./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/s3lif.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98344a7e-3033-4cbd-af4f-6eec7516e1c3/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98344a7e-3033-4cbd-af4f-6eec7516e1c3/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_98344a7e-3033-4cbd-af4f-6eec7516e1c3/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98344a7e-3033-4cbd-af4f-6eec7516e1c3/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/s3lif.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98344a7e-3033-4cbd-af4f-6eec7516e1c3/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_98344a7e-3033-4cbd-af4f-6eec7516e1c3/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 3aac75742402b60de8e734a48b2dd5180b95add96e084901e84c53f880aa300a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:46:08,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:46:08,557 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:46:08,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:46:08,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:46:08,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:46:08,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:46:08,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:46:08,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:46:08,630 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:46:08,631 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:46:08,633 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:46:08,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:46:08,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:46:08,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:46:08,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:46:08,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:46:08,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:46:08,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:46:08,653 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:46:08,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:46:08,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:46:08,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:46:08,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:46:08,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:46:08,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:46:08,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:46:08,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:46:08,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:46:08,666 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:46:08,666 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:46:08,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:46:08,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:46:08,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:46:08,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:46:08,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:46:08,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:46:08,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:46:08,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:46:08,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:46:08,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:46:08,674 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98344a7e-3033-4cbd-af4f-6eec7516e1c3/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:46:08,696 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:46:08,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:46:08,697 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:46:08,697 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:46:08,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:46:08,698 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:46:08,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:46:08,698 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:46:08,699 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:46:08,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:46:08,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:46:08,699 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:46:08,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:46:08,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:46:08,700 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:46:08,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:46:08,700 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:46:08,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:46:08,701 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:46:08,701 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:46:08,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:46:08,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:46:08,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:46:08,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:46:08,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:46:08,702 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:46:08,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:46:08,703 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:46:08,703 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_98344a7e-3033-4cbd-af4f-6eec7516e1c3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98344a7e-3033-4cbd-af4f-6eec7516e1c3/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3aac75742402b60de8e734a48b2dd5180b95add96e084901e84c53f880aa300a [2021-11-23 01:46:09,011 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:46:09,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:46:09,041 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:46:09,042 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:46:09,043 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:46:09,045 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98344a7e-3033-4cbd-af4f-6eec7516e1c3/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-fpi/s3lif.c [2021-11-23 01:46:09,121 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98344a7e-3033-4cbd-af4f-6eec7516e1c3/bin/ukojak-LBtLqBUTdQ/data/2f3fc2b68/b070a783b19b4e51872b014e71783da9/FLAGde5767876 [2021-11-23 01:46:09,644 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:46:09,646 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98344a7e-3033-4cbd-af4f-6eec7516e1c3/sv-benchmarks/c/array-fpi/s3lif.c [2021-11-23 01:46:09,663 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98344a7e-3033-4cbd-af4f-6eec7516e1c3/bin/ukojak-LBtLqBUTdQ/data/2f3fc2b68/b070a783b19b4e51872b014e71783da9/FLAGde5767876 [2021-11-23 01:46:09,987 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98344a7e-3033-4cbd-af4f-6eec7516e1c3/bin/ukojak-LBtLqBUTdQ/data/2f3fc2b68/b070a783b19b4e51872b014e71783da9 [2021-11-23 01:46:09,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:46:09,991 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:46:09,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:46:09,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:46:09,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:46:09,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:46:09" (1/1) ... [2021-11-23 01:46:09,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bee558a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:09, skipping insertion in model container [2021-11-23 01:46:09,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:46:09" (1/1) ... [2021-11-23 01:46:10,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:46:10,021 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:46:10,235 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_98344a7e-3033-4cbd-af4f-6eec7516e1c3/sv-benchmarks/c/array-fpi/s3lif.c[588,601] [2021-11-23 01:46:10,256 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:46:10,264 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:46:10,277 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_98344a7e-3033-4cbd-af4f-6eec7516e1c3/sv-benchmarks/c/array-fpi/s3lif.c[588,601] [2021-11-23 01:46:10,297 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:46:10,313 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:46:10,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:10 WrapperNode [2021-11-23 01:46:10,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:46:10,315 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:46:10,315 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:46:10,315 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:46:10,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:10" (1/1) ... [2021-11-23 01:46:10,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:10" (1/1) ... [2021-11-23 01:46:10,361 INFO L137 Inliner]: procedures = 17, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 81 [2021-11-23 01:46:10,362 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:46:10,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:46:10,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:46:10,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:46:10,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:10" (1/1) ... [2021-11-23 01:46:10,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:10" (1/1) ... [2021-11-23 01:46:10,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:10" (1/1) ... [2021-11-23 01:46:10,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:10" (1/1) ... [2021-11-23 01:46:10,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:10" (1/1) ... [2021-11-23 01:46:10,404 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:10" (1/1) ... [2021-11-23 01:46:10,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:10" (1/1) ... [2021-11-23 01:46:10,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:46:10,419 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:46:10,419 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:46:10,419 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:46:10,421 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:10" (1/1) ... [2021-11-23 01:46:10,429 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:46:10,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98344a7e-3033-4cbd-af4f-6eec7516e1c3/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:46:10,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98344a7e-3033-4cbd-af4f-6eec7516e1c3/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:46:10,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98344a7e-3033-4cbd-af4f-6eec7516e1c3/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:46:10,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:46:10,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:46:10,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:46:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:46:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:46:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:46:10,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:46:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:46:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:46:10,596 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:46:10,598 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:46:10,841 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:46:10,895 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:46:10,905 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 01:46:10,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:46:10 BoogieIcfgContainer [2021-11-23 01:46:10,908 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:46:10,909 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:46:10,910 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:46:10,920 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:46:10,921 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:46:10" (1/1) ... [2021-11-23 01:46:10,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:46:11,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:11,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2021-11-23 01:46:11,036 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2021-11-23 01:46:11,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:46:11,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:11,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:11,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:11,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:11,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:11,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2021-11-23 01:46:11,373 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2021-11-23 01:46:11,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:46:11,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:11,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:11,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:11,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:46:11,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:11,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2021-11-23 01:46:11,544 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2021-11-23 01:46:11,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:46:11,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:11,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:11,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:11,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:46:11,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:11,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2021-11-23 01:46:11,678 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2021-11-23 01:46:11,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:46:11,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:11,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:11,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:12,268 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:13,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:13,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 21 states and 42 transitions. [2021-11-23 01:46:13,334 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 42 transitions. [2021-11-23 01:46:13,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:46:13,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:13,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:13,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:13,509 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:46:14,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:14,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 24 states and 52 transitions. [2021-11-23 01:46:14,179 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 52 transitions. [2021-11-23 01:46:14,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:46:14,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:14,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:14,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:14,359 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 01:46:15,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:15,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 27 states and 58 transitions. [2021-11-23 01:46:15,150 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 58 transitions. [2021-11-23 01:46:15,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:46:15,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:15,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:15,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:15,235 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:46:15,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:15,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 27 states and 56 transitions. [2021-11-23 01:46:15,445 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 56 transitions. [2021-11-23 01:46:15,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:46:15,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:15,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:15,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:15,548 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:46:15,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:15,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 28 states and 57 transitions. [2021-11-23 01:46:15,723 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 57 transitions. [2021-11-23 01:46:15,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:46:15,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:15,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:15,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:15,822 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:46:16,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:16,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2021-11-23 01:46:16,672 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2021-11-23 01:46:16,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:46:16,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:16,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:16,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:17,972 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 01:46:20,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:20,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 36 states and 78 transitions. [2021-11-23 01:46:20,533 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 78 transitions. [2021-11-23 01:46:20,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:46:20,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:20,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:20,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:20,888 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 01:46:22,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:22,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 40 states and 94 transitions. [2021-11-23 01:46:22,557 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 94 transitions. [2021-11-23 01:46:22,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:46:22,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:22,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:22,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:22,912 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:46:23,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:23,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 35 states and 78 transitions. [2021-11-23 01:46:23,497 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 78 transitions. [2021-11-23 01:46:23,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:46:23,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:23,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:23,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:23,839 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:46:25,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:25,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 39 states and 86 transitions. [2021-11-23 01:46:25,442 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 86 transitions. [2021-11-23 01:46:25,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:46:25,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:25,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:25,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:25,556 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:46:26,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:26,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 39 states and 83 transitions. [2021-11-23 01:46:26,019 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 83 transitions. [2021-11-23 01:46:26,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:46:26,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:26,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:26,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:26,363 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:46:28,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:28,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 43 states and 94 transitions. [2021-11-23 01:46:28,312 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 94 transitions. [2021-11-23 01:46:28,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:46:28,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:28,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:28,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:28,533 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:46:28,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:28,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 44 states and 96 transitions. [2021-11-23 01:46:28,952 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 96 transitions. [2021-11-23 01:46:28,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:46:28,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:28,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:29,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:31,124 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:36,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:36,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 52 states and 121 transitions. [2021-11-23 01:46:36,853 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 121 transitions. [2021-11-23 01:46:36,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:46:36,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:36,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:36,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:37,543 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:38,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:38,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 53 states and 123 transitions. [2021-11-23 01:46:38,176 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 123 transitions. [2021-11-23 01:46:38,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:46:38,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:38,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:38,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:38,834 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:39,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:39,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 54 states and 124 transitions. [2021-11-23 01:46:39,485 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 124 transitions. [2021-11-23 01:46:39,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:46:39,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:39,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:39,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:39,761 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:46:40,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:40,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 55 states and 125 transitions. [2021-11-23 01:46:40,270 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 125 transitions. [2021-11-23 01:46:40,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:46:40,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:40,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:40,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:40,712 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:46:41,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:41,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 56 states and 125 transitions. [2021-11-23 01:46:41,939 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 125 transitions. [2021-11-23 01:46:41,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:46:41,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:41,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:41,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:42,113 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:46:44,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:44,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 59 states and 130 transitions. [2021-11-23 01:46:44,407 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 130 transitions. [2021-11-23 01:46:44,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:46:44,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:44,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:44,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:44,598 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:46:48,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:48,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 62 states and 131 transitions. [2021-11-23 01:46:48,095 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 131 transitions. [2021-11-23 01:46:48,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:46:48,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:48,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:48,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:48,256 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:46:48,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:48,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 63 states and 134 transitions. [2021-11-23 01:46:48,872 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 134 transitions. [2021-11-23 01:46:48,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:46:48,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:48,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:48,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:49,016 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:46:51,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:51,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 68 states and 144 transitions. [2021-11-23 01:46:51,059 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 144 transitions. [2021-11-23 01:46:51,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:46:51,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:51,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:51,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:54,282 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:02,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:02,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 77 states and 169 transitions. [2021-11-23 01:47:02,489 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2021-11-23 01:47:02,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:47:02,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:02,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:03,208 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:04,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:04,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 79 states and 175 transitions. [2021-11-23 01:47:04,684 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 175 transitions. [2021-11-23 01:47:04,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:47:04,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:04,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:04,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:05,449 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:06,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:06,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 80 states and 178 transitions. [2021-11-23 01:47:06,255 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 178 transitions. [2021-11-23 01:47:06,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:47:06,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:06,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:06,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:06,899 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:47:08,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:08,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 81 states and 179 transitions. [2021-11-23 01:47:08,167 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 179 transitions. [2021-11-23 01:47:08,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:47:08,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:08,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:08,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:08,611 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:47:10,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:10,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 84 states and 185 transitions. [2021-11-23 01:47:10,693 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 185 transitions. [2021-11-23 01:47:10,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:47:10,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:10,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:10,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:11,457 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:47:13,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:13,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 86 states and 189 transitions. [2021-11-23 01:47:13,926 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 189 transitions. [2021-11-23 01:47:13,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:47:13,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:13,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:13,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:14,514 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:47:16,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:16,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 87 states and 192 transitions. [2021-11-23 01:47:16,293 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 192 transitions. [2021-11-23 01:47:16,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:47:16,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:16,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:16,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:17,035 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:47:19,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:19,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 77 states and 169 transitions. [2021-11-23 01:47:19,648 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 169 transitions. [2021-11-23 01:47:19,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:47:19,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:19,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:19,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:20,357 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:47:23,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:23,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 81 states and 176 transitions. [2021-11-23 01:47:23,067 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 176 transitions. [2021-11-23 01:47:23,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:47:23,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:23,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:23,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:23,741 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:47:24,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:24,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 82 states and 179 transitions. [2021-11-23 01:47:24,753 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 179 transitions. [2021-11-23 01:47:24,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:47:24,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:24,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:25,546 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:47:27,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:27,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 80 states and 173 transitions. [2021-11-23 01:47:27,321 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 173 transitions. [2021-11-23 01:47:27,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:47:27,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:27,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:33,202 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:47,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:47,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 89 states and 198 transitions. [2021-11-23 01:47:47,449 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 198 transitions. [2021-11-23 01:47:47,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:47:47,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:47,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:47,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:48,533 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:50,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:50,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 91 states and 206 transitions. [2021-11-23 01:47:50,359 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 206 transitions. [2021-11-23 01:47:50,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:47:50,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:50,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:50,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:51,480 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:52,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:52,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 92 states and 210 transitions. [2021-11-23 01:47:52,484 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 210 transitions. [2021-11-23 01:47:52,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:47:52,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:52,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:52,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:53,570 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:54,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:54,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 93 states and 212 transitions. [2021-11-23 01:47:54,521 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 212 transitions. [2021-11-23 01:47:54,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:47:54,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:54,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:54,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:55,573 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:00,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:00,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 98 states and 223 transitions. [2021-11-23 01:48:00,037 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 223 transitions. [2021-11-23 01:48:00,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:48:00,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:00,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:00,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:01,091 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:06,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:06,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 103 states and 235 transitions. [2021-11-23 01:48:06,778 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 235 transitions. [2021-11-23 01:48:06,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:48:06,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:06,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:06,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:08,076 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:48:13,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:13,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 107 states and 242 transitions. [2021-11-23 01:48:13,214 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 242 transitions. [2021-11-23 01:48:13,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:48:13,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:13,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:13,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:13,917 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:48:17,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:17,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 110 states and 248 transitions. [2021-11-23 01:48:17,240 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 248 transitions. [2021-11-23 01:48:17,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:48:17,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:17,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:17,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:18,671 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:48:28,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:28,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 116 states and 273 transitions. [2021-11-23 01:48:28,310 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 273 transitions. [2021-11-23 01:48:28,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:48:28,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:28,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:28,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:29,526 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:48:34,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:34,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 120 states and 276 transitions. [2021-11-23 01:48:34,086 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 276 transitions. [2021-11-23 01:48:34,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:48:34,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:34,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:34,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:35,354 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:48:39,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:39,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 115 states and 262 transitions. [2021-11-23 01:48:39,752 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 262 transitions. [2021-11-23 01:48:39,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:48:39,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:39,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:39,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:41,139 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:48:42,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:42,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 116 states and 268 transitions. [2021-11-23 01:48:42,831 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 268 transitions. [2021-11-23 01:48:42,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:48:42,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:42,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:42,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:44,206 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:48:45,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:45,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 117 states and 269 transitions. [2021-11-23 01:48:45,394 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 269 transitions. [2021-11-23 01:48:45,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:48:45,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:45,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:45,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:46,721 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:48:48,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:48,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 119 states and 272 transitions. [2021-11-23 01:48:48,975 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 272 transitions. [2021-11-23 01:48:48,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:48:48,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:48,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:48,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:50,237 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:48:51,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:51,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 114 states and 262 transitions. [2021-11-23 01:48:51,485 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 262 transitions. [2021-11-23 01:48:51,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:48:51,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:51,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:51,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:02,274 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:26,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:26,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 122 states and 285 transitions. [2021-11-23 01:49:26,238 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 285 transitions. [2021-11-23 01:49:26,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:49:26,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:26,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:26,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:27,978 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:37,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:37,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 129 states and 305 transitions. [2021-11-23 01:49:37,958 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 305 transitions. [2021-11-23 01:49:37,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:49:37,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:37,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:38,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:39,422 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:44,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:44,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 132 states and 314 transitions. [2021-11-23 01:49:44,200 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 314 transitions. [2021-11-23 01:49:44,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:49:44,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:44,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:44,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:45,724 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:47,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:47,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 133 states and 316 transitions. [2021-11-23 01:49:47,712 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 316 transitions. [2021-11-23 01:49:47,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:49:47,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:47,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:49,245 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:51,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:51,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 134 states and 318 transitions. [2021-11-23 01:49:51,233 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 318 transitions. [2021-11-23 01:49:51,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:49:51,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:51,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:51,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:52,833 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:00,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:00,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 138 states and 327 transitions. [2021-11-23 01:50:00,277 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 327 transitions. [2021-11-23 01:50:00,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:50:00,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:00,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:00,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:01,678 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:50:07,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:07,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 141 states and 332 transitions. [2021-11-23 01:50:07,491 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 332 transitions. [2021-11-23 01:50:07,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:50:07,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:07,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:07,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:08,289 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:50:13,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:13,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 144 states and 338 transitions. [2021-11-23 01:50:13,500 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 338 transitions. [2021-11-23 01:50:13,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:50:13,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:13,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:16,019 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:50:30,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:30,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 151 states and 349 transitions. [2021-11-23 01:50:30,516 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 349 transitions. [2021-11-23 01:50:30,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:50:30,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:30,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:30,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:32,638 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:50:38,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:38,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 154 states and 360 transitions. [2021-11-23 01:50:38,234 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 360 transitions. [2021-11-23 01:50:38,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:50:38,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:38,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:38,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:40,345 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:50:44,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:44,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 157 states and 364 transitions. [2021-11-23 01:50:44,702 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 364 transitions. [2021-11-23 01:50:44,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:50:44,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:44,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:44,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:46,990 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:50:48,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:48,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 158 states and 365 transitions. [2021-11-23 01:50:48,499 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 365 transitions. [2021-11-23 01:50:48,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:50:48,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:48,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:48,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:50,617 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:50:54,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:54,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 162 states and 376 transitions. [2021-11-23 01:50:54,811 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 376 transitions. [2021-11-23 01:50:54,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:50:54,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:54,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:54,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:57,371 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:51:05,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:05,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 158 states and 362 transitions. [2021-11-23 01:51:05,874 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 362 transitions. [2021-11-23 01:51:05,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:51:05,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:05,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:05,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:08,206 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:51:11,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:11,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 160 states and 365 transitions. [2021-11-23 01:51:11,078 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 365 transitions. [2021-11-23 01:51:11,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:51:11,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:11,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:11,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:13,251 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:51:19,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:19,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 162 states and 380 transitions. [2021-11-23 01:51:19,029 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 380 transitions. [2021-11-23 01:51:19,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:51:19,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:19,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:19,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:21,156 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:51:23,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:23,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 164 states and 383 transitions. [2021-11-23 01:51:23,444 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 383 transitions. [2021-11-23 01:51:23,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:51:23,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:23,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:23,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:25,570 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:51:28,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:28,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 165 states and 392 transitions. [2021-11-23 01:51:28,515 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 392 transitions. [2021-11-23 01:51:28,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:51:28,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:28,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:28,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:43,951 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:29,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:29,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 179 states and 442 transitions. [2021-11-23 01:52:29,068 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 442 transitions. [2021-11-23 01:52:29,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:52:29,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:29,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:29,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:30,879 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:35,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:35,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 181 states and 453 transitions. [2021-11-23 01:52:35,117 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 453 transitions. [2021-11-23 01:52:35,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:52:35,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:35,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:35,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:36,755 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:39,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:39,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 182 states and 464 transitions. [2021-11-23 01:52:39,099 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 464 transitions. [2021-11-23 01:52:39,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:52:39,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:39,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:41,117 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:49,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:49,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 186 states and 473 transitions. [2021-11-23 01:52:49,718 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 473 transitions. [2021-11-23 01:52:49,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:52:49,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:49,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:49,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:51,376 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:59,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:59,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 189 states and 487 transitions. [2021-11-23 01:52:59,037 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 487 transitions. [2021-11-23 01:52:59,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:52:59,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:59,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:59,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:00,747 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:02,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:02,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 190 states and 487 transitions. [2021-11-23 01:53:02,481 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 487 transitions. [2021-11-23 01:53:02,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:53:02,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:02,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:04,357 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:05,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:05,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 191 states and 487 transitions. [2021-11-23 01:53:05,948 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 487 transitions. [2021-11-23 01:53:05,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:53:05,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:05,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:06,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:07,835 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:15,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:15,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 195 states and 499 transitions. [2021-11-23 01:53:15,517 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 499 transitions. [2021-11-23 01:53:15,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:53:15,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:15,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:15,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:17,562 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:20,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:20,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 196 states and 502 transitions. [2021-11-23 01:53:20,717 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 502 transitions. [2021-11-23 01:53:20,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:53:20,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:20,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:20,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:22,883 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:53:27,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:27,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 197 states and 503 transitions. [2021-11-23 01:53:27,272 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 503 transitions. [2021-11-23 01:53:27,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:53:27,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:27,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:27,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:28,364 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:53:35,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:35,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 200 states and 509 transitions. [2021-11-23 01:53:35,421 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 509 transitions. [2021-11-23 01:53:35,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:53:35,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:35,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:35,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:35,592 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:53:42,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:42,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 203 states and 515 transitions. [2021-11-23 01:53:42,116 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 515 transitions. [2021-11-23 01:53:42,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:53:42,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:42,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:42,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:42,310 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:53:50,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:50,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 206 states and 521 transitions. [2021-11-23 01:53:50,107 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 521 transitions. [2021-11-23 01:53:50,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:53:50,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:50,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:50,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:50,274 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:53:56,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:56,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 209 states and 527 transitions. [2021-11-23 01:53:56,843 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 527 transitions. [2021-11-23 01:53:56,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:53:56,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:56,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:56,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:00,937 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:54:09,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:09,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 211 states and 532 transitions. [2021-11-23 01:54:09,344 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 532 transitions. [2021-11-23 01:54:09,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:54:09,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:09,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:12,856 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:54:14,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:14,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 212 states and 533 transitions. [2021-11-23 01:54:14,615 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 533 transitions. [2021-11-23 01:54:14,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:54:14,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:14,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:14,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:18,099 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 21 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:54:24,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:24,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 213 states and 535 transitions. [2021-11-23 01:54:24,585 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 535 transitions. [2021-11-23 01:54:24,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:54:24,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:24,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:28,283 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:54:31,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:31,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 211 states and 528 transitions. [2021-11-23 01:54:31,164 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 528 transitions. [2021-11-23 01:54:31,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:54:31,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:31,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:31,340 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 37 proven. 36 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:54:33,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:33,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 212 states and 528 transitions. [2021-11-23 01:54:33,135 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 528 transitions. [2021-11-23 01:54:33,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:54:33,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:33,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:33,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:36,738 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:54:51,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:51,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 220 states and 544 transitions. [2021-11-23 01:54:51,831 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 544 transitions. [2021-11-23 01:54:51,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:54:51,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:51,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:51,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:55,364 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:55:15,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:15,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 228 states and 553 transitions. [2021-11-23 01:55:15,003 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 553 transitions. [2021-11-23 01:55:15,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:55:15,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:15,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:15,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:18,724 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:55:27,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:27,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 231 states and 583 transitions. [2021-11-23 01:55:27,916 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 583 transitions. [2021-11-23 01:55:27,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:55:27,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:27,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:27,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:31,615 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:55:34,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:34,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 232 states and 584 transitions. [2021-11-23 01:55:34,138 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 584 transitions. [2021-11-23 01:55:34,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:55:34,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:34,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:34,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:37,890 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:55:41,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:41,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 234 states and 587 transitions. [2021-11-23 01:55:41,274 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 587 transitions. [2021-11-23 01:55:41,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:55:41,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:41,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:41,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:44,834 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:55:49,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:49,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 235 states and 603 transitions. [2021-11-23 01:55:49,014 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 603 transitions. [2021-11-23 01:55:49,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:55:49,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:49,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:49,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:52,568 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:55:55,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:55,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 236 states and 604 transitions. [2021-11-23 01:55:55,258 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 604 transitions. [2021-11-23 01:55:55,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:55:55,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:55,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:58,845 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:56:01,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:01,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 237 states and 605 transitions. [2021-11-23 01:56:01,511 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 605 transitions. [2021-11-23 01:56:01,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:56:01,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:01,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:05,240 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:56:07,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:07,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 238 states and 606 transitions. [2021-11-23 01:56:07,817 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 606 transitions. [2021-11-23 01:56:07,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:56:07,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:07,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:07,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:11,537 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:56:14,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:14,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 239 states and 607 transitions. [2021-11-23 01:56:14,084 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 607 transitions. [2021-11-23 01:56:14,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:56:14,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:14,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:14,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:17,852 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:56:22,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:22,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 241 states and 610 transitions. [2021-11-23 01:56:22,786 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 610 transitions. [2021-11-23 01:56:22,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:56:22,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:22,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:22,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:26,351 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:56:31,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:31,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 243 states and 613 transitions. [2021-11-23 01:56:31,268 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 613 transitions. [2021-11-23 01:56:31,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:56:31,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:31,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:31,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:34,870 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:56:48,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:48,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 219 states and 562 transitions. [2021-11-23 01:56:48,061 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 562 transitions. [2021-11-23 01:56:48,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:56:48,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:48,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:48,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:51,810 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:56:56,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:56,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 220 states and 564 transitions. [2021-11-23 01:56:56,668 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 564 transitions. [2021-11-23 01:56:56,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:56:56,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:56,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:56,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:57:00,543 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:57:05,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:57:05,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 221 states and 566 transitions. [2021-11-23 01:57:05,507 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 566 transitions. [2021-11-23 01:57:05,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:57:05,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:57:05,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:57:05,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:57:09,180 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:57:14,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:57:14,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 222 states and 568 transitions. [2021-11-23 01:57:14,008 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 568 transitions. [2021-11-23 01:57:14,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:57:14,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:57:14,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:57:14,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:57:45,082 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 15 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.