./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68651613-cdec-42c7-a9dc-dfe5788abe26/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68651613-cdec-42c7-a9dc-dfe5788abe26/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_68651613-cdec-42c7-a9dc-dfe5788abe26/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68651613-cdec-42c7-a9dc-dfe5788abe26/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68651613-cdec-42c7-a9dc-dfe5788abe26/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68651613-cdec-42c7-a9dc-dfe5788abe26/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a22440a8f255aec9d5730865f842f7cbb927d7105e4870e8c7e734895eef852b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:56:32,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:56:32,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:56:32,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:56:32,471 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:56:32,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:56:32,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:56:32,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:56:32,486 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:56:32,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:56:32,494 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:56:32,496 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:56:32,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:56:32,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:56:32,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:56:32,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:56:32,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:56:32,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:56:32,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:56:32,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:56:32,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:56:32,520 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:56:32,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:56:32,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:56:32,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:56:32,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:56:32,540 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:56:32,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:56:32,542 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:56:32,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:56:32,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:56:32,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:56:32,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:56:32,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:56:32,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:56:32,551 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:56:32,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:56:32,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:56:32,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:56:32,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:56:32,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:56:32,555 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68651613-cdec-42c7-a9dc-dfe5788abe26/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-23 00:56:32,601 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:56:32,602 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:56:32,603 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:56:32,603 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:56:32,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:56:32,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:56:32,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:56:32,605 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:56:32,611 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:56:32,611 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:56:32,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:56:32,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:56:32,613 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:56:32,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:56:32,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:56:32,613 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 00:56:32,614 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:56:32,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:56:32,614 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:56:32,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:56:32,614 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:56:32,615 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:56:32,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:56:32,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:56:32,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:56:32,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:56:32,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:56:32,616 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:56:32,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:56:32,617 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:56:32,618 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_68651613-cdec-42c7-a9dc-dfe5788abe26/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68651613-cdec-42c7-a9dc-dfe5788abe26/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a22440a8f255aec9d5730865f842f7cbb927d7105e4870e8c7e734895eef852b [2021-11-23 00:56:32,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:56:32,922 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:56:32,924 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:56:32,925 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:56:32,927 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:56:32,928 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68651613-cdec-42c7-a9dc-dfe5788abe26/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i [2021-11-23 00:56:32,998 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68651613-cdec-42c7-a9dc-dfe5788abe26/bin/ukojak-LBtLqBUTdQ/data/cb7569436/0fd4cc26ca2342a498d3b61ab7c498a0/FLAGacb1f27b0 [2021-11-23 00:56:33,423 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:56:33,423 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68651613-cdec-42c7-a9dc-dfe5788abe26/sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i [2021-11-23 00:56:33,429 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68651613-cdec-42c7-a9dc-dfe5788abe26/bin/ukojak-LBtLqBUTdQ/data/cb7569436/0fd4cc26ca2342a498d3b61ab7c498a0/FLAGacb1f27b0 [2021-11-23 00:56:33,814 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68651613-cdec-42c7-a9dc-dfe5788abe26/bin/ukojak-LBtLqBUTdQ/data/cb7569436/0fd4cc26ca2342a498d3b61ab7c498a0 [2021-11-23 00:56:33,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:56:33,818 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:56:33,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:56:33,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:56:33,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:56:33,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:56:33" (1/1) ... [2021-11-23 00:56:33,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53f814c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:33, skipping insertion in model container [2021-11-23 00:56:33,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:56:33" (1/1) ... [2021-11-23 00:56:33,835 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:56:33,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:56:34,066 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_68651613-cdec-42c7-a9dc-dfe5788abe26/sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i[873,886] [2021-11-23 00:56:34,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:56:34,095 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:56:34,118 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_68651613-cdec-42c7-a9dc-dfe5788abe26/sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i[873,886] [2021-11-23 00:56:34,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:56:34,139 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:56:34,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:34 WrapperNode [2021-11-23 00:56:34,141 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:56:34,142 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:56:34,143 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:56:34,143 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:56:34,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:34" (1/1) ... [2021-11-23 00:56:34,160 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:34" (1/1) ... [2021-11-23 00:56:34,188 INFO L137 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2021-11-23 00:56:34,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:56:34,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:56:34,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:56:34,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:56:34,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:34" (1/1) ... [2021-11-23 00:56:34,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:34" (1/1) ... [2021-11-23 00:56:34,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:34" (1/1) ... [2021-11-23 00:56:34,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:34" (1/1) ... [2021-11-23 00:56:34,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:34" (1/1) ... [2021-11-23 00:56:34,205 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:34" (1/1) ... [2021-11-23 00:56:34,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:34" (1/1) ... [2021-11-23 00:56:34,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:56:34,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:56:34,208 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:56:34,208 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:56:34,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:34" (1/1) ... [2021-11-23 00:56:34,225 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:56:34,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68651613-cdec-42c7-a9dc-dfe5788abe26/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:56:34,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68651613-cdec-42c7-a9dc-dfe5788abe26/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:56:34,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68651613-cdec-42c7-a9dc-dfe5788abe26/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:56:34,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:56:34,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:56:34,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:56:34,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:56:34,341 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:56:34,342 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:56:34,462 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:56:34,484 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:56:34,484 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:56:34,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:56:34 BoogieIcfgContainer [2021-11-23 00:56:34,487 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:56:34,488 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:56:34,488 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:56:34,498 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:56:34,498 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:56:34" (1/1) ... [2021-11-23 00:56:34,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:56:34,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:34,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2021-11-23 00:56:34,562 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-23 00:56:34,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:56:34,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:34,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:34,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:34,711 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 00:56:34,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:34,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2021-11-23 00:56:34,792 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2021-11-23 00:56:34,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:56:34,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:34,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:34,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:34,884 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 00:56:35,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:35,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2021-11-23 00:56:35,037 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-11-23 00:56:35,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:56:35,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:35,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:35,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:35,118 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 00:56:35,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:35,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2021-11-23 00:56:35,460 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2021-11-23 00:56:35,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:56:35,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:35,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:35,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:35,572 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 00:56:36,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:36,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2021-11-23 00:56:36,072 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2021-11-23 00:56:36,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:56:36,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:36,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:36,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:36,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:36,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:36,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2021-11-23 00:56:36,670 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2021-11-23 00:56:36,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:56:36,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:36,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:36,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:36,730 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:36,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:36,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 53 transitions. [2021-11-23 00:56:36,979 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2021-11-23 00:56:36,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:56:36,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:36,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:36,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:37,067 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:37,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:37,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2021-11-23 00:56:37,679 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2021-11-23 00:56:37,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:56:37,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:37,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:37,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:37,734 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:38,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:38,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 41 states and 66 transitions. [2021-11-23 00:56:38,013 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 66 transitions. [2021-11-23 00:56:38,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:56:38,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:38,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:38,122 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:38,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:38,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 46 states and 78 transitions. [2021-11-23 00:56:38,803 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 78 transitions. [2021-11-23 00:56:38,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:56:38,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:38,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:38,905 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:39,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:39,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 48 states and 79 transitions. [2021-11-23 00:56:39,177 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 79 transitions. [2021-11-23 00:56:39,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:56:39,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:39,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:39,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:39,294 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:40,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:40,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 53 states and 92 transitions. [2021-11-23 00:56:40,173 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 92 transitions. [2021-11-23 00:56:40,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:56:40,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:40,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:40,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:40,290 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:40,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:40,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 56 states and 95 transitions. [2021-11-23 00:56:40,788 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 95 transitions. [2021-11-23 00:56:40,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:56:40,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:40,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:40,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:40,934 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:41,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:41,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 61 states and 109 transitions. [2021-11-23 00:56:41,849 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 109 transitions. [2021-11-23 00:56:41,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:56:41,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:41,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:41,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:42,008 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:42,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:42,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 63 states and 110 transitions. [2021-11-23 00:56:42,311 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 110 transitions. [2021-11-23 00:56:42,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:56:42,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:42,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:42,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:42,457 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 00:56:43,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:43,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 68 states and 125 transitions. [2021-11-23 00:56:43,375 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 125 transitions. [2021-11-23 00:56:43,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:56:43,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:43,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:43,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:43,562 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:44,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:44,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 71 states and 128 transitions. [2021-11-23 00:56:44,086 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 128 transitions. [2021-11-23 00:56:44,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:56:44,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:44,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:44,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:44,257 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:45,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:45,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2021-11-23 00:56:45,192 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2021-11-23 00:56:45,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:56:45,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:45,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:45,441 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:45,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:45,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 78 states and 145 transitions. [2021-11-23 00:56:45,876 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 145 transitions. [2021-11-23 00:56:45,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:56:45,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:45,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:45,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:46,058 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:47,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:47,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 83 states and 162 transitions. [2021-11-23 00:56:47,197 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 162 transitions. [2021-11-23 00:56:47,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:56:47,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:47,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:47,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:47,479 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:48,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:48,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 86 states and 165 transitions. [2021-11-23 00:56:48,101 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 165 transitions. [2021-11-23 00:56:48,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:56:48,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:48,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:48,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:48,300 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:49,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:49,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 91 states and 183 transitions. [2021-11-23 00:56:49,543 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 183 transitions. [2021-11-23 00:56:49,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:56:49,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:49,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:49,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:49,960 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:50,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 93 states and 184 transitions. [2021-11-23 00:56:50,426 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 184 transitions. [2021-11-23 00:56:50,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:56:50,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:50,656 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:52,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:52,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 98 states and 203 transitions. [2021-11-23 00:56:52,110 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 203 transitions. [2021-11-23 00:56:52,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:56:52,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:52,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:52,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:52,563 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:53,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:53,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 101 states and 206 transitions. [2021-11-23 00:56:53,416 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 206 transitions. [2021-11-23 00:56:53,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:56:53,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:53,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:53,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:53,656 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:55,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:55,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 106 states and 226 transitions. [2021-11-23 00:56:55,060 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 226 transitions. [2021-11-23 00:56:55,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:56:55,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:55,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:55,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:55,563 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:56,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:56,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 108 states and 227 transitions. [2021-11-23 00:56:56,152 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 227 transitions. [2021-11-23 00:56:56,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:56:56,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:56,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:56,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:56,374 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:57,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:57,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 113 states and 248 transitions. [2021-11-23 00:56:57,937 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 248 transitions. [2021-11-23 00:56:57,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:56:57,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:57,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:57,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:58,522 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:59,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:59,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 116 states and 251 transitions. [2021-11-23 00:56:59,383 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 251 transitions. [2021-11-23 00:56:59,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:56:59,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:59,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:59,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:59,681 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:01,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:01,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 121 states and 273 transitions. [2021-11-23 00:57:01,400 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 273 transitions. [2021-11-23 00:57:01,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:57:01,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:01,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:02,171 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:02,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:02,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 123 states and 274 transitions. [2021-11-23 00:57:02,783 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 274 transitions. [2021-11-23 00:57:02,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:57:02,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:02,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:02,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:03,091 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:04,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:04,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 128 states and 297 transitions. [2021-11-23 00:57:04,934 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 297 transitions. [2021-11-23 00:57:04,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:57:04,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:04,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:04,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:05,851 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:06,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:06,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 131 states and 300 transitions. [2021-11-23 00:57:06,803 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 300 transitions. [2021-11-23 00:57:06,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:57:06,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:06,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:06,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:07,095 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:08,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:08,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 136 states and 324 transitions. [2021-11-23 00:57:08,998 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 324 transitions. [2021-11-23 00:57:08,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:57:08,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:08,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:09,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:09,916 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:10,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:10,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 138 states and 325 transitions. [2021-11-23 00:57:10,589 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 325 transitions. [2021-11-23 00:57:10,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:57:10,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:10,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:10,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:10,883 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:12,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:12,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 143 states and 350 transitions. [2021-11-23 00:57:12,963 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 350 transitions. [2021-11-23 00:57:12,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:57:12,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:12,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:12,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:13,999 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:15,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:15,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 146 states and 353 transitions. [2021-11-23 00:57:15,179 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 353 transitions. [2021-11-23 00:57:15,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:57:15,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:15,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:15,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:15,562 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:17,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:17,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 151 states and 379 transitions. [2021-11-23 00:57:17,569 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 379 transitions. [2021-11-23 00:57:17,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:57:17,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:17,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:18,785 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:19,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:19,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 153 states and 380 transitions. [2021-11-23 00:57:19,528 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 380 transitions. [2021-11-23 00:57:19,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:19,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:19,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:19,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:19,854 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:22,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:22,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 158 states and 407 transitions. [2021-11-23 00:57:22,322 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 407 transitions. [2021-11-23 00:57:22,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:57:22,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:22,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:22,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:23,677 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:24,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:24,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 161 states and 410 transitions. [2021-11-23 00:57:24,950 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 410 transitions. [2021-11-23 00:57:24,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:57:24,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:24,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:24,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:25,311 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:27,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:27,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 166 states and 438 transitions. [2021-11-23 00:57:27,627 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 438 transitions. [2021-11-23 00:57:27,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:57:27,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:27,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:29,072 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:29,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:29,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 168 states and 439 transitions. [2021-11-23 00:57:29,962 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 439 transitions. [2021-11-23 00:57:29,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:57:29,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:29,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:29,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:30,411 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:33,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:33,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 173 states and 468 transitions. [2021-11-23 00:57:33,144 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 468 transitions. [2021-11-23 00:57:33,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:57:33,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:33,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:33,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:34,926 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:36,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:36,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 176 states and 471 transitions. [2021-11-23 00:57:36,276 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 471 transitions. [2021-11-23 00:57:36,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:57:36,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:36,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:36,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:36,676 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:39,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:39,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 181 states and 501 transitions. [2021-11-23 00:57:39,182 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 501 transitions. [2021-11-23 00:57:39,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:57:39,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:39,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:39,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:41,427 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 308 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:42,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:42,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 183 states and 502 transitions. [2021-11-23 00:57:42,488 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 502 transitions. [2021-11-23 00:57:42,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:57:42,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:42,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:43,154 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:46,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:46,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 188 states and 533 transitions. [2021-11-23 00:57:46,403 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 533 transitions. [2021-11-23 00:57:46,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:57:46,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:46,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:48,473 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 330 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:49,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:49,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 191 states and 536 transitions. [2021-11-23 00:57:49,915 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 536 transitions. [2021-11-23 00:57:49,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:57:49,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:49,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:50,409 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:53,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:53,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 196 states and 568 transitions. [2021-11-23 00:57:53,121 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 568 transitions. [2021-11-23 00:57:53,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:57:53,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:53,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:53,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:55,299 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 366 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:56,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:56,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 198 states and 569 transitions. [2021-11-23 00:57:56,336 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 569 transitions. [2021-11-23 00:57:56,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:57:56,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:56,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:56,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:56,910 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:00,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:00,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 203 states and 602 transitions. [2021-11-23 00:58:00,236 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 602 transitions. [2021-11-23 00:58:00,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:58:00,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:00,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:00,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:02,700 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:04,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:04,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 206 states and 605 transitions. [2021-11-23 00:58:04,531 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 605 transitions. [2021-11-23 00:58:04,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:58:04,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:04,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:04,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:05,027 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:07,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:07,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 211 states and 639 transitions. [2021-11-23 00:58:07,993 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 639 transitions. [2021-11-23 00:58:07,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:58:07,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:07,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:08,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:10,631 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:11,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:11,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 213 states and 640 transitions. [2021-11-23 00:58:11,706 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 640 transitions. [2021-11-23 00:58:11,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:58:11,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:11,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:12,206 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:15,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:15,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 218 states and 675 transitions. [2021-11-23 00:58:15,550 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 675 transitions. [2021-11-23 00:58:15,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:58:15,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:15,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:15,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:18,388 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:20,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:20,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 221 states and 678 transitions. [2021-11-23 00:58:20,117 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 678 transitions. [2021-11-23 00:58:20,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:58:20,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:20,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:20,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:20,712 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 483 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:23,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:23,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 226 states and 714 transitions. [2021-11-23 00:58:23,827 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 714 transitions. [2021-11-23 00:58:23,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:58:23,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:23,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:23,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:26,870 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:28,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:28,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 228 states and 715 transitions. [2021-11-23 00:58:28,037 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 715 transitions. [2021-11-23 00:58:28,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:58:28,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:28,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:28,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:28,669 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:33,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:33,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 233 states and 752 transitions. [2021-11-23 00:58:33,090 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 752 transitions. [2021-11-23 00:58:33,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:58:33,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:33,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:33,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:36,589 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:38,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:38,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 236 states and 755 transitions. [2021-11-23 00:58:38,391 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 755 transitions. [2021-11-23 00:58:38,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:58:38,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:38,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:38,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:38,966 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:42,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:42,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 241 states and 793 transitions. [2021-11-23 00:58:42,285 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 793 transitions. [2021-11-23 00:58:42,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:58:42,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:42,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:42,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:45,569 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 570 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:46,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:46,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 243 states and 794 transitions. [2021-11-23 00:58:46,848 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 794 transitions. [2021-11-23 00:58:46,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:58:46,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:46,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:46,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:47,461 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:52,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:52,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 248 states and 833 transitions. [2021-11-23 00:58:52,098 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 833 transitions. [2021-11-23 00:58:52,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:58:52,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:52,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:52,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:56,758 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 600 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:59,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:59,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 251 states and 836 transitions. [2021-11-23 00:58:59,175 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 836 transitions. [2021-11-23 00:58:59,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:58:59,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:59,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:59,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:59,895 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 632 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:04,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 256 states and 876 transitions. [2021-11-23 00:59:04,516 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 876 transitions. [2021-11-23 00:59:04,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:59:04,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,664 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 648 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:10,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 258 states and 877 transitions. [2021-11-23 00:59:10,021 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 877 transitions. [2021-11-23 00:59:10,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:59:10,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,926 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 664 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:15,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 263 states and 918 transitions. [2021-11-23 00:59:15,056 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 918 transitions. [2021-11-23 00:59:15,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:59:15,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,112 INFO L134 CoverageAnalysis]: Checked inductivity of 680 backedges. 680 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:21,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 266 states and 921 transitions. [2021-11-23 00:59:21,150 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 921 transitions. [2021-11-23 00:59:21,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 00:59:21,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,714 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 0 proven. 714 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:25,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 271 states and 963 transitions. [2021-11-23 00:59:25,763 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 963 transitions. [2021-11-23 00:59:25,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:59:25,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,200 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 731 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:31,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 273 states and 964 transitions. [2021-11-23 00:59:31,617 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 964 transitions. [2021-11-23 00:59:31,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:59:31,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,391 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 748 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:36,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 278 states and 1007 transitions. [2021-11-23 00:59:36,864 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 1007 transitions. [2021-11-23 00:59:36,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:59:36,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:41,429 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 765 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:43,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 281 states and 1010 transitions. [2021-11-23 00:59:43,924 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 1010 transitions. [2021-11-23 00:59:43,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:59:43,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,566 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 0 proven. 801 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:48,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 286 states and 1054 transitions. [2021-11-23 00:59:48,653 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 1054 transitions. [2021-11-23 00:59:48,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 00:59:48,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:53,334 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 819 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:54,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:54,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 288 states and 1055 transitions. [2021-11-23 00:59:54,839 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 1055 transitions. [2021-11-23 00:59:54,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:59:54,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:54,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:54,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:55,686 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:00,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:00,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 293 states and 1100 transitions. [2021-11-23 01:00:00,038 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 1100 transitions. [2021-11-23 01:00:00,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:00:00,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:00,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:05,387 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 855 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:07,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:07,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 296 states and 1103 transitions. [2021-11-23 01:00:07,667 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 1103 transitions. [2021-11-23 01:00:07,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:00:07,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:07,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:08,385 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 0 proven. 893 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:12,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:12,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 301 states and 1149 transitions. [2021-11-23 01:00:12,679 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 1149 transitions. [2021-11-23 01:00:12,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:00:12,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:12,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:12,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:18,038 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 912 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:19,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:19,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 303 states and 1150 transitions. [2021-11-23 01:00:19,750 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 1150 transitions. [2021-11-23 01:00:19,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:00:19,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:19,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:19,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:20,433 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:25,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:25,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 308 states and 1197 transitions. [2021-11-23 01:00:25,308 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 1197 transitions. [2021-11-23 01:00:25,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:00:25,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:25,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:25,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:30,981 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 950 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:33,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:33,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 311 states and 1200 transitions. [2021-11-23 01:00:33,605 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 1200 transitions. [2021-11-23 01:00:33,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:00:33,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:33,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:33,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:34,313 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:38,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:38,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 316 states and 1248 transitions. [2021-11-23 01:00:38,977 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 1248 transitions. [2021-11-23 01:00:38,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:00:38,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:38,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:38,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:44,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 1010 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:46,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:46,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 318 states and 1249 transitions. [2021-11-23 01:00:46,547 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 1249 transitions. [2021-11-23 01:00:46,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 01:00:46,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:46,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:47,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 0 proven. 1030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:52,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:52,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 323 states and 1298 transitions. [2021-11-23 01:00:52,496 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 1298 transitions. [2021-11-23 01:00:52,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 01:00:52,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:52,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:52,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:58,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1050 backedges. 1050 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:01,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:01,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 326 states and 1301 transitions. [2021-11-23 01:01:01,574 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 1301 transitions. [2021-11-23 01:01:01,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:01:01,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:01,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:01,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:02,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 0 proven. 1092 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:07,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:07,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 331 states and 1351 transitions. [2021-11-23 01:01:07,231 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 1351 transitions. [2021-11-23 01:01:07,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:01:07,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:07,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:07,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:13,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 1113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:15,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:15,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 333 states and 1352 transitions. [2021-11-23 01:01:15,761 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 1352 transitions. [2021-11-23 01:01:15,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 01:01:15,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:15,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:16,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:22,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:22,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 338 states and 1403 transitions. [2021-11-23 01:01:22,064 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 1403 transitions. [2021-11-23 01:01:22,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 01:01:22,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:22,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:22,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:29,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1155 backedges. 1155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:32,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:32,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 341 states and 1406 transitions. [2021-11-23 01:01:32,051 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 1406 transitions. [2021-11-23 01:01:32,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 01:01:32,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:32,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:32,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1199 backedges. 0 proven. 1199 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:37,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:37,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 346 states and 1458 transitions. [2021-11-23 01:01:37,887 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 1458 transitions. [2021-11-23 01:01:37,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 01:01:37,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:37,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:38,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:45,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 1221 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:47,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:47,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 348 states and 1459 transitions. [2021-11-23 01:01:47,376 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 1459 transitions. [2021-11-23 01:01:47,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:01:47,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:47,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:47,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:48,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1243 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:53,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:53,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 353 states and 1512 transitions. [2021-11-23 01:01:53,997 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 1512 transitions. [2021-11-23 01:01:53,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 01:01:53,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:53,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:54,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:01,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1265 backedges. 1265 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:04,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:04,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 356 states and 1515 transitions. [2021-11-23 01:02:04,679 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 1515 transitions. [2021-11-23 01:02:04,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:02:04,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:04,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:04,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:05,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1311 backedges. 0 proven. 1311 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:10,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:10,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 361 states and 1569 transitions. [2021-11-23 01:02:10,953 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 1569 transitions. [2021-11-23 01:02:10,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:02:10,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:10,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:10,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:19,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 1334 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:21,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:21,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 363 states and 1570 transitions. [2021-11-23 01:02:21,371 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 1570 transitions. [2021-11-23 01:02:21,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:02:21,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:21,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:21,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:22,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1357 backedges. 0 proven. 1357 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:28,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:28,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 368 states and 1625 transitions. [2021-11-23 01:02:28,076 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 1625 transitions. [2021-11-23 01:02:28,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 01:02:28,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:28,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:28,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:36,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 1380 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:39,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:39,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 371 states and 1628 transitions. [2021-11-23 01:02:39,987 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 1628 transitions. [2021-11-23 01:02:39,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:02:39,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:39,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:40,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:40,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 0 proven. 1428 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:46,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:46,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 376 states and 1684 transitions. [2021-11-23 01:02:46,440 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 1684 transitions. [2021-11-23 01:02:46,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 01:02:46,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:46,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:46,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:55,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 1452 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:57,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:57,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 378 states and 1685 transitions. [2021-11-23 01:02:57,213 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 1685 transitions. [2021-11-23 01:02:57,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 01:02:57,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:57,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:57,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:58,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 1476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:04,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:04,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 383 states and 1742 transitions. [2021-11-23 01:03:04,175 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 1742 transitions. [2021-11-23 01:03:04,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 01:03:04,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:04,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:04,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:13,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1500 backedges. 1500 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:16,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:16,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 386 states and 1745 transitions. [2021-11-23 01:03:16,611 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 1745 transitions. [2021-11-23 01:03:16,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 01:03:16,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:16,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:16,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:17,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 1550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:23,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:23,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 391 states and 1803 transitions. [2021-11-23 01:03:23,338 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 1803 transitions. [2021-11-23 01:03:23,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 01:03:23,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:23,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:23,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:32,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 1575 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:35,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:35,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 393 states and 1804 transitions. [2021-11-23 01:03:35,186 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 1804 transitions. [2021-11-23 01:03:35,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 01:03:35,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:35,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:35,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:36,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 1600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:42,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:42,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 398 states and 1863 transitions. [2021-11-23 01:03:42,569 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 1863 transitions. [2021-11-23 01:03:42,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 01:03:42,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:42,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:42,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:52,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 1625 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:56,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:56,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 401 states and 1866 transitions. [2021-11-23 01:03:56,088 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 1866 transitions. [2021-11-23 01:03:56,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 01:03:56,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:56,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:56,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:56,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1677 backedges. 0 proven. 1677 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:02,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:02,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 406 states and 1926 transitions. [2021-11-23 01:04:02,873 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 1926 transitions. [2021-11-23 01:04:02,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 01:04:02,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:02,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:02,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:13,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 1703 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:15,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:15,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 408 states and 1927 transitions. [2021-11-23 01:04:15,568 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 1927 transitions. [2021-11-23 01:04:15,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 01:04:15,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:15,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:15,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:16,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1729 backedges. 0 proven. 1729 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:23,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:23,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 413 states and 1988 transitions. [2021-11-23 01:04:23,507 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 1988 transitions. [2021-11-23 01:04:23,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 01:04:23,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:23,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:23,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:34,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1755 backedges. 1755 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:37,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:37,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 416 states and 1991 transitions. [2021-11-23 01:04:37,751 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 1991 transitions. [2021-11-23 01:04:37,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-23 01:04:37,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:37,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:37,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:38,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1809 backedges. 0 proven. 1809 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:44,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:44,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 421 states and 2053 transitions. [2021-11-23 01:04:44,676 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 2053 transitions. [2021-11-23 01:04:44,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 01:04:44,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:44,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:55,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1836 backedges. 1836 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:58,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:58,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 423 states and 2054 transitions. [2021-11-23 01:04:58,003 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 2054 transitions. [2021-11-23 01:04:58,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-23 01:04:58,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:58,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:58,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:58,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1863 backedges. 0 proven. 1863 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:05,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:05,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 428 states and 2117 transitions. [2021-11-23 01:05:05,826 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 2117 transitions. [2021-11-23 01:05:05,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:05:05,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:05,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:05,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:17,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 1890 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:21,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:21,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 431 states and 2120 transitions. [2021-11-23 01:05:21,404 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 2120 transitions. [2021-11-23 01:05:21,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 01:05:21,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:21,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:21,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:22,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1946 backedges. 0 proven. 1946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:29,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:29,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 436 states and 2184 transitions. [2021-11-23 01:05:29,091 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 2184 transitions. [2021-11-23 01:05:29,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 01:05:29,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:29,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:29,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:41,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1974 backedges. 1974 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:44,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:44,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 438 states and 2185 transitions. [2021-11-23 01:05:44,432 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 2185 transitions. [2021-11-23 01:05:44,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 01:05:44,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:44,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:44,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:45,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2002 backedges. 0 proven. 2002 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:52,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:52,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 443 states and 2250 transitions. [2021-11-23 01:05:52,914 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 2250 transitions. [2021-11-23 01:05:52,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:05:52,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:52,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:52,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:06,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2030 backedges. 2030 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:09,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 446 states and 2253 transitions. [2021-11-23 01:06:09,890 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 2253 transitions. [2021-11-23 01:06:09,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 01:06:09,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:10,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2088 backedges. 0 proven. 2088 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:17,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:17,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 451 states and 2319 transitions. [2021-11-23 01:06:17,947 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 2319 transitions. [2021-11-23 01:06:17,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 01:06:17,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:17,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:17,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:31,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2117 backedges. 2117 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:33,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:33,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 453 states and 2320 transitions. [2021-11-23 01:06:33,918 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 2320 transitions. [2021-11-23 01:06:33,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-23 01:06:33,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:33,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:34,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 0 proven. 2146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:42,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:42,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 458 states and 2387 transitions. [2021-11-23 01:06:42,630 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 2387 transitions. [2021-11-23 01:06:42,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-23 01:06:42,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:42,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:42,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:56,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2175 backedges. 2175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:00,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:00,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 461 states and 2390 transitions. [2021-11-23 01:07:00,876 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 2390 transitions. [2021-11-23 01:07:00,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 01:07:00,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:00,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:00,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:01,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2235 backedges. 0 proven. 2235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:09,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:09,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 466 states and 2458 transitions. [2021-11-23 01:07:09,321 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 2458 transitions. [2021-11-23 01:07:09,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-23 01:07:09,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:09,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:09,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat