./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-acceleration/const_1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b253e77-1038-42c5-887e-04c1d9c4b026/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b253e77-1038-42c5-887e-04c1d9c4b026/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_5b253e77-1038-42c5-887e-04c1d9c4b026/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b253e77-1038-42c5-887e-04c1d9c4b026/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-acceleration/const_1-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b253e77-1038-42c5-887e-04c1d9c4b026/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b253e77-1038-42c5-887e-04c1d9c4b026/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 64dc8b0c2e0759b706f2238ea43dd599f1c607e860e0f52175ef714a83e5d2c1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:11:32,785 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:11:32,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:11:32,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:11:32,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:11:32,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:11:32,833 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:11:32,835 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:11:32,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:11:32,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:11:32,840 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:11:32,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:11:32,842 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:11:32,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:11:32,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:11:32,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:11:32,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:11:32,850 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:11:32,852 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:11:32,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:11:32,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:11:32,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:11:32,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:11:32,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:11:32,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:11:32,866 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:11:32,866 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:11:32,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:11:32,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:11:32,870 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:11:32,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:11:32,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:11:32,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:11:32,873 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:11:32,875 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:11:32,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:11:32,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:11:32,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:11:32,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:11:32,878 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:11:32,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:11:32,882 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b253e77-1038-42c5-887e-04c1d9c4b026/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:11:32,925 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:11:32,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:11:32,929 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:11:32,929 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:11:32,930 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:11:32,930 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:11:32,931 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:11:32,931 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:11:32,931 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:11:32,931 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:11:32,932 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:11:32,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:11:32,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:11:32,939 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:11:32,939 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:11:32,939 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:11:32,940 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:11:32,940 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:11:32,940 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:11:32,940 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:11:32,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:11:32,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:11:32,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:11:32,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:11:32,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:11:32,942 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:11:32,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:11:32,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:11:32,942 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_5b253e77-1038-42c5-887e-04c1d9c4b026/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b253e77-1038-42c5-887e-04c1d9c4b026/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64dc8b0c2e0759b706f2238ea43dd599f1c607e860e0f52175ef714a83e5d2c1 [2021-11-23 01:11:33,213 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:11:33,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:11:33,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:11:33,246 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:11:33,247 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:11:33,249 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b253e77-1038-42c5-887e-04c1d9c4b026/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/loop-acceleration/const_1-1.c [2021-11-23 01:11:33,324 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b253e77-1038-42c5-887e-04c1d9c4b026/bin/ukojak-LBtLqBUTdQ/data/03a14822e/785366d024b74ed5a018eedc615b17b4/FLAG1e3368b84 [2021-11-23 01:11:33,847 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:11:33,850 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b253e77-1038-42c5-887e-04c1d9c4b026/sv-benchmarks/c/loop-acceleration/const_1-1.c [2021-11-23 01:11:33,862 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b253e77-1038-42c5-887e-04c1d9c4b026/bin/ukojak-LBtLqBUTdQ/data/03a14822e/785366d024b74ed5a018eedc615b17b4/FLAG1e3368b84 [2021-11-23 01:11:34,322 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b253e77-1038-42c5-887e-04c1d9c4b026/bin/ukojak-LBtLqBUTdQ/data/03a14822e/785366d024b74ed5a018eedc615b17b4 [2021-11-23 01:11:34,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:11:34,326 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:11:34,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:11:34,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:11:34,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:11:34,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:11:34" (1/1) ... [2021-11-23 01:11:34,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48fc0d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:34, skipping insertion in model container [2021-11-23 01:11:34,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:11:34" (1/1) ... [2021-11-23 01:11:34,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:11:34,355 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:11:34,486 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_5b253e77-1038-42c5-887e-04c1d9c4b026/sv-benchmarks/c/loop-acceleration/const_1-1.c[321,334] [2021-11-23 01:11:34,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:11:34,540 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:11:34,556 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_5b253e77-1038-42c5-887e-04c1d9c4b026/sv-benchmarks/c/loop-acceleration/const_1-1.c[321,334] [2021-11-23 01:11:34,559 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:11:34,572 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:11:34,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:34 WrapperNode [2021-11-23 01:11:34,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:11:34,575 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:11:34,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:11:34,576 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:11:34,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:34" (1/1) ... [2021-11-23 01:11:34,598 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:34" (1/1) ... [2021-11-23 01:11:34,619 INFO L137 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 27 [2021-11-23 01:11:34,620 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:11:34,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:11:34,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:11:34,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:11:34,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:34" (1/1) ... [2021-11-23 01:11:34,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:34" (1/1) ... [2021-11-23 01:11:34,631 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:34" (1/1) ... [2021-11-23 01:11:34,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:34" (1/1) ... [2021-11-23 01:11:34,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:34" (1/1) ... [2021-11-23 01:11:34,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:34" (1/1) ... [2021-11-23 01:11:34,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:34" (1/1) ... [2021-11-23 01:11:34,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:11:34,654 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:11:34,654 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:11:34,654 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:11:34,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:34" (1/1) ... [2021-11-23 01:11:34,663 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:11:34,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b253e77-1038-42c5-887e-04c1d9c4b026/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:11:34,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b253e77-1038-42c5-887e-04c1d9c4b026/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:11:34,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b253e77-1038-42c5-887e-04c1d9c4b026/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:11:34,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:11:34,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:11:34,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:11:34,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:11:34,811 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:11:34,812 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:11:34,935 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:11:34,963 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:11:34,964 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:11:34,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:11:34 BoogieIcfgContainer [2021-11-23 01:11:34,966 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:11:34,967 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:11:34,967 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:11:34,978 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:11:34,978 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:11:34" (1/1) ... [2021-11-23 01:11:34,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:11:35,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:35,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2021-11-23 01:11:35,058 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2021-11-23 01:11:35,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:11:35,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:35,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:35,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:35,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:35,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:35,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2021-11-23 01:11:35,341 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2021-11-23 01:11:35,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:11:35,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:35,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:35,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:35,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:35,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2021-11-23 01:11:35,524 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2021-11-23 01:11:35,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:11:35,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:35,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:35,626 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:35,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:35,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2021-11-23 01:11:35,695 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2021-11-23 01:11:35,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:11:35,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:35,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:35,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:35,785 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:35,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:35,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2021-11-23 01:11:35,844 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2021-11-23 01:11:35,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:11:35,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:35,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:35,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:35,976 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:36,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:36,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2021-11-23 01:11:36,061 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2021-11-23 01:11:36,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:11:36,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:36,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:36,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:36,275 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:36,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:36,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2021-11-23 01:11:36,395 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2021-11-23 01:11:36,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:11:36,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:36,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:36,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:36,555 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 01:11:36,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:36,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2021-11-23 01:11:36,635 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2021-11-23 01:11:36,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:11:36,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:36,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:36,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:36,801 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:36,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:36,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2021-11-23 01:11:36,890 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2021-11-23 01:11:36,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:11:36,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:36,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:36,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:37,079 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:37,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:37,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2021-11-23 01:11:37,184 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2021-11-23 01:11:37,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:11:37,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:37,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:37,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:37,504 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:37,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:37,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2021-11-23 01:11:37,625 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2021-11-23 01:11:37,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:37,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:37,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:37,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:37,888 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:38,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:38,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2021-11-23 01:11:38,007 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2021-11-23 01:11:38,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:11:38,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:38,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:38,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:38,285 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:38,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:38,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2021-11-23 01:11:38,385 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2021-11-23 01:11:38,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:11:38,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:38,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:38,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:38,671 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:38,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:38,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2021-11-23 01:11:38,768 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2021-11-23 01:11:38,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:11:38,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:38,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:38,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:39,072 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:39,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:39,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2021-11-23 01:11:39,199 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2021-11-23 01:11:39,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:11:39,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:39,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:39,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:39,539 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:39,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:39,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2021-11-23 01:11:39,646 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2021-11-23 01:11:39,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:11:39,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:39,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:39,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:40,026 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:40,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:40,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2021-11-23 01:11:40,142 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2021-11-23 01:11:40,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:11:40,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:40,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:40,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:40,594 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:40,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:40,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2021-11-23 01:11:40,718 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2021-11-23 01:11:40,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:11:40,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:40,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:40,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:41,171 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:41,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:41,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2021-11-23 01:11:41,293 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2021-11-23 01:11:41,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:11:41,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:41,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:41,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:41,775 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:41,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:41,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 26 transitions. [2021-11-23 01:11:41,898 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2021-11-23 01:11:41,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:11:41,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:41,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:41,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:42,428 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:42,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:42,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 27 transitions. [2021-11-23 01:11:42,563 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 27 transitions. [2021-11-23 01:11:42,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:11:42,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:42,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:42,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:43,141 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:43,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:43,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 28 transitions. [2021-11-23 01:11:43,287 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 28 transitions. [2021-11-23 01:11:43,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:11:43,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:43,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:43,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:43,910 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:44,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:44,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 29 transitions. [2021-11-23 01:11:44,057 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2021-11-23 01:11:44,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:11:44,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:44,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:44,735 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:44,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:44,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 30 transitions. [2021-11-23 01:11:44,889 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 30 transitions. [2021-11-23 01:11:44,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:11:44,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:44,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:44,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,593 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:45,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 31 transitions. [2021-11-23 01:11:45,751 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 31 transitions. [2021-11-23 01:11:45,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:11:45,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:46,464 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:46,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:46,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 32 transitions. [2021-11-23 01:11:46,608 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 32 transitions. [2021-11-23 01:11:46,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:11:46,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:46,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:46,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,339 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:47,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 33 transitions. [2021-11-23 01:11:47,509 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 33 transitions. [2021-11-23 01:11:47,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:11:47,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,292 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:48,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 34 transitions. [2021-11-23 01:11:48,457 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 34 transitions. [2021-11-23 01:11:48,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:11:48,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:49,271 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 01:11:49,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:49,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 35 transitions. [2021-11-23 01:11:49,446 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 35 transitions. [2021-11-23 01:11:49,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:11:49,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:49,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:49,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:50,350 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:50,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:50,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 36 transitions. [2021-11-23 01:11:50,525 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 36 transitions. [2021-11-23 01:11:50,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:11:50,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:50,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:50,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,411 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:51,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 37 transitions. [2021-11-23 01:11:51,601 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 37 transitions. [2021-11-23 01:11:51,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:11:51,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,660 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:52,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:52,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 38 transitions. [2021-11-23 01:11:52,866 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 38 transitions. [2021-11-23 01:11:52,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:11:52,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:52,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:52,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,913 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:54,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:54,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 39 transitions. [2021-11-23 01:11:54,119 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 39 transitions. [2021-11-23 01:11:54,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:11:54,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:54,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:55,117 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:55,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:55,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 40 transitions. [2021-11-23 01:11:55,275 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 40 transitions. [2021-11-23 01:11:55,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:11:55,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:55,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:55,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:56,344 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:56,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:56,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 41 transitions. [2021-11-23 01:11:56,505 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 41 transitions. [2021-11-23 01:11:56,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:11:56,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:56,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:56,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,617 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:57,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 42 transitions. [2021-11-23 01:11:57,807 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 42 transitions. [2021-11-23 01:11:57,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:11:57,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,065 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:59,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 43 transitions. [2021-11-23 01:11:59,248 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 43 transitions. [2021-11-23 01:11:59,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:11:59,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:00,775 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:00,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:00,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 44 transitions. [2021-11-23 01:12:00,998 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 44 transitions. [2021-11-23 01:12:00,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:00,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:00,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:02,336 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:02,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:02,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 45 transitions. [2021-11-23 01:12:02,535 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 45 transitions. [2021-11-23 01:12:02,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:12:02,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:02,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:02,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:03,890 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:04,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:04,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 46 transitions. [2021-11-23 01:12:04,074 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 46 transitions. [2021-11-23 01:12:04,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:12:04,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:04,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:04,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:05,582 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:05,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:05,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 47 transitions. [2021-11-23 01:12:05,762 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 47 transitions. [2021-11-23 01:12:05,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:12:05,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:05,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:05,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:07,233 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:07,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:07,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 48 transitions. [2021-11-23 01:12:07,456 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 48 transitions. [2021-11-23 01:12:07,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:12:07,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:07,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:07,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:09,043 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:09,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:09,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 49 transitions. [2021-11-23 01:12:09,247 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 49 transitions. [2021-11-23 01:12:09,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:12:09,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:09,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:10,854 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:11,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:11,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 50 transitions. [2021-11-23 01:12:11,127 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 50 transitions. [2021-11-23 01:12:11,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:12:11,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:11,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:11,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:12,860 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:13,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:13,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 51 transitions. [2021-11-23 01:12:13,081 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 51 transitions. [2021-11-23 01:12:13,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:12:13,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:13,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:13,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:14,808 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 01:12:15,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:15,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 52 transitions. [2021-11-23 01:12:15,014 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 52 transitions. [2021-11-23 01:12:15,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:12:15,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:15,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:15,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:17,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:17,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:17,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 53 transitions. [2021-11-23 01:12:17,280 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 53 transitions. [2021-11-23 01:12:17,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:12:17,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:17,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:17,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:19,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:19,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:19,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 54 transitions. [2021-11-23 01:12:19,483 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 54 transitions. [2021-11-23 01:12:19,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:12:19,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:19,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:19,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:21,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:21,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:21,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 55 transitions. [2021-11-23 01:12:21,756 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 55 transitions. [2021-11-23 01:12:21,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:12:21,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:21,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:21,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:24,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:24,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:24,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 56 transitions. [2021-11-23 01:12:24,265 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 56 transitions. [2021-11-23 01:12:24,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:12:24,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:24,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:24,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:26,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:26,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:26,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 57 transitions. [2021-11-23 01:12:26,697 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 57 transitions. [2021-11-23 01:12:26,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:12:26,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:26,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:26,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:28,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:29,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:29,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 58 transitions. [2021-11-23 01:12:29,296 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 58 transitions. [2021-11-23 01:12:29,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:12:29,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:29,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:31,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:31,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:31,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 59 transitions. [2021-11-23 01:12:31,958 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 59 transitions. [2021-11-23 01:12:31,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:12:31,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:31,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:31,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:34,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:34,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:34,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 60 transitions. [2021-11-23 01:12:34,752 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 60 transitions. [2021-11-23 01:12:34,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:12:34,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:34,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:37,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:37,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:37,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 61 transitions. [2021-11-23 01:12:37,709 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 61 transitions. [2021-11-23 01:12:37,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:12:37,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:37,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:37,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:40,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:40,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:40,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 62 transitions. [2021-11-23 01:12:40,507 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 62 transitions. [2021-11-23 01:12:40,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:12:40,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:40,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:40,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:43,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:43,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:43,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 63 transitions. [2021-11-23 01:12:43,509 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 63 transitions. [2021-11-23 01:12:43,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:12:43,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:43,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:43,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:46,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:46,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:46,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 64 transitions. [2021-11-23 01:12:46,479 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 64 transitions. [2021-11-23 01:12:46,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:12:46,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:46,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:46,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:49,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:49,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:49,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 65 transitions. [2021-11-23 01:12:49,592 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 65 transitions. [2021-11-23 01:12:49,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:12:49,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:49,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:49,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:52,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:53,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:53,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 66 transitions. [2021-11-23 01:12:53,158 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 66 transitions. [2021-11-23 01:12:53,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:12:53,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:53,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:53,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:56,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:56,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:56,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 67 transitions. [2021-11-23 01:12:56,702 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 67 transitions. [2021-11-23 01:12:56,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:12:56,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:56,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:56,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:59,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:00,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:00,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 68 transitions. [2021-11-23 01:13:00,218 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 68 transitions. [2021-11-23 01:13:00,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:13:00,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:00,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:00,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:03,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:03,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:03,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 69 transitions. [2021-11-23 01:13:03,772 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 69 transitions. [2021-11-23 01:13:03,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:13:03,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:03,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:03,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:07,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:07,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:07,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 70 transitions. [2021-11-23 01:13:07,494 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 70 transitions. [2021-11-23 01:13:07,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:13:07,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:07,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:07,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:10,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:11,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:11,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 71 transitions. [2021-11-23 01:13:11,225 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 71 transitions. [2021-11-23 01:13:11,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:13:11,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:11,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:11,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:14,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:15,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:15,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 72 transitions. [2021-11-23 01:13:15,105 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 72 transitions. [2021-11-23 01:13:15,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:13:15,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:15,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:18,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:19,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:19,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 73 transitions. [2021-11-23 01:13:19,063 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 73 transitions. [2021-11-23 01:13:19,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:13:19,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:19,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:19,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:22,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:23,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:23,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 74 transitions. [2021-11-23 01:13:23,199 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 74 transitions. [2021-11-23 01:13:23,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:13:23,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:23,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:23,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:27,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:27,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:27,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 75 transitions. [2021-11-23 01:13:27,371 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 75 transitions. [2021-11-23 01:13:27,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:13:27,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:27,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:27,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:31,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:31,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:31,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 76 transitions. [2021-11-23 01:13:31,811 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 76 transitions. [2021-11-23 01:13:31,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:13:31,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:31,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:31,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:35,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:36,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:36,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 77 transitions. [2021-11-23 01:13:36,224 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 77 transitions. [2021-11-23 01:13:36,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:13:36,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:36,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:36,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:40,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:40,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:40,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 78 transitions. [2021-11-23 01:13:40,777 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 78 transitions. [2021-11-23 01:13:40,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:13:40,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:40,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:45,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:45,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:45,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 79 transitions. [2021-11-23 01:13:45,408 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 79 transitions. [2021-11-23 01:13:45,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:13:45,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:45,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:45,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:49,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:50,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:50,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 80 transitions. [2021-11-23 01:13:50,145 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 80 transitions. [2021-11-23 01:13:50,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:13:50,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:50,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:50,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:54,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:54,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:54,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 81 transitions. [2021-11-23 01:13:54,982 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 81 transitions. [2021-11-23 01:13:54,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 01:13:54,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:54,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:55,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:59,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:59,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:59,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 82 transitions. [2021-11-23 01:13:59,928 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 82 transitions. [2021-11-23 01:13:59,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:13:59,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:59,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:59,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:04,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:05,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:05,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 83 transitions. [2021-11-23 01:14:05,011 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 83 transitions. [2021-11-23 01:14:05,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:14:05,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:05,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:05,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:09,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:10,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:10,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 84 transitions. [2021-11-23 01:14:10,338 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 84 transitions. [2021-11-23 01:14:10,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:14:10,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:10,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:15,367 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:15,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:15,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 85 transitions. [2021-11-23 01:14:15,721 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 85 transitions. [2021-11-23 01:14:15,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:14:15,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:15,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:15,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:20,839 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:21,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:21,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 86 transitions. [2021-11-23 01:14:21,183 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 86 transitions. [2021-11-23 01:14:21,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:14:21,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:21,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:26,552 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:26,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:26,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 87 transitions. [2021-11-23 01:14:26,905 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 87 transitions. [2021-11-23 01:14:26,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:14:26,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:26,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:32,235 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:32,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:32,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 88 transitions. [2021-11-23 01:14:32,588 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 88 transitions. [2021-11-23 01:14:32,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:14:32,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:32,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:32,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:38,138 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:38,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:38,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 89 transitions. [2021-11-23 01:14:38,495 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 89 transitions. [2021-11-23 01:14:38,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:14:38,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:38,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:38,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:44,110 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:44,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:44,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 90 transitions. [2021-11-23 01:14:44,530 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 90 transitions. [2021-11-23 01:14:44,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:14:44,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:44,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:50,369 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:50,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:50,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 91 transitions. [2021-11-23 01:14:50,786 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 91 transitions. [2021-11-23 01:14:50,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:14:50,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:50,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:56,755 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:57,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:57,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 92 transitions. [2021-11-23 01:14:57,146 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 92 transitions. [2021-11-23 01:14:57,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 01:14:57,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:57,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:03,195 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:03,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:03,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 93 transitions. [2021-11-23 01:15:03,620 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 93 transitions. [2021-11-23 01:15:03,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:15:03,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:03,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:03,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:09,795 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:10,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:10,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 94 transitions. [2021-11-23 01:15:10,170 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 94 transitions. [2021-11-23 01:15:10,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:15:10,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:10,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:10,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:16,504 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:16,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:16,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 95 transitions. [2021-11-23 01:15:16,886 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 95 transitions. [2021-11-23 01:15:16,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 01:15:16,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:16,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:23,237 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:23,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:23,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 96 transitions. [2021-11-23 01:15:23,621 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 96 transitions. [2021-11-23 01:15:23,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:15:23,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:23,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:23,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:30,110 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:30,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:30,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 97 transitions. [2021-11-23 01:15:30,498 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 97 transitions. [2021-11-23 01:15:30,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 01:15:30,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:30,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:30,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:37,098 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:37,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:37,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 98 transitions. [2021-11-23 01:15:37,551 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 98 transitions. [2021-11-23 01:15:37,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 01:15:37,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:37,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:37,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:44,316 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:44,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:44,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 99 transitions. [2021-11-23 01:15:44,710 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 99 transitions. [2021-11-23 01:15:44,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 01:15:44,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:44,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:44,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:51,710 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:52,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:52,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 100 transitions. [2021-11-23 01:15:52,131 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 100 transitions. [2021-11-23 01:15:52,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:15:52,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:52,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:52,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:59,382 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:59,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:59,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 101 transitions. [2021-11-23 01:15:59,792 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 101 transitions. [2021-11-23 01:15:59,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 01:15:59,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:59,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:59,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:07,149 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:07,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:07,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 102 transitions. [2021-11-23 01:16:07,565 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 102 transitions. [2021-11-23 01:16:07,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:16:07,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:07,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:07,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:15,111 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:15,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:15,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 103 transitions. [2021-11-23 01:16:15,568 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 103 transitions. [2021-11-23 01:16:15,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:16:15,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:15,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:15,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:23,427 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:23,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:23,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 104 transitions. [2021-11-23 01:16:23,897 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 104 transitions. [2021-11-23 01:16:23,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:16:23,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:23,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:23,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:32,114 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:32,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:32,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 105 transitions. [2021-11-23 01:16:32,630 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 105 transitions. [2021-11-23 01:16:32,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:16:32,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:32,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:32,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:41,903 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:42,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:42,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 106 transitions. [2021-11-23 01:16:42,447 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 106 transitions. [2021-11-23 01:16:42,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:16:42,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:42,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:42,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:51,223 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:51,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:51,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 107 transitions. [2021-11-23 01:16:51,664 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 107 transitions. [2021-11-23 01:16:51,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:16:51,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:51,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:51,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:00,729 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:01,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:01,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 108 transitions. [2021-11-23 01:17:01,182 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 108 transitions. [2021-11-23 01:17:01,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:17:01,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:01,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:01,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:10,706 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:11,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:11,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 109 transitions. [2021-11-23 01:17:11,214 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 109 transitions. [2021-11-23 01:17:11,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 01:17:11,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:11,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:11,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:20,521 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:21,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:21,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 110 transitions. [2021-11-23 01:17:21,017 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 110 transitions. [2021-11-23 01:17:21,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 01:17:21,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:21,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:29,951 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:30,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:30,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 111 transitions. [2021-11-23 01:17:30,420 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 111 transitions. [2021-11-23 01:17:30,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 01:17:30,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:30,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:30,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:39,434 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:39,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:39,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 112 transitions. [2021-11-23 01:17:39,896 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 112 transitions. [2021-11-23 01:17:39,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:17:39,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:39,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:39,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:48,987 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:49,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:49,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 113 transitions. [2021-11-23 01:17:49,459 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 113 transitions. [2021-11-23 01:17:49,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:17:49,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:49,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:49,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:58,702 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:59,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:59,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 114 transitions. [2021-11-23 01:17:59,165 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 114 transitions. [2021-11-23 01:17:59,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 01:17:59,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:59,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:59,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:08,660 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:09,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:09,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 115 transitions. [2021-11-23 01:18:09,133 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 115 transitions. [2021-11-23 01:18:09,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 01:18:09,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:09,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:09,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:18,769 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:19,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:19,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 116 transitions. [2021-11-23 01:18:19,248 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 116 transitions. [2021-11-23 01:18:19,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:18:19,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:19,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:19,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:29,132 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:29,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:29,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 117 transitions. [2021-11-23 01:18:29,620 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 117 transitions. [2021-11-23 01:18:29,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 01:18:29,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:29,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:29,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:39,529 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:40,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:40,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 118 transitions. [2021-11-23 01:18:40,021 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 118 transitions. [2021-11-23 01:18:40,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 01:18:40,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:40,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:40,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:50,143 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:50,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:50,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 119 transitions. [2021-11-23 01:18:50,626 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 119 transitions. [2021-11-23 01:18:50,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:18:50,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:50,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:50,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:00,929 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:01,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:01,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 120 transitions. [2021-11-23 01:19:01,420 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 120 transitions. [2021-11-23 01:19:01,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 01:19:01,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:01,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:01,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:11,890 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:12,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:12,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 121 transitions. [2021-11-23 01:19:12,384 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 121 transitions. [2021-11-23 01:19:12,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 01:19:12,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:12,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:23,045 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:23,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:23,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 122 transitions. [2021-11-23 01:19:23,557 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 122 transitions. [2021-11-23 01:19:23,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:19:23,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:23,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:23,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:34,476 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:34,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:34,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 123 transitions. [2021-11-23 01:19:34,981 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 123 transitions. [2021-11-23 01:19:34,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:19:34,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:34,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:35,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:46,008 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:46,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:46,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 124 transitions. [2021-11-23 01:19:46,525 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 124 transitions. [2021-11-23 01:19:46,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:19:46,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:46,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:46,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:57,772 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:58,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:58,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 125 transitions. [2021-11-23 01:19:58,286 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 125 transitions. [2021-11-23 01:19:58,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 01:19:58,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:58,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:58,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:09,683 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:10,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:10,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 126 transitions. [2021-11-23 01:20:10,199 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 126 transitions. [2021-11-23 01:20:10,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 01:20:10,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:10,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:10,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:21,790 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:22,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:22,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 127 transitions. [2021-11-23 01:20:22,321 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 127 transitions. [2021-11-23 01:20:22,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:20:22,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:22,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:22,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:34,144 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:34,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:34,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 128 transitions. [2021-11-23 01:20:34,681 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 128 transitions. [2021-11-23 01:20:34,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 01:20:34,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:34,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,631 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:47,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 129 transitions. [2021-11-23 01:20:47,170 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 129 transitions. [2021-11-23 01:20:47,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 01:20:47,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,241 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:59,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 130 transitions. [2021-11-23 01:20:59,788 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 130 transitions. [2021-11-23 01:20:59,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 01:20:59,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,492 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:13,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 131 transitions. [2021-11-23 01:21:13,035 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 131 transitions. [2021-11-23 01:21:13,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 01:21:13,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,806 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:26,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 132 transitions. [2021-11-23 01:21:26,359 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 132 transitions. [2021-11-23 01:21:26,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 01:21:26,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,397 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:39,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 133 transitions. [2021-11-23 01:21:39,973 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 133 transitions. [2021-11-23 01:21:39,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 01:21:39,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,305 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:53,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 134 transitions. [2021-11-23 01:21:53,878 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 134 transitions. [2021-11-23 01:21:53,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 01:21:53,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,186 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:07,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 135 transitions. [2021-11-23 01:22:07,821 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 135 transitions. [2021-11-23 01:22:07,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 01:22:07,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:21,755 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:22,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:22,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 136 transitions. [2021-11-23 01:22:22,328 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 136 transitions. [2021-11-23 01:22:22,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 01:22:22,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:22,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:22,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat