:08,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 293 states and 434 transitions. [2021-11-23 01:09:08,185 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 434 transitions. [2021-11-23 01:09:08,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:09:08,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:08,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:08,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:08,423 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 01:09:09,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:09,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 287 states and 428 transitions. [2021-11-23 01:09:09,289 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 428 transitions. [2021-11-23 01:09:09,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:09:09,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:09,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:09,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:09,552 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-11-23 01:09:12,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:12,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 293 states and 436 transitions. [2021-11-23 01:09:12,194 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 436 transitions. [2021-11-23 01:09:12,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:09:12,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:12,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:12,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:12,473 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-11-23 01:09:13,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:13,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 288 states and 430 transitions. [2021-11-23 01:09:13,023 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 430 transitions. [2021-11-23 01:09:13,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:09:13,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:13,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:13,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:13,310 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2021-11-23 01:09:18,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:18,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 294 states and 446 transitions. [2021-11-23 01:09:18,810 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 446 transitions. [2021-11-23 01:09:18,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:09:18,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:18,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:18,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:19,040 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2021-11-23 01:09:22,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:22,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 291 states and 439 transitions. [2021-11-23 01:09:22,496 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 439 transitions. [2021-11-23 01:09:22,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:09:22,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:22,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:22,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:22,892 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2021-11-23 01:09:27,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:27,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 293 states and 441 transitions. [2021-11-23 01:09:27,546 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 441 transitions. [2021-11-23 01:09:27,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:09:27,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:27,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:27,774 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2021-11-23 01:09:31,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:31,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 295 states and 443 transitions. [2021-11-23 01:09:31,331 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 443 transitions. [2021-11-23 01:09:31,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:09:31,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:31,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,769 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:09:33,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 301 states and 451 transitions. [2021-11-23 01:09:33,695 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 451 transitions. [2021-11-23 01:09:33,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:09:33,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,980 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:09:35,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 302 states and 456 transitions. [2021-11-23 01:09:35,547 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 456 transitions. [2021-11-23 01:09:35,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:09:35,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,805 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:09:36,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 308 states and 462 transitions. [2021-11-23 01:09:36,577 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 462 transitions. [2021-11-23 01:09:36,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:09:36,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:36,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,863 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-23 01:09:38,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 291 states and 429 transitions. [2021-11-23 01:09:38,333 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 429 transitions. [2021-11-23 01:09:38,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:09:38,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,571 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:09:38,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 293 states and 431 transitions. [2021-11-23 01:09:38,646 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 431 transitions. [2021-11-23 01:09:38,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:09:38,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,930 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:09:40,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 295 states and 441 transitions. [2021-11-23 01:09:40,713 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 441 transitions. [2021-11-23 01:09:40,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:09:40,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,996 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:09:41,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 297 states and 443 transitions. [2021-11-23 01:09:41,083 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 443 transitions. [2021-11-23 01:09:41,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:09:41,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,127 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 4 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:51,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:51,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 318 states and 500 transitions. [2021-11-23 01:10:51,536 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 500 transitions. [2021-11-23 01:10:51,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:10:51,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:51,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:51,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:53,131 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 4 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:39,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:39,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 348 states and 542 transitions. [2021-11-23 01:11:39,608 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 542 transitions. [2021-11-23 01:11:39,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:11:39,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:39,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:39,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:41,043 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 4 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:58,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 362 states and 561 transitions. [2021-11-23 01:11:58,489 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 561 transitions. [2021-11-23 01:11:58,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:11:58,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:00,241 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 4 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:07,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:07,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 370 states and 574 transitions. [2021-11-23 01:12:07,713 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 574 transitions. [2021-11-23 01:12:07,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:12:07,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:07,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:08,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:09,303 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 4 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:09,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:09,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 373 states and 577 transitions. [2021-11-23 01:12:09,410 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 577 transitions. [2021-11-23 01:12:09,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:12:09,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:09,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:11,099 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 4 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:22,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:22,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 379 states and 587 transitions. [2021-11-23 01:12:22,298 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 587 transitions. [2021-11-23 01:12:22,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:12:22,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:22,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:22,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:24,063 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 4 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:26,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:26,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 385 states and 599 transitions. [2021-11-23 01:12:26,967 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 599 transitions. [2021-11-23 01:12:26,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:12:26,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:26,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:27,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:28,510 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 4 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:28,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:28,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 388 states and 602 transitions. [2021-11-23 01:12:28,615 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 602 transitions. [2021-11-23 01:12:28,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:12:28,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:28,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:30,252 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 4 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:30,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:30,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 392 states and 608 transitions. [2021-11-23 01:12:30,370 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 608 transitions. [2021-11-23 01:12:30,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:12:30,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:30,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:30,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:31,671 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 4 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:31,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:31,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 395 states and 613 transitions. [2021-11-23 01:12:31,778 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 613 transitions. [2021-11-23 01:12:31,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:12:31,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:31,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:31,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:33,727 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:12:41,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:41,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 397 states and 617 transitions. [2021-11-23 01:12:41,829 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 617 transitions. [2021-11-23 01:12:41,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:12:41,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:41,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:41,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:44,317 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:13:21,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:21,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 431 states and 665 transitions. [2021-11-23 01:13:21,587 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 665 transitions. [2021-11-23 01:13:21,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:13:21,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:21,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:23,127 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:13:25,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:25,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 434 states and 667 transitions. [2021-11-23 01:13:25,950 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 667 transitions. [2021-11-23 01:13:25,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:13:25,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:25,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:25,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:27,460 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:13:37,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:37,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 439 states and 675 transitions. [2021-11-23 01:13:37,340 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 675 transitions. [2021-11-23 01:13:37,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:13:37,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:37,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:37,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:38,871 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:13:53,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:53,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 448 states and 687 transitions. [2021-11-23 01:13:53,055 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 687 transitions. [2021-11-23 01:13:53,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:13:53,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:53,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:53,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:54,554 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:14:06,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:06,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 454 states and 694 transitions. [2021-11-23 01:14:06,492 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 694 transitions. [2021-11-23 01:14:06,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:14:06,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:06,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:06,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:08,008 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:14:14,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:14,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 457 states and 697 transitions. [2021-11-23 01:14:14,369 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 697 transitions. [2021-11-23 01:14:14,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:14:14,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:14,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:14,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:15,886 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:14:16,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:16,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 461 states and 702 transitions. [2021-11-23 01:14:16,623 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 702 transitions. [2021-11-23 01:14:16,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:14:16,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:16,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:16,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:18,163 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:14:25,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:25,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 468 states and 711 transitions. [2021-11-23 01:14:25,331 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 711 transitions. [2021-11-23 01:14:25,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:14:25,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:25,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:25,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:26,936 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:14:27,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:27,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 471 states and 714 transitions. [2021-11-23 01:14:27,683 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 714 transitions. [2021-11-23 01:14:27,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:14:27,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:27,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:27,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:29,176 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:14:29,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:29,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 474 states and 717 transitions. [2021-11-23 01:14:29,262 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 717 transitions. [2021-11-23 01:14:29,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:14:29,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:29,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:29,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:30,732 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:14:30,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:30,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 477 states and 720 transitions. [2021-11-23 01:14:30,820 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 720 transitions. [2021-11-23 01:14:30,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:14:30,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:30,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:30,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:32,449 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:14:33,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:33,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 480 states and 723 transitions. [2021-11-23 01:14:33,206 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 723 transitions. [2021-11-23 01:14:33,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:14:33,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:33,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:34,731 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:14:34,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:34,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 483 states and 726 transitions. [2021-11-23 01:14:34,825 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 726 transitions. [2021-11-23 01:14:34,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:14:34,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:34,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:34,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:36,359 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:14:36,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:36,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 486 states and 730 transitions. [2021-11-23 01:14:36,449 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 730 transitions. [2021-11-23 01:14:36,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:14:36,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:36,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:36,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:36,985 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-23 01:14:43,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:43,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 493 states and 738 transitions. [2021-11-23 01:14:43,843 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 738 transitions. [2021-11-23 01:14:43,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:14:43,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:43,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:43,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:45,336 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 22 proven. 21 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:14:46,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:46,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 493 states and 733 transitions. [2021-11-23 01:14:46,382 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 733 transitions. [2021-11-23 01:14:46,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:14:46,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:46,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:46,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:46,894 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-23 01:14:53,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:53,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 489 states and 726 transitions. [2021-11-23 01:14:53,751 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 726 transitions. [2021-11-23 01:14:53,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:14:53,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:53,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:53,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:54,272 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-23 01:14:56,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:56,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 491 states and 730 transitions. [2021-11-23 01:14:56,995 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 730 transitions. [2021-11-23 01:14:56,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:14:56,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:56,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:57,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:57,503 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-23 01:15:00,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:00,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 492 states and 731 transitions. [2021-11-23 01:15:00,962 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 731 transitions. [2021-11-23 01:15:00,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:15:00,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:00,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:01,479 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-23 01:15:02,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:02,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 493 states and 731 transitions. [2021-11-23 01:15:02,508 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 731 transitions. [2021-11-23 01:15:02,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:15:02,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:02,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:02,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:03,029 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-11-23 01:15:04,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:04,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 494 states and 732 transitions. [2021-11-23 01:15:04,012 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 732 transitions. [2021-11-23 01:15:04,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:15:04,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:04,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:04,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:04,559 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-11-23 01:15:06,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:06,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 487 states and 722 transitions. [2021-11-23 01:15:06,971 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 722 transitions. [2021-11-23 01:15:06,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:15:06,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:06,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:06,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:07,486 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2021-11-23 01:15:15,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:15,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 492 states and 730 transitions. [2021-11-23 01:15:15,389 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 730 transitions. [2021-11-23 01:15:15,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:15:15,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:15,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:15,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:15,902 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-11-23 01:15:17,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:17,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 477 states and 712 transitions. [2021-11-23 01:15:17,101 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 712 transitions. [2021-11-23 01:15:17,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:15:17,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:17,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:17,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:17,765 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-11-23 01:15:31,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:31,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 484 states and 725 transitions. [2021-11-23 01:15:31,274 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 725 transitions. [2021-11-23 01:15:31,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:15:31,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:31,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:31,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:31,851 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-11-23 01:15:45,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:45,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 490 states and 736 transitions. [2021-11-23 01:15:45,306 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 736 transitions. [2021-11-23 01:15:45,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:15:45,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:45,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:45,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:45,858 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-11-23 01:15:54,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:54,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 494 states and 741 transitions. [2021-11-23 01:15:54,782 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 741 transitions. [2021-11-23 01:15:54,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:15:54,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:54,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:54,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:55,327 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-11-23 01:16:02,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:02,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 497 states and 751 transitions. [2021-11-23 01:16:02,637 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 751 transitions. [2021-11-23 01:16:02,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:16:02,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:02,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:02,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:03,182 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-11-23 01:16:10,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:10,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 500 states and 755 transitions. [2021-11-23 01:16:10,124 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 755 transitions. [2021-11-23 01:16:10,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:16:10,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:10,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:10,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:10,674 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-11-23 01:16:20,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:20,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 504 states and 775 transitions. [2021-11-23 01:16:20,133 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 775 transitions. [2021-11-23 01:16:20,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:16:20,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:20,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:20,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:20,669 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-11-23 01:16:27,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:27,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 507 states and 778 transitions. [2021-11-23 01:16:27,744 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 778 transitions. [2021-11-23 01:16:27,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:16:27,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:27,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:27,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:28,315 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-11-23 01:16:35,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:35,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 510 states and 782 transitions. [2021-11-23 01:16:35,476 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 782 transitions. [2021-11-23 01:16:35,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:16:35,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:35,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:35,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:36,034 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2021-11-23 01:16:46,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:46,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 499 states and 761 transitions. [2021-11-23 01:16:46,078 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 761 transitions. [2021-11-23 01:16:46,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:16:46,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:46,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:46,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:46,655 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2021-11-23 01:16:49,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:49,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 500 states and 761 transitions. [2021-11-23 01:16:49,236 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 761 transitions. [2021-11-23 01:16:49,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:16:49,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:49,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:49,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:49,805 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-23 01:16:55,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:55,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 507 states and 771 transitions. [2021-11-23 01:16:55,078 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 771 transitions. [2021-11-23 01:16:55,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:16:55,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:55,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:55,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:55,706 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-23 01:17:01,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:01,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 512 states and 788 transitions. [2021-11-23 01:17:01,184 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 788 transitions. [2021-11-23 01:17:01,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:17:01,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:01,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:01,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:01,896 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-23 01:17:02,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:02,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 516 states and 793 transitions. [2021-11-23 01:17:02,014 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 793 transitions. [2021-11-23 01:17:02,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:17:02,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:02,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:02,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:02,586 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-23 01:17:02,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:02,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 520 states and 798 transitions. [2021-11-23 01:17:02,696 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 798 transitions. [2021-11-23 01:17:02,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:17:02,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:02,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:03,456 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-23 01:17:05,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:05,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 524 states and 804 transitions. [2021-11-23 01:17:05,926 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 804 transitions. [2021-11-23 01:17:05,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:17:05,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:05,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:05,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:06,496 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-23 01:17:06,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:06,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 527 states and 807 transitions. [2021-11-23 01:17:06,597 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 807 transitions. [2021-11-23 01:17:06,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:17:06,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:06,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:06,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:07,291 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-23 01:17:10,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:10,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 530 states and 818 transitions. [2021-11-23 01:17:10,069 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 818 transitions. [2021-11-23 01:17:10,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:17:10,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:10,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:10,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:10,673 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-23 01:17:10,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:10,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 533 states and 821 transitions. [2021-11-23 01:17:10,773 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 821 transitions. [2021-11-23 01:17:10,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:17:10,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:10,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:10,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:11,334 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-11-23 01:17:14,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:14,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 534 states and 824 transitions. [2021-11-23 01:17:14,160 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 824 transitions. [2021-11-23 01:17:14,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:17:14,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:14,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:14,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:14,738 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-11-23 01:17:17,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:17,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 513 states and 777 transitions. [2021-11-23 01:17:17,734 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 777 transitions. [2021-11-23 01:17:17,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:17:17,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:17,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat