./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-ext2-properties/list_and_tree_cnstr-2.i --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_cb1921df-703a-40d6-80b1-8e86e77982a4/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1921df-703a-40d6-80b1-8e86e77982a4/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_cb1921df-703a-40d6-80b1-8e86e77982a4/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1921df-703a-40d6-80b1-8e86e77982a4/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/list-ext2-properties/list_and_tree_cnstr-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1921df-703a-40d6-80b1-8e86e77982a4/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_cb1921df-703a-40d6-80b1-8e86e77982a4/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 073ee5c5f9e0a51509973bbde311a97e7673effbb0d5db6a027ba4e786762a02 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:42:46,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:42:46,477 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:42:46,515 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:42:46,515 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:42:46,517 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:42:46,519 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:42:46,521 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:42:46,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:42:46,525 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:42:46,526 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:42:46,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:42:46,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:42:46,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:42:46,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:42:46,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:42:46,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:42:46,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:42:46,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:42:46,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:42:46,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:42:46,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:42:46,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:42:46,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:42:46,553 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:42:46,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:42:46,554 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:42:46,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:42:46,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:42:46,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:42:46,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:42:46,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:42:46,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:42:46,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:42:46,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:42:46,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:42:46,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:42:46,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:42:46,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:42:46,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:42:46,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:42:46,567 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1921df-703a-40d6-80b1-8e86e77982a4/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:42:46,593 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:42:46,593 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:42:46,594 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:42:46,594 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:42:46,595 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:42:46,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:42:46,595 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:42:46,596 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:42:46,596 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:42:46,596 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:42:46,596 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:42:46,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:42:46,597 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:42:46,597 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:42:46,597 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:42:46,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:42:46,598 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:42:46,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:42:46,598 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:42:46,599 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:42:46,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:42:46,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:42:46,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:42:46,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:42:46,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:42:46,600 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:42:46,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:42:46,601 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:42:46,601 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_cb1921df-703a-40d6-80b1-8e86e77982a4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1921df-703a-40d6-80b1-8e86e77982a4/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 073ee5c5f9e0a51509973bbde311a97e7673effbb0d5db6a027ba4e786762a02 [2021-11-23 00:42:46,831 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:42:46,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:42:46,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:42:46,856 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:42:46,857 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:42:46,858 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1921df-703a-40d6-80b1-8e86e77982a4/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/list-ext2-properties/list_and_tree_cnstr-2.i [2021-11-23 00:42:46,936 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1921df-703a-40d6-80b1-8e86e77982a4/bin/ukojak-LBtLqBUTdQ/data/294530979/e1de990c9daa4e3a8b5bee0f98934637/FLAGa2af834cf [2021-11-23 00:42:47,525 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:42:47,530 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1921df-703a-40d6-80b1-8e86e77982a4/sv-benchmarks/c/list-ext2-properties/list_and_tree_cnstr-2.i [2021-11-23 00:42:47,550 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1921df-703a-40d6-80b1-8e86e77982a4/bin/ukojak-LBtLqBUTdQ/data/294530979/e1de990c9daa4e3a8b5bee0f98934637/FLAGa2af834cf [2021-11-23 00:42:47,771 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1921df-703a-40d6-80b1-8e86e77982a4/bin/ukojak-LBtLqBUTdQ/data/294530979/e1de990c9daa4e3a8b5bee0f98934637 [2021-11-23 00:42:47,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:42:47,776 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:42:47,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:42:47,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:42:47,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:42:47,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:42:47" (1/1) ... [2021-11-23 00:42:47,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c631a05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:47, skipping insertion in model container [2021-11-23 00:42:47,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:42:47" (1/1) ... [2021-11-23 00:42:47,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:42:47,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:42:48,160 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_cb1921df-703a-40d6-80b1-8e86e77982a4/sv-benchmarks/c/list-ext2-properties/list_and_tree_cnstr-2.i[24291,24304] [2021-11-23 00:42:48,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:42:48,172 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:42:48,237 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_cb1921df-703a-40d6-80b1-8e86e77982a4/sv-benchmarks/c/list-ext2-properties/list_and_tree_cnstr-2.i[24291,24304] [2021-11-23 00:42:48,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:42:48,283 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:42:48,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:48 WrapperNode [2021-11-23 00:42:48,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:42:48,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:42:48,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:42:48,288 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:42:48,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:48" (1/1) ... [2021-11-23 00:42:48,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:48" (1/1) ... [2021-11-23 00:42:48,385 INFO L137 Inliner]: procedures = 122, calls = 54, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 205 [2021-11-23 00:42:48,390 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:42:48,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:42:48,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:42:48,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:42:48,400 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:48" (1/1) ... [2021-11-23 00:42:48,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:48" (1/1) ... [2021-11-23 00:42:48,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:48" (1/1) ... [2021-11-23 00:42:48,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:48" (1/1) ... [2021-11-23 00:42:48,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:48" (1/1) ... [2021-11-23 00:42:48,451 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:48" (1/1) ... [2021-11-23 00:42:48,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:48" (1/1) ... [2021-11-23 00:42:48,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:42:48,468 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:42:48,468 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:42:48,469 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:42:48,470 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:48" (1/1) ... [2021-11-23 00:42:48,484 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:42:48,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1921df-703a-40d6-80b1-8e86e77982a4/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:42:48,516 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1921df-703a-40d6-80b1-8e86e77982a4/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:42:48,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1921df-703a-40d6-80b1-8e86e77982a4/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:42:48,569 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2021-11-23 00:42:48,569 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2021-11-23 00:42:48,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:42:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:42:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:42:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:42:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:42:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:42:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:42:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:42:48,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:42:48,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:42:48,732 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:42:48,733 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:42:48,790 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2021-11-23 00:42:49,126 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:42:49,280 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:42:49,280 INFO L301 CfgBuilder]: Removed 8 assume(true) statements. [2021-11-23 00:42:49,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:42:49 BoogieIcfgContainer [2021-11-23 00:42:49,283 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:42:49,285 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:42:49,285 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:42:49,297 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:42:49,298 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:42:49" (1/1) ... [2021-11-23 00:42:49,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:42:49,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:49,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 00:42:49,373 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 00:42:49,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:42:49,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:49,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:49,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:49,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:49,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:49,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2021-11-23 00:42:49,609 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2021-11-23 00:42:49,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:42:49,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:49,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:49,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:49,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:49,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:49,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 41 states and 56 transitions. [2021-11-23 00:42:49,884 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 56 transitions. [2021-11-23 00:42:49,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:42:49,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:49,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:49,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:49,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:49,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:49,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 41 states and 55 transitions. [2021-11-23 00:42:49,969 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 55 transitions. [2021-11-23 00:42:49,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:42:49,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:49,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:49,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:50,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:50,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:50,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 41 states and 54 transitions. [2021-11-23 00:42:50,050 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2021-11-23 00:42:50,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:42:50,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:50,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:50,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:42:50,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:50,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 52 states and 75 transitions. [2021-11-23 00:42:50,355 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2021-11-23 00:42:50,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:50,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:50,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:50,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:50,422 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:42:50,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:50,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 52 states and 73 transitions. [2021-11-23 00:42:50,535 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 73 transitions. [2021-11-23 00:42:50,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:50,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:50,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:50,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:50,657 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:42:50,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:50,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 52 states and 71 transitions. [2021-11-23 00:42:50,785 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2021-11-23 00:42:50,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:42:50,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:50,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:50,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:51,097 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:42:51,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:51,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 97 transitions. [2021-11-23 00:42:51,667 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2021-11-23 00:42:51,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:42:51,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:51,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:51,908 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:42:52,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:52,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 74 states and 113 transitions. [2021-11-23 00:42:52,512 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 113 transitions. [2021-11-23 00:42:52,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:42:52,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:52,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:52,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:52,938 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:54,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:54,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 94 states and 149 transitions. [2021-11-23 00:42:54,664 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 149 transitions. [2021-11-23 00:42:54,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:42:54,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:54,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:54,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:54,804 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:55,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:55,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 103 states and 166 transitions. [2021-11-23 00:42:55,748 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 166 transitions. [2021-11-23 00:42:55,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:42:55,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:55,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:55,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:56,204 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:42:56,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:56,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 105 states and 174 transitions. [2021-11-23 00:42:56,529 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 174 transitions. [2021-11-23 00:42:56,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:42:56,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:56,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:56,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:57,095 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:42:57,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:57,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 107 states and 182 transitions. [2021-11-23 00:42:57,598 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 182 transitions. [2021-11-23 00:42:57,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:42:57,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:57,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:57,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:57,935 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:42:58,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:58,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 109 states and 190 transitions. [2021-11-23 00:42:58,137 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 190 transitions. [2021-11-23 00:42:58,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:42:58,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:58,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:58,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:58,799 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:01,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:01,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 120 states and 216 transitions. [2021-11-23 00:43:01,445 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 216 transitions. [2021-11-23 00:43:01,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:43:01,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:01,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:01,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:01,858 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:04,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:04,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 131 states and 243 transitions. [2021-11-23 00:43:04,111 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 243 transitions. [2021-11-23 00:43:04,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:43:04,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:04,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:04,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:04,734 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:07,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:07,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 140 states and 264 transitions. [2021-11-23 00:43:07,210 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 264 transitions. [2021-11-23 00:43:07,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:43:07,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:07,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:07,771 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:43:09,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:09,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 146 states and 277 transitions. [2021-11-23 00:43:09,289 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 277 transitions. [2021-11-23 00:43:09,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:43:09,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:09,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:09,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:10,465 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:14,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:14,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 157 states and 304 transitions. [2021-11-23 00:43:14,545 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 304 transitions. [2021-11-23 00:43:14,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:43:14,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:14,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:14,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:14,921 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:18,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:18,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 168 states and 331 transitions. [2021-11-23 00:43:18,079 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 331 transitions. [2021-11-23 00:43:18,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:43:18,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:18,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:18,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:18,829 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:43:20,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:20,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 176 states and 348 transitions. [2021-11-23 00:43:20,842 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 348 transitions. [2021-11-23 00:43:20,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:43:20,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:20,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:20,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:21,228 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:43:21,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:21,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 178 states and 353 transitions. [2021-11-23 00:43:21,975 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 353 transitions. [2021-11-23 00:43:21,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:43:21,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:21,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:22,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:22,169 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:24,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:24,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 187 states and 374 transitions. [2021-11-23 00:43:24,811 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 374 transitions. [2021-11-23 00:43:24,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:43:24,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:24,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:26,670 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:29,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:29,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 189 states and 384 transitions. [2021-11-23 00:43:29,078 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 384 transitions. [2021-11-23 00:43:29,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:43:29,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:29,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:29,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:29,729 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:31,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:31,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 191 states and 394 transitions. [2021-11-23 00:43:31,032 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 394 transitions. [2021-11-23 00:43:31,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:43:31,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:31,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:32,422 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:34,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:34,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 193 states and 404 transitions. [2021-11-23 00:43:34,595 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 404 transitions. [2021-11-23 00:43:34,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:43:34,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:34,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:34,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:35,043 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:35,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:35,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 195 states and 414 transitions. [2021-11-23 00:43:35,769 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 414 transitions. [2021-11-23 00:43:35,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:43:35,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:35,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:35,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:36,344 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:43:38,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:38,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 201 states and 430 transitions. [2021-11-23 00:43:38,851 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 430 transitions. [2021-11-23 00:43:38,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:43:38,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:38,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:41,051 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:47,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:47,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 214 states and 468 transitions. [2021-11-23 00:43:47,837 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 468 transitions. [2021-11-23 00:43:47,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:43:47,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:47,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:47,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:50,422 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 00:43:57,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:57,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 223 states and 500 transitions. [2021-11-23 00:43:57,698 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 500 transitions. [2021-11-23 00:43:57,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:43:57,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:57,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:57,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:58,442 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:44:01,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:01,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 229 states and 516 transitions. [2021-11-23 00:44:01,579 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 516 transitions. [2021-11-23 00:44:01,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:44:01,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:01,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:01,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:01,921 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:44:04,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:04,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 237 states and 537 transitions. [2021-11-23 00:44:04,710 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 537 transitions. [2021-11-23 00:44:04,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:44:04,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:04,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:04,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:05,510 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:11,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:11,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 248 states and 574 transitions. [2021-11-23 00:44:11,639 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 574 transitions. [2021-11-23 00:44:11,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:44:11,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:11,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:11,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:14,119 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:21,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:21,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 257 states and 607 transitions. [2021-11-23 00:44:21,319 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 607 transitions. [2021-11-23 00:44:21,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:44:21,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:21,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:21,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:21,960 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:44:23,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:23,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 259 states and 610 transitions. [2021-11-23 00:44:23,080 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 610 transitions. [2021-11-23 00:44:23,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:44:23,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:23,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:23,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:26,007 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:34,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:34,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 270 states and 641 transitions. [2021-11-23 00:44:34,019 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 641 transitions. [2021-11-23 00:44:34,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:44:34,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:34,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:34,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:35,399 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:39,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:39,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 276 states and 657 transitions. [2021-11-23 00:44:39,839 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 657 transitions. [2021-11-23 00:44:39,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:44:39,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:39,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:43,429 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:52,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:52,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 285 states and 683 transitions. [2021-11-23 00:44:52,995 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 683 transitions. [2021-11-23 00:44:52,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:44:52,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:52,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:53,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:54,413 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:59,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:59,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 293 states and 704 transitions. [2021-11-23 00:44:59,314 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 704 transitions. [2021-11-23 00:44:59,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:44:59,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:59,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:59,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:00,215 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:07,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:07,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 304 states and 734 transitions. [2021-11-23 00:45:07,399 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 734 transitions. [2021-11-23 00:45:07,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:45:07,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:07,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:08,119 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:09,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:09,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 306 states and 739 transitions. [2021-11-23 00:45:09,632 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 739 transitions. [2021-11-23 00:45:09,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:45:09,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:09,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:09,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:10,114 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:15,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:15,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 315 states and 766 transitions. [2021-11-23 00:45:15,860 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 766 transitions. [2021-11-23 00:45:15,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:45:15,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:15,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:15,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:16,117 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:45:18,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:18,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 319 states and 776 transitions. [2021-11-23 00:45:18,747 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 776 transitions. [2021-11-23 00:45:18,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:45:18,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:18,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:24,345 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:30,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:30,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 321 states and 788 transitions. [2021-11-23 00:45:30,916 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 788 transitions. [2021-11-23 00:45:30,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:45:30,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:30,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:30,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:31,140 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:45:35,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:35,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 327 states and 804 transitions. [2021-11-23 00:45:35,528 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 804 transitions. [2021-11-23 00:45:35,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:45:35,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:35,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:35,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:36,837 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:39,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:39,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 329 states and 817 transitions. [2021-11-23 00:45:39,176 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 817 transitions. [2021-11-23 00:45:39,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:45:39,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:39,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:39,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:39,617 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:45:42,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:42,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 333 states and 827 transitions. [2021-11-23 00:45:42,735 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 827 transitions. [2021-11-23 00:45:42,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:45:42,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:42,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:43,753 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:46,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:46,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 335 states and 840 transitions. [2021-11-23 00:45:46,020 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 840 transitions. [2021-11-23 00:45:46,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:45:46,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:46,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:46,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:46,762 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:45:49,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:49,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 341 states and 855 transitions. [2021-11-23 00:45:49,955 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 855 transitions. [2021-11-23 00:45:49,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:45:49,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:49,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:49,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:54,764 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:00,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:00,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 343 states and 868 transitions. [2021-11-23 00:46:00,917 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 868 transitions. [2021-11-23 00:46:00,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:46:00,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:00,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:00,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:01,768 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:46:03,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:03,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 345 states and 873 transitions. [2021-11-23 00:46:03,595 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 873 transitions. [2021-11-23 00:46:03,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:46:03,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:03,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:04,542 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:05,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:05,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 347 states and 886 transitions. [2021-11-23 00:46:05,960 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 886 transitions. [2021-11-23 00:46:05,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:46:05,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:05,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:06,822 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:46:11,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:11,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 353 states and 903 transitions. [2021-11-23 00:46:11,923 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 903 transitions. [2021-11-23 00:46:11,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:46:11,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:11,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:11,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:18,473 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 00:46:34,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:34,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 364 states and 943 transitions. [2021-11-23 00:46:34,466 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 943 transitions. [2021-11-23 00:46:34,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:46:34,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:34,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:34,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:36,205 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:47,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:47,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 373 states and 980 transitions. [2021-11-23 00:46:47,179 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 980 transitions. [2021-11-23 00:46:47,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:46:47,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:47,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:47,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:47,533 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:46:52,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:52,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 379 states and 997 transitions. [2021-11-23 00:46:52,769 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 997 transitions. [2021-11-23 00:46:52,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:46:52,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:52,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:52,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:54,130 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:00,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:00,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 385 states and 1014 transitions. [2021-11-23 00:47:00,470 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 1014 transitions. [2021-11-23 00:47:00,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:47:00,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:00,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:00,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:05,253 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:19,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:19,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 394 states and 1050 transitions. [2021-11-23 00:47:19,998 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 1050 transitions. [2021-11-23 00:47:19,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:47:19,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:19,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:20,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:20,640 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:26,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:26,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 402 states and 1073 transitions. [2021-11-23 00:47:26,437 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 1073 transitions. [2021-11-23 00:47:26,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:47:26,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:26,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:26,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:27,977 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:40,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:40,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 413 states and 1115 transitions. [2021-11-23 00:47:40,714 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 1115 transitions. [2021-11-23 00:47:40,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:47:40,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:40,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:41,690 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:41,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:41,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 415 states and 1120 transitions. [2021-11-23 00:47:41,840 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 1120 transitions. [2021-11-23 00:47:41,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:47:41,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:41,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:41,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:48,638 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 00:48:04,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:04,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 424 states and 1156 transitions. [2021-11-23 00:48:04,883 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 1156 transitions. [2021-11-23 00:48:04,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:48:04,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:04,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:05,638 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:48:16,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:16,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 436 states and 1195 transitions. [2021-11-23 00:48:16,975 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1195 transitions. [2021-11-23 00:48:16,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:48:16,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:16,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:23,441 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:35,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:35,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 442 states and 1212 transitions. [2021-11-23 00:48:35,454 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 1212 transitions. [2021-11-23 00:48:35,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:48:35,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:35,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:35,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:44,691 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 6 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:06,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:06,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 453 states and 1247 transitions. [2021-11-23 00:49:06,667 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 1247 transitions. [2021-11-23 00:49:06,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:49:06,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:06,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:06,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:07,466 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:49:18,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:18,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 463 states and 1276 transitions. [2021-11-23 00:49:18,049 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1276 transitions. [2021-11-23 00:49:18,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:49:18,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:18,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:18,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:21,251 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:30,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:30,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 469 states and 1294 transitions. [2021-11-23 00:49:30,444 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 1294 transitions. [2021-11-23 00:49:30,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:49:30,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:30,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:30,664 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:49:32,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:32,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 471 states and 1302 transitions. [2021-11-23 00:49:32,742 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 1302 transitions. [2021-11-23 00:49:32,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:49:32,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:32,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:32,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:40,696 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:02,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:02,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 480 states and 1332 transitions. [2021-11-23 00:50:02,580 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1332 transitions. [2021-11-23 00:50:02,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:50:02,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:02,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:02,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:02,941 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:50:16,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:16,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 494 states and 1378 transitions. [2021-11-23 00:50:16,249 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1378 transitions. [2021-11-23 00:50:16,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:50:16,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:16,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:16,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:18,319 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:37,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:37,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 505 states and 1416 transitions. [2021-11-23 00:50:37,359 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1416 transitions. [2021-11-23 00:50:37,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:50:37,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:37,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:37,876 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:50:47,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:47,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 515 states and 1446 transitions. [2021-11-23 00:50:47,819 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1446 transitions. [2021-11-23 00:50:47,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:50:47,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:47,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:47,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:48,812 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:08,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:08,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 528 states and 1490 transitions. [2021-11-23 00:51:08,152 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1490 transitions. [2021-11-23 00:51:08,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:51:08,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:08,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:08,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:16,344 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:26,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:26,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 530 states and 1497 transitions. [2021-11-23 00:51:26,704 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1497 transitions. [2021-11-23 00:51:26,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:51:26,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:26,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:26,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:27,377 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:51:32,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:32,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 536 states and 1516 transitions. [2021-11-23 00:51:32,660 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1516 transitions. [2021-11-23 00:51:32,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:51:32,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:32,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:33,638 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 1 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:48,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:48,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 545 states and 1549 transitions. [2021-11-23 00:51:48,558 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1549 transitions. [2021-11-23 00:51:48,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:51:48,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:48,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:48,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:50,437 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:51:57,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:57,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 549 states and 1560 transitions. [2021-11-23 00:51:57,412 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1560 transitions. [2021-11-23 00:51:57,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:51:57,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:57,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:57,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:06,016 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:22,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:22,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 555 states and 1586 transitions. [2021-11-23 00:52:22,175 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1586 transitions. [2021-11-23 00:52:22,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:52:22,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:22,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:22,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:24,623 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:34,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:34,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 561 states and 1614 transitions. [2021-11-23 00:52:34,640 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1614 transitions. [2021-11-23 00:52:34,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:52:34,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:34,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:35,935 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:52:56,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:56,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 575 states and 1657 transitions. [2021-11-23 00:52:56,173 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1657 transitions. [2021-11-23 00:52:56,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:52:56,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:56,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:59,151 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:53:18,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:18,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 589 states and 1701 transitions. [2021-11-23 00:53:18,465 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1701 transitions. [2021-11-23 00:53:18,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:53:18,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:18,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:18,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:20,970 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:31,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:31,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 595 states and 1729 transitions. [2021-11-23 00:53:31,728 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1729 transitions. [2021-11-23 00:53:31,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:53:31,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:31,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:31,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:33,062 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:53:45,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:45,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 605 states and 1758 transitions. [2021-11-23 00:53:45,164 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1758 transitions. [2021-11-23 00:53:45,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:53:45,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:45,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:45,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:46,372 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:55,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:55,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 611 states and 1786 transitions. [2021-11-23 00:53:55,838 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1786 transitions. [2021-11-23 00:53:55,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:53:55,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:55,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:55,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:58,002 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:54:04,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:04,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 617 states and 1803 transitions. [2021-11-23 00:54:04,362 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1803 transitions. [2021-11-23 00:54:04,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:54:04,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:04,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:04,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:15,168 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:35,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:35,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 625 states and 1837 transitions. [2021-11-23 00:54:35,305 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1837 transitions. [2021-11-23 00:54:35,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:54:35,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:35,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:35,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:37,554 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:40,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:40,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 627 states and 1854 transitions. [2021-11-23 00:54:40,611 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1854 transitions. [2021-11-23 00:54:40,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:40,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:40,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:40,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:45,102 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:54:59,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:59,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 633 states and 1873 transitions. [2021-11-23 00:54:59,247 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1873 transitions. [2021-11-23 00:54:59,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:54:59,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:59,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:59,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat