./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-15/array16_alloca_fixed.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42add17e-1f0b-4fac-b8ef-fa3df0d96437/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42add17e-1f0b-4fac-b8ef-fa3df0d96437/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42add17e-1f0b-4fac-b8ef-fa3df0d96437/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42add17e-1f0b-4fac-b8ef-fa3df0d96437/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-15/array16_alloca_fixed.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42add17e-1f0b-4fac-b8ef-fa3df0d96437/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42add17e-1f0b-4fac-b8ef-fa3df0d96437/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2a580f3a42bca030605af1bbd4c6a77550e46d88a6197c1e34cf45bb050eadef --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:40:14,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:40:14,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:40:14,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:40:14,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:40:14,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:40:14,473 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:40:14,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:40:14,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:40:14,483 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:40:14,485 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:40:14,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:40:14,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:40:14,490 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:40:14,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:40:14,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:40:14,495 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:40:14,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:40:14,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:40:14,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:40:14,505 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:40:14,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:40:14,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:40:14,510 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:40:14,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:40:14,520 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:40:14,521 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:40:14,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:40:14,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:40:14,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:40:14,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:40:14,527 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:40:14,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:40:14,530 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:40:14,531 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:40:14,531 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:40:14,532 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:40:14,532 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:40:14,533 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:40:14,534 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:40:14,535 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:40:14,536 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42add17e-1f0b-4fac-b8ef-fa3df0d96437/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:40:14,577 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:40:14,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:40:14,579 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:40:14,579 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:40:14,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:40:14,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:40:14,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:40:14,582 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:40:14,582 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:40:14,582 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:40:14,583 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:40:14,584 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:40:14,584 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:40:14,584 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:40:14,584 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:40:14,584 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:40:14,585 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:40:14,585 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:40:14,585 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:40:14,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:40:14,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:14,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:40:14,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:40:14,586 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:40:14,587 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:40:14,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:40:14,587 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:40:14,587 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_42add17e-1f0b-4fac-b8ef-fa3df0d96437/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42add17e-1f0b-4fac-b8ef-fa3df0d96437/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a580f3a42bca030605af1bbd4c6a77550e46d88a6197c1e34cf45bb050eadef [2022-11-20 16:40:14,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:40:14,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:40:14,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:40:14,941 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:40:14,941 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:40:14,943 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42add17e-1f0b-4fac-b8ef-fa3df0d96437/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-15/array16_alloca_fixed.i [2022-11-20 16:40:18,068 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:40:18,309 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:40:18,310 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42add17e-1f0b-4fac-b8ef-fa3df0d96437/sv-benchmarks/c/termination-15/array16_alloca_fixed.i [2022-11-20 16:40:18,338 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42add17e-1f0b-4fac-b8ef-fa3df0d96437/bin/ukojak-pZX7IvK2PQ/data/3debadbc7/8a0158d3cd8745bf82d464402b8448c0/FLAG8c94f3e96 [2022-11-20 16:40:18,356 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42add17e-1f0b-4fac-b8ef-fa3df0d96437/bin/ukojak-pZX7IvK2PQ/data/3debadbc7/8a0158d3cd8745bf82d464402b8448c0 [2022-11-20 16:40:18,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:40:18,361 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:40:18,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:18,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:40:18,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:40:18,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,370 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3954b8b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18, skipping insertion in model container [2022-11-20 16:40:18,370 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:40:18,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:40:18,727 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:18,737 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:40:18,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:18,850 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:40:18,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18 WrapperNode [2022-11-20 16:40:18,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:18,853 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:18,854 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:40:18,854 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:40:18,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,885 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,912 INFO L138 Inliner]: procedures = 151, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 62 [2022-11-20 16:40:18,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:18,914 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:40:18,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:40:18,915 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:40:18,925 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,948 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,957 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,966 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:40:18,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:40:18,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:40:18,969 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:40:18,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:18,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42add17e-1f0b-4fac-b8ef-fa3df0d96437/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:40:19,002 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42add17e-1f0b-4fac-b8ef-fa3df0d96437/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:40:19,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42add17e-1f0b-4fac-b8ef-fa3df0d96437/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:40:19,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:40:19,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:40:19,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:40:19,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:40:19,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:40:19,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:40:19,154 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:40:19,156 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:40:19,303 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:40:19,357 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:40:19,367 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 16:40:19,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:19 BoogieIcfgContainer [2022-11-20 16:40:19,370 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:40:19,372 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:40:19,372 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:40:19,383 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:40:19,384 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:19" (1/1) ... [2022-11-20 16:40:19,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:40:19,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:19,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-11-20 16:40:19,459 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-11-20 16:40:19,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:40:19,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:19,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:19,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:19,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:19,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:19,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2022-11-20 16:40:19,928 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2022-11-20 16:40:19,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 16:40:19,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:19,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:19,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:20,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:20,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:20,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-11-20 16:40:20,152 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-11-20 16:40:20,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:40:20,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:20,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:20,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:20,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:20,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 39 transitions. [2022-11-20 16:40:20,511 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2022-11-20 16:40:20,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:40:20,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:20,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:20,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:20,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:20,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:20,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2022-11-20 16:40:20,694 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2022-11-20 16:40:20,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:40:20,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:20,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:20,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:20,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:21,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:21,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 26 states and 38 transitions. [2022-11-20 16:40:21,070 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2022-11-20 16:40:21,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:40:21,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:21,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:21,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:21,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:21,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:21,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2022-11-20 16:40:21,269 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2022-11-20 16:40:21,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:40:21,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:21,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:21,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:21,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:21,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:21,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 29 states and 45 transitions. [2022-11-20 16:40:21,906 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 45 transitions. [2022-11-20 16:40:21,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:40:21,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:21,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:21,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:22,067 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:22,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:22,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2022-11-20 16:40:22,296 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2022-11-20 16:40:22,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:40:22,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:22,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:22,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:22,393 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:40:22,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:22,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 31 states and 49 transitions. [2022-11-20 16:40:22,625 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2022-11-20 16:40:22,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:40:22,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:22,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:22,829 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:23,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:23,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 35 states and 56 transitions. [2022-11-20 16:40:23,394 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2022-11-20 16:40:23,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:40:23,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:23,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:23,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:23,518 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:40:24,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:24,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 67 transitions. [2022-11-20 16:40:24,534 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-11-20 16:40:24,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:40:24,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:24,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:24,706 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:40:25,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:25,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 72 transitions. [2022-11-20 16:40:25,286 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2022-11-20 16:40:25,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:40:25,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:25,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:25,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:25,568 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:26,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:26,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2022-11-20 16:40:26,329 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2022-11-20 16:40:26,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:40:26,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:26,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:26,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:26,604 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:40:28,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:28,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 54 states and 98 transitions. [2022-11-20 16:40:28,283 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-11-20 16:40:28,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:40:28,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:28,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:28,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:28,452 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:40:28,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:28,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 55 states and 99 transitions. [2022-11-20 16:40:28,631 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 99 transitions. [2022-11-20 16:40:28,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:40:28,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:28,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:28,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:28,987 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:29,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:29,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 59 states and 108 transitions. [2022-11-20 16:40:29,887 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 108 transitions. [2022-11-20 16:40:29,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:40:29,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:29,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:29,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:30,177 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 16:40:31,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:31,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 63 states and 113 transitions. [2022-11-20 16:40:31,436 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 113 transitions. [2022-11-20 16:40:31,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:40:31,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:31,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:31,866 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:32,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:32,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 67 states and 122 transitions. [2022-11-20 16:40:32,883 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 122 transitions. [2022-11-20 16:40:32,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:40:32,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:32,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:33,410 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:35,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:35,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 72 states and 133 transitions. [2022-11-20 16:40:35,321 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 133 transitions. [2022-11-20 16:40:35,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:40:35,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:35,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:35,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:35,674 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 16:40:37,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:37,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 76 states and 138 transitions. [2022-11-20 16:40:37,118 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 138 transitions. [2022-11-20 16:40:37,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:40:37,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:37,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:37,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:37,676 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:38,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:38,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 80 states and 147 transitions. [2022-11-20 16:40:38,890 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 147 transitions. [2022-11-20 16:40:38,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 16:40:38,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:38,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:39,448 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 16:40:41,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:41,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 86 states and 159 transitions. [2022-11-20 16:40:41,386 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 159 transitions. [2022-11-20 16:40:41,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 16:40:41,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:41,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:41,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:41,635 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 16:40:41,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:41,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 87 states and 160 transitions. [2022-11-20 16:40:41,962 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 160 transitions. [2022-11-20 16:40:41,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:40:41,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:41,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:42,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:42,535 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:43,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:43,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 91 states and 169 transitions. [2022-11-20 16:40:43,882 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 169 transitions. [2022-11-20 16:40:43,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 16:40:43,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:43,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:44,534 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:48,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:48,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 102 states and 191 transitions. [2022-11-20 16:40:48,071 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 191 transitions. [2022-11-20 16:40:48,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 16:40:48,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:48,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:48,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:48,369 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 16:40:49,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:49,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 105 states and 196 transitions. [2022-11-20 16:40:49,727 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 196 transitions. [2022-11-20 16:40:49,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 16:40:49,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:49,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:49,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:50,344 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:51,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:51,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 109 states and 206 transitions. [2022-11-20 16:40:51,969 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 206 transitions. [2022-11-20 16:40:51,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 16:40:51,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:51,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:52,622 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-20 16:40:55,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:55,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 115 states and 218 transitions. [2022-11-20 16:40:55,172 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 218 transitions. [2022-11-20 16:40:55,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 16:40:55,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:55,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:55,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:55,470 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-20 16:40:55,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:55,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 116 states and 219 transitions. [2022-11-20 16:40:55,846 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 219 transitions. [2022-11-20 16:40:55,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 16:40:55,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:55,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:55,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:56,559 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:58,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:58,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 120 states and 229 transitions. [2022-11-20 16:40:58,434 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 229 transitions. [2022-11-20 16:40:58,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 16:40:58,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:58,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:58,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:59,286 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 23 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:04,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:04,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 135 states and 258 transitions. [2022-11-20 16:41:04,932 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 258 transitions. [2022-11-20 16:41:04,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 16:41:04,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:04,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:04,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:05,338 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 1 proven. 27 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-11-20 16:41:06,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:06,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 138 states and 264 transitions. [2022-11-20 16:41:06,947 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 264 transitions. [2022-11-20 16:41:06,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 16:41:06,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:06,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:06,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:07,775 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:09,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:09,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 142 states and 275 transitions. [2022-11-20 16:41:09,782 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 275 transitions. [2022-11-20 16:41:09,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 16:41:09,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:09,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:09,898 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-20 16:41:10,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:10,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 144 states and 276 transitions. [2022-11-20 16:41:10,606 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 276 transitions. [2022-11-20 16:41:10,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 16:41:10,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:10,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:10,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:11,513 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-11-20 16:41:14,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:14,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 150 states and 288 transitions. [2022-11-20 16:41:14,698 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 288 transitions. [2022-11-20 16:41:14,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 16:41:14,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:14,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:14,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:15,023 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-11-20 16:41:15,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:15,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 151 states and 289 transitions. [2022-11-20 16:41:15,497 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 289 transitions. [2022-11-20 16:41:15,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 16:41:15,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:15,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:15,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:16,521 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:18,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:18,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 155 states and 300 transitions. [2022-11-20 16:41:18,759 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 300 transitions. [2022-11-20 16:41:18,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 16:41:18,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:18,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:18,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:19,784 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:22,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:22,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 159 states and 311 transitions. [2022-11-20 16:41:22,039 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 311 transitions. [2022-11-20 16:41:22,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 16:41:22,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:22,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:23,330 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 38 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:31,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:31,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 178 states and 348 transitions. [2022-11-20 16:41:31,853 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 348 transitions. [2022-11-20 16:41:31,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 16:41:31,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:31,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:32,248 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 1 proven. 44 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-11-20 16:41:34,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:34,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 181 states and 355 transitions. [2022-11-20 16:41:34,320 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 355 transitions. [2022-11-20 16:41:34,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 16:41:34,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:34,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:34,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:34,767 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-20 16:41:35,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:35,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 183 states and 356 transitions. [2022-11-20 16:41:35,769 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 356 transitions. [2022-11-20 16:41:35,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 16:41:35,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:35,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:35,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:35,948 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-20 16:41:36,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:36,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 185 states and 357 transitions. [2022-11-20 16:41:36,778 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 357 transitions. [2022-11-20 16:41:36,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 16:41:36,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:36,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:36,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:37,972 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:40,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:40,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 189 states and 369 transitions. [2022-11-20 16:41:40,636 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 369 transitions. [2022-11-20 16:41:40,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 16:41:40,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:40,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:40,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:41,738 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-11-20 16:41:45,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:45,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 195 states and 381 transitions. [2022-11-20 16:41:45,748 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 381 transitions. [2022-11-20 16:41:45,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 16:41:45,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:45,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:46,148 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-11-20 16:41:46,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:46,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 196 states and 382 transitions. [2022-11-20 16:41:46,835 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 382 transitions. [2022-11-20 16:41:46,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 16:41:46,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:46,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:46,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:47,994 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:50,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:50,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 200 states and 394 transitions. [2022-11-20 16:41:50,895 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 394 transitions. [2022-11-20 16:41:50,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 16:41:50,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:50,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:50,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:52,257 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 57 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:04,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:04,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 223 states and 438 transitions. [2022-11-20 16:42:04,369 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 438 transitions. [2022-11-20 16:42:04,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 16:42:04,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:04,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:04,881 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 1 proven. 65 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-11-20 16:42:07,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:07,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 226 states and 445 transitions. [2022-11-20 16:42:07,572 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 445 transitions. [2022-11-20 16:42:07,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 16:42:07,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:07,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:07,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:08,841 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:12,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:12,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 230 states and 458 transitions. [2022-11-20 16:42:12,178 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 458 transitions. [2022-11-20 16:42:12,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 16:42:12,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:12,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:12,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:12,621 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-11-20 16:42:13,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:13,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 232 states and 459 transitions. [2022-11-20 16:42:13,893 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 459 transitions. [2022-11-20 16:42:13,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 16:42:13,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:13,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:13,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:14,066 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-11-20 16:42:15,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:15,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 234 states and 460 transitions. [2022-11-20 16:42:15,118 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 460 transitions. [2022-11-20 16:42:15,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 16:42:15,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:15,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:15,326 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-11-20 16:42:16,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:16,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 236 states and 461 transitions. [2022-11-20 16:42:16,514 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 461 transitions. [2022-11-20 16:42:16,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 16:42:16,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:16,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:16,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:17,835 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-11-20 16:42:22,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:22,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 242 states and 473 transitions. [2022-11-20 16:42:22,828 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 473 transitions. [2022-11-20 16:42:22,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 16:42:22,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:22,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:22,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:23,265 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-11-20 16:42:23,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:24,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 243 states and 474 transitions. [2022-11-20 16:42:24,000 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 474 transitions. [2022-11-20 16:42:24,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 16:42:24,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:24,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:24,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:25,382 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:29,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:29,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 247 states and 487 transitions. [2022-11-20 16:42:29,013 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 487 transitions. [2022-11-20 16:42:29,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-20 16:42:29,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:29,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:29,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:30,549 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 80 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:47,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:47,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 274 states and 538 transitions. [2022-11-20 16:42:47,214 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 538 transitions. [2022-11-20 16:42:47,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-20 16:42:47,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:47,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:47,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:47,774 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 1 proven. 90 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-20 16:42:50,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:50,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 277 states and 545 transitions. [2022-11-20 16:42:50,925 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 545 transitions. [2022-11-20 16:42:50,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-20 16:42:50,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:50,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:50,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:52,383 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:56,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:56,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 281 states and 559 transitions. [2022-11-20 16:42:56,300 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 559 transitions. [2022-11-20 16:42:56,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 16:42:56,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:56,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:56,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:56,905 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-11-20 16:42:58,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:58,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 283 states and 560 transitions. [2022-11-20 16:42:58,393 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 560 transitions. [2022-11-20 16:42:58,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 16:42:58,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:58,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:58,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:58,618 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-11-20 16:42:59,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:59,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 285 states and 561 transitions. [2022-11-20 16:42:59,870 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 561 transitions. [2022-11-20 16:42:59,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 16:42:59,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:59,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:59,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:00,112 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-11-20 16:43:01,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:01,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 287 states and 562 transitions. [2022-11-20 16:43:01,337 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 562 transitions. [2022-11-20 16:43:01,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 16:43:01,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:01,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:01,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:01,560 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-11-20 16:43:02,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:02,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 289 states and 563 transitions. [2022-11-20 16:43:02,953 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 563 transitions. [2022-11-20 16:43:02,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 16:43:02,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:02,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:02,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:04,448 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-11-20 16:43:10,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:10,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 295 states and 575 transitions. [2022-11-20 16:43:10,360 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 575 transitions. [2022-11-20 16:43:10,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 16:43:10,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:10,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:10,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:10,980 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-11-20 16:43:11,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:11,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 296 states and 576 transitions. [2022-11-20 16:43:11,922 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 576 transitions. [2022-11-20 16:43:11,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 16:43:11,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:11,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:11,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:13,646 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 495 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:43:18,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:18,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 300 states and 590 transitions. [2022-11-20 16:43:18,021 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 590 transitions. [2022-11-20 16:43:18,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 16:43:18,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:18,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:18,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:19,767 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 0 proven. 551 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:43:24,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:24,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 304 states and 604 transitions. [2022-11-20 16:43:24,083 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 604 transitions. [2022-11-20 16:43:24,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 16:43:24,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:24,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:24,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:26,167 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 107 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:43:48,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:48,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 335 states and 663 transitions. [2022-11-20 16:43:48,738 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 663 transitions. [2022-11-20 16:43:48,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 16:43:48,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:48,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:48,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:49,438 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 1 proven. 119 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-11-20 16:43:53,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:53,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 338 states and 670 transitions. [2022-11-20 16:43:53,359 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 670 transitions. [2022-11-20 16:43:53,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 16:43:53,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:53,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:53,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:54,008 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2022-11-20 16:43:55,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:55,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 340 states and 671 transitions. [2022-11-20 16:43:55,842 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 671 transitions. [2022-11-20 16:43:55,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 16:43:55,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:55,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:55,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:56,063 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2022-11-20 16:43:57,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:57,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 342 states and 672 transitions. [2022-11-20 16:43:57,929 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 672 transitions. [2022-11-20 16:43:57,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 16:43:57,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:57,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:57,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:58,118 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2022-11-20 16:43:59,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:59,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 344 states and 673 transitions. [2022-11-20 16:43:59,629 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 673 transitions. [2022-11-20 16:43:59,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 16:43:59,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:59,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:59,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:59,821 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2022-11-20 16:44:01,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:01,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 346 states and 674 transitions. [2022-11-20 16:44:01,311 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 674 transitions. [2022-11-20 16:44:01,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 16:44:01,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:01,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:01,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:01,567 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2022-11-20 16:44:03,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:03,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 348 states and 675 transitions. [2022-11-20 16:44:03,058 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 675 transitions. [2022-11-20 16:44:03,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 16:44:03,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:03,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:05,087 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 0 proven. 610 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:44:10,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:10,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 352 states and 690 transitions. [2022-11-20 16:44:10,191 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 690 transitions. [2022-11-20 16:44:10,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 16:44:10,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:10,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:10,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:11,974 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2022-11-20 16:44:19,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:19,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 358 states and 702 transitions. [2022-11-20 16:44:19,236 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 702 transitions. [2022-11-20 16:44:19,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 16:44:19,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:19,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:19,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:19,824 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2022-11-20 16:44:20,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:20,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 359 states and 703 transitions. [2022-11-20 16:44:20,891 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 703 transitions. [2022-11-20 16:44:20,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 16:44:20,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:20,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:20,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:23,102 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 672 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:44:28,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:28,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 363 states and 718 transitions. [2022-11-20 16:44:28,605 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 718 transitions. [2022-11-20 16:44:28,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-20 16:44:28,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:28,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:30,957 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 138 proven. 150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:02,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:02,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 398 states and 784 transitions. [2022-11-20 16:45:02,876 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 784 transitions. [2022-11-20 16:45:02,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-20 16:45:02,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:02,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:03,713 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 1 proven. 152 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2022-11-20 16:45:08,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:08,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 401 states and 791 transitions. [2022-11-20 16:45:08,691 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 791 transitions. [2022-11-20 16:45:08,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 16:45:08,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:08,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:08,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:11,316 INFO L134 CoverageAnalysis]: Checked inductivity of 737 backedges. 0 proven. 737 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:17,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:17,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 405 states and 807 transitions. [2022-11-20 16:45:17,305 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 807 transitions. [2022-11-20 16:45:17,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 16:45:17,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:17,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:17,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:18,073 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2022-11-20 16:45:20,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:20,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 407 states and 808 transitions. [2022-11-20 16:45:20,702 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 808 transitions. [2022-11-20 16:45:20,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 16:45:20,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:20,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:20,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:20,964 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2022-11-20 16:45:23,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:23,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 409 states and 809 transitions. [2022-11-20 16:45:23,069 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 809 transitions. [2022-11-20 16:45:23,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 16:45:23,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:23,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:23,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:23,286 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2022-11-20 16:45:25,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:25,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 411 states and 810 transitions. [2022-11-20 16:45:25,249 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 810 transitions. [2022-11-20 16:45:25,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 16:45:25,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:25,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:25,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:25,547 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2022-11-20 16:45:27,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:27,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 413 states and 811 transitions. [2022-11-20 16:45:27,437 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 811 transitions. [2022-11-20 16:45:27,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 16:45:27,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:27,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:27,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:27,927 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2022-11-20 16:45:29,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:29,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 415 states and 812 transitions. [2022-11-20 16:45:29,733 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 812 transitions. [2022-11-20 16:45:29,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 16:45:29,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:29,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:29,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:30,005 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2022-11-20 16:45:31,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:31,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 417 states and 813 transitions. [2022-11-20 16:45:31,871 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 813 transitions. [2022-11-20 16:45:31,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 16:45:31,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:31,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:31,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:34,182 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-20 16:45:42,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:42,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 423 states and 825 transitions. [2022-11-20 16:45:42,806 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 825 transitions. [2022-11-20 16:45:42,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 16:45:42,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:42,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:42,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:43,616 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-20 16:45:45,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:45,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 424 states and 826 transitions. [2022-11-20 16:45:45,024 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 826 transitions. [2022-11-20 16:45:45,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-20 16:45:45,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:45,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:47,624 INFO L134 CoverageAnalysis]: Checked inductivity of 805 backedges. 0 proven. 805 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:54,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:54,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 428 states and 842 transitions. [2022-11-20 16:45:54,034 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 842 transitions. [2022-11-20 16:45:54,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 16:45:54,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:54,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:54,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:56,780 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 173 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:46:34,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:34,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 467 states and 915 transitions. [2022-11-20 16:46:34,906 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 915 transitions. [2022-11-20 16:46:34,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 16:46:34,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:34,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:34,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:35,891 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 1 proven. 189 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2022-11-20 16:46:41,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:41,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 470 states and 922 transitions. [2022-11-20 16:46:41,091 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 922 transitions. [2022-11-20 16:46:41,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 16:46:41,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:41,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:43,675 INFO L134 CoverageAnalysis]: Checked inductivity of 876 backedges. 0 proven. 876 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:46:50,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:50,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 474 states and 939 transitions. [2022-11-20 16:46:50,912 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 939 transitions. [2022-11-20 16:46:50,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-20 16:46:50,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:50,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:50,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:51,726 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 0 proven. 158 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-20 16:46:54,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:54,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 476 states and 940 transitions. [2022-11-20 16:46:54,381 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 940 transitions. [2022-11-20 16:46:54,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-20 16:46:54,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:54,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:54,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:54,636 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 0 proven. 158 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-20 16:46:56,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:56,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 478 states and 941 transitions. [2022-11-20 16:46:56,609 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 941 transitions. [2022-11-20 16:46:56,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-20 16:46:56,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:56,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:56,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:57,131 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 0 proven. 158 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-20 16:46:59,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:59,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 480 states and 942 transitions. [2022-11-20 16:46:59,142 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 942 transitions. [2022-11-20 16:46:59,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-20 16:46:59,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:59,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:59,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:59,435 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 0 proven. 158 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-20 16:47:01,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:47:01,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 482 states and 943 transitions. [2022-11-20 16:47:01,540 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 943 transitions. [2022-11-20 16:47:01,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-20 16:47:01,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:47:01,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:47:01,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:47:01,779 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 0 proven. 158 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-20 16:47:03,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:47:03,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 484 states and 944 transitions. [2022-11-20 16:47:03,795 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 944 transitions. [2022-11-20 16:47:03,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-20 16:47:03,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:47:03,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:47:03,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:47:04,044 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 0 proven. 158 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-20 16:47:06,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:47:06,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 486 states and 945 transitions. [2022-11-20 16:47:06,226 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 945 transitions. [2022-11-20 16:47:06,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-20 16:47:06,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:47:06,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:47:06,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:47:06,472 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 0 proven. 158 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-20 16:47:08,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:47:08,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 488 states and 946 transitions. [2022-11-20 16:47:08,662 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 946 transitions. [2022-11-20 16:47:08,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 16:47:08,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:47:08,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:47:08,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:47:11,332 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2022-11-20 16:47:21,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:47:21,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 494 states and 958 transitions. [2022-11-20 16:47:21,140 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 958 transitions. [2022-11-20 16:47:21,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 16:47:21,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:47:21,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:47:21,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:47:21,977 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2022-11-20 16:47:23,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:47:23,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 495 states and 959 transitions. [2022-11-20 16:47:23,742 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 959 transitions. [2022-11-20 16:47:23,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 16:47:23,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:47:23,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:47:23,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:47:26,471 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 0 proven. 950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:47:33,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:47:33,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 499 states and 976 transitions. [2022-11-20 16:47:33,850 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 976 transitions. [2022-11-20 16:47:33,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 16:47:33,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:47:33,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:47:33,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:47:36,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1027 backedges. 0 proven. 1027 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:47:44,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:47:44,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 503 states and 993 transitions. [2022-11-20 16:47:44,142 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 993 transitions. [2022-11-20 16:47:44,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 16:47:44,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:47:44,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:47:44,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:47:47,224 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 212 proven. 217 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:48:35,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:48:35,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 546 states and 1074 transitions. [2022-11-20 16:48:35,264 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1074 transitions. [2022-11-20 16:48:35,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 16:48:35,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:48:35,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:48:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:48:36,259 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 1 proven. 230 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2022-11-20 16:48:42,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:48:42,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 549 states and 1081 transitions. [2022-11-20 16:48:42,448 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1081 transitions. [2022-11-20 16:48:42,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 16:48:42,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:48:42,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:48:42,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:48:43,390 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2022-11-20 16:48:46,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:48:46,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 551 states and 1082 transitions. [2022-11-20 16:48:46,282 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1082 transitions. [2022-11-20 16:48:46,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 16:48:46,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:48:46,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:48:46,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:48:46,731 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2022-11-20 16:48:49,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:48:49,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 553 states and 1083 transitions. [2022-11-20 16:48:49,081 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1083 transitions. [2022-11-20 16:48:49,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 16:48:49,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:48:49,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:48:49,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:48:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2022-11-20 16:48:51,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:48:51,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 555 states and 1084 transitions. [2022-11-20 16:48:51,775 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1084 transitions. [2022-11-20 16:48:51,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 16:48:51,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:48:51,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:48:51,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:48:52,073 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2022-11-20 16:48:54,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:48:54,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 557 states and 1085 transitions. [2022-11-20 16:48:54,623 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1085 transitions. [2022-11-20 16:48:54,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 16:48:54,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:48:54,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:48:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:48:54,936 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2022-11-20 16:48:57,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:48:57,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 559 states and 1086 transitions. [2022-11-20 16:48:57,283 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1086 transitions. [2022-11-20 16:48:57,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 16:48:57,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:48:57,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:48:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:48:57,817 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2022-11-20 16:49:00,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:49:00,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 561 states and 1087 transitions. [2022-11-20 16:49:00,198 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1087 transitions. [2022-11-20 16:49:00,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 16:49:00,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:49:00,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:49:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:49:00,474 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2022-11-20 16:49:03,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:49:03,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 563 states and 1088 transitions. [2022-11-20 16:49:03,038 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1088 transitions. [2022-11-20 16:49:03,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 16:49:03,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:49:03,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:49:03,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:49:03,322 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2022-11-20 16:49:05,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:49:05,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 565 states and 1089 transitions. [2022-11-20 16:49:05,900 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1089 transitions. [2022-11-20 16:49:05,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 16:49:05,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:49:05,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:49:05,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:49:09,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 1107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:49:17,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:49:17,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 569 states and 1107 transitions. [2022-11-20 16:49:17,902 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1107 transitions. [2022-11-20 16:49:17,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-20 16:49:17,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:49:17,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:49:17,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:49:20,944 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2022-11-20 16:49:32,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:49:32,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 575 states and 1119 transitions. [2022-11-20 16:49:32,613 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1119 transitions. [2022-11-20 16:49:32,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-20 16:49:32,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:49:32,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:49:32,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:49:33,573 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2022-11-20 16:49:35,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:49:35,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 576 states and 1120 transitions. [2022-11-20 16:49:35,528 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1120 transitions. [2022-11-20 16:49:35,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-20 16:49:35,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:49:35,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:49:35,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:49:38,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:49:47,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:49:47,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 580 states and 1138 transitions. [2022-11-20 16:49:47,722 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1138 transitions. [2022-11-20 16:49:47,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-20 16:49:47,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:49:47,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:49:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:49:51,427 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 255 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:50:52,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:50:52,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 627 states and 1226 transitions. [2022-11-20 16:50:52,743 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1226 transitions. [2022-11-20 16:50:52,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-20 16:50:52,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:50:52,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:50:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:50:53,964 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 1 proven. 275 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-20 16:51:01,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:01,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 630 states and 1233 transitions. [2022-11-20 16:51:01,266 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1233 transitions. [2022-11-20 16:51:01,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-20 16:51:01,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:01,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:05,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1276 backedges. 0 proven. 1276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:51:15,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:15,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 634 states and 1252 transitions. [2022-11-20 16:51:15,842 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1252 transitions. [2022-11-20 16:51:15,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 16:51:15,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:15,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:15,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:17,031 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 0 proven. 223 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2022-11-20 16:51:20,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:20,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 636 states and 1253 transitions. [2022-11-20 16:51:20,938 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1253 transitions. [2022-11-20 16:51:20,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 16:51:20,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:20,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:20,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:21,268 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 0 proven. 223 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2022-11-20 16:51:23,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:23,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 638 states and 1254 transitions. [2022-11-20 16:51:23,996 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1254 transitions. [2022-11-20 16:51:23,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 16:51:23,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:23,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:24,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:24,488 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 0 proven. 223 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2022-11-20 16:51:27,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:27,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 640 states and 1255 transitions. [2022-11-20 16:51:27,312 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1255 transitions. [2022-11-20 16:51:27,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 16:51:27,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:27,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:27,921 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 0 proven. 223 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2022-11-20 16:51:30,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:30,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 642 states and 1256 transitions. [2022-11-20 16:51:30,761 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1256 transitions. [2022-11-20 16:51:30,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 16:51:30,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:30,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:30,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:31,329 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 0 proven. 223 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2022-11-20 16:51:34,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:34,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 644 states and 1257 transitions. [2022-11-20 16:51:34,128 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1257 transitions. [2022-11-20 16:51:34,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 16:51:34,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:34,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:34,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:34,581 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 0 proven. 223 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2022-11-20 16:51:37,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:37,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 646 states and 1258 transitions. [2022-11-20 16:51:37,418 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1258 transitions. [2022-11-20 16:51:37,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 16:51:37,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:37,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:37,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:37,747 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 0 proven. 223 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2022-11-20 16:51:40,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:40,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 648 states and 1259 transitions. [2022-11-20 16:51:40,641 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1259 transitions. [2022-11-20 16:51:40,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 16:51:40,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:40,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:40,991 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 0 proven. 223 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2022-11-20 16:51:43,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:43,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 650 states and 1260 transitions. [2022-11-20 16:51:43,869 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1260 transitions. [2022-11-20 16:51:43,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 16:51:43,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:43,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:44,324 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 0 proven. 223 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2022-11-20 16:51:47,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:47,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 652 states and 1261 transitions. [2022-11-20 16:51:47,322 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1261 transitions. [2022-11-20 16:51:47,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-20 16:51:47,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:47,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:47,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:51,057 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2022-11-20 16:52:04,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:04,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 658 states and 1273 transitions. [2022-11-20 16:52:04,348 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1273 transitions. [2022-11-20 16:52:04,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-20 16:52:04,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:04,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:04,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:05,610 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2022-11-20 16:52:07,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:07,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 659 states and 1274 transitions. [2022-11-20 16:52:07,921 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1274 transitions. [2022-11-20 16:52:07,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-20 16:52:07,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:07,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:07,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:11,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 0 proven. 1365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:22,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:22,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 663 states and 1293 transitions. [2022-11-20 16:52:22,243 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1293 transitions. [2022-11-20 16:52:22,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-20 16:52:22,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:22,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:22,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:26,459 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 302 proven. 296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.