./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench/geo1-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b29287-c27d-4778-9337-a915d5006d7c/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b29287-c27d-4778-9337-a915d5006d7c/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b29287-c27d-4778-9337-a915d5006d7c/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b29287-c27d-4778-9337-a915d5006d7c/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/geo1-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b29287-c27d-4778-9337-a915d5006d7c/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b29287-c27d-4778-9337-a915d5006d7c/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f88e56db5d4a069a75f7d157c02a6d71e69f72bef3f2984433669539d06b3f44 --- 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-dbf71c6-m [2022-10-17 16:28:35,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:28:35,620 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:28:35,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:28:35,651 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:28:35,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:28:35,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:28:35,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:28:35,659 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:28:35,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:28:35,662 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:28:35,663 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:28:35,664 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:28:35,665 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:28:35,667 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:28:35,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:28:35,669 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:28:35,671 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:28:35,673 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:28:35,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:28:35,678 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:28:35,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:28:35,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:28:35,682 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:28:35,687 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:28:35,688 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:28:35,688 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:28:35,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:28:35,690 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:28:35,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:28:35,692 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:28:35,693 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:28:35,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:28:35,695 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:28:35,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:28:35,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:28:35,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:28:35,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:28:35,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:28:35,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:28:35,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:28:35,701 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b29287-c27d-4778-9337-a915d5006d7c/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:28:35,724 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:28:35,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:28:35,726 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:28:35,726 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:28:35,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:28:35,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:28:35,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:28:35,727 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:28:35,727 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:28:35,727 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:28:35,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:28:35,728 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:28:35,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:28:35,728 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:28:35,728 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:28:35,729 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:28:35,729 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:28:35,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:28:35,729 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:28:35,729 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:28:35,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:28:35,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:28:35,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:28:35,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:28:35,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:28:35,730 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:28:35,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:28:35,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:28:35,731 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_95b29287-c27d-4778-9337-a915d5006d7c/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b29287-c27d-4778-9337-a915d5006d7c/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f88e56db5d4a069a75f7d157c02a6d71e69f72bef3f2984433669539d06b3f44 [2022-10-17 16:28:36,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:28:36,081 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:28:36,084 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:28:36,085 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:28:36,086 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:28:36,089 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b29287-c27d-4778-9337-a915d5006d7c/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/nla-digbench/geo1-ll.c [2022-10-17 16:28:36,179 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b29287-c27d-4778-9337-a915d5006d7c/bin/ukojak-92XMlrwhuB/data/fd02e1e2a/5a0b661613974c70bb0e394fa009bc95/FLAGa55a62eb5 [2022-10-17 16:28:36,664 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:28:36,665 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b29287-c27d-4778-9337-a915d5006d7c/sv-benchmarks/c/nla-digbench/geo1-ll.c [2022-10-17 16:28:36,676 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b29287-c27d-4778-9337-a915d5006d7c/bin/ukojak-92XMlrwhuB/data/fd02e1e2a/5a0b661613974c70bb0e394fa009bc95/FLAGa55a62eb5 [2022-10-17 16:28:37,037 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b29287-c27d-4778-9337-a915d5006d7c/bin/ukojak-92XMlrwhuB/data/fd02e1e2a/5a0b661613974c70bb0e394fa009bc95 [2022-10-17 16:28:37,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:28:37,047 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:28:37,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:28:37,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:28:37,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:28:37,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:28:37" (1/1) ... [2022-10-17 16:28:37,056 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a6b19b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:37, skipping insertion in model container [2022-10-17 16:28:37,056 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:28:37" (1/1) ... [2022-10-17 16:28:37,064 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:28:37,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:28:37,278 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b29287-c27d-4778-9337-a915d5006d7c/sv-benchmarks/c/nla-digbench/geo1-ll.c[546,559] [2022-10-17 16:28:37,293 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:28:37,301 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:28:37,313 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b29287-c27d-4778-9337-a915d5006d7c/sv-benchmarks/c/nla-digbench/geo1-ll.c[546,559] [2022-10-17 16:28:37,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:28:37,332 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:28:37,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:37 WrapperNode [2022-10-17 16:28:37,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:28:37,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:28:37,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:28:37,334 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:28:37,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:37" (1/1) ... [2022-10-17 16:28:37,349 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:37" (1/1) ... [2022-10-17 16:28:37,367 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 40 [2022-10-17 16:28:37,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:28:37,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:28:37,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:28:37,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:28:37,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:37" (1/1) ... [2022-10-17 16:28:37,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:37" (1/1) ... [2022-10-17 16:28:37,380 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:37" (1/1) ... [2022-10-17 16:28:37,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:37" (1/1) ... [2022-10-17 16:28:37,383 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:37" (1/1) ... [2022-10-17 16:28:37,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:37" (1/1) ... [2022-10-17 16:28:37,388 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:37" (1/1) ... [2022-10-17 16:28:37,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:37" (1/1) ... [2022-10-17 16:28:37,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:28:37,392 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:28:37,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:28:37,393 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:28:37,394 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:37" (1/1) ... [2022-10-17 16:28:37,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:28:37,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b29287-c27d-4778-9337-a915d5006d7c/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:28:37,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b29287-c27d-4778-9337-a915d5006d7c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:28:37,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b29287-c27d-4778-9337-a915d5006d7c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:28:37,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:28:37,488 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:28:37,490 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:28:37,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:28:37,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:28:37,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:28:37,491 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:28:37,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:28:37,562 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:28:37,566 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:28:37,775 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:28:37,819 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:28:37,820 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:28:37,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:28:37 BoogieIcfgContainer [2022-10-17 16:28:37,823 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:28:37,824 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:28:37,824 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:28:37,845 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:28:37,846 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:28:37" (1/1) ... [2022-10-17 16:28:37,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:28:37,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:37,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2022-10-17 16:28:37,912 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2022-10-17 16:28:37,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:28:37,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:37,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:38,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:38,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 16:28:38,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:38,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:28:38,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:38,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 29 transitions. [2022-10-17 16:28:38,524 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2022-10-17 16:28:38,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:38,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:38,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:38,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:38,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:38,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:38,823 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:39,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:39,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 28 states and 42 transitions. [2022-10-17 16:28:39,132 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 42 transitions. [2022-10-17 16:28:39,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:39,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:39,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:39,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:39,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:39,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:39,339 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:39,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:39,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 46 transitions. [2022-10-17 16:28:39,365 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2022-10-17 16:28:39,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:39,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:39,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:39,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:39,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:39,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:39,544 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:39,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:39,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 30 states and 50 transitions. [2022-10-17 16:28:39,568 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 50 transitions. [2022-10-17 16:28:39,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:39,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:39,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:39,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:39,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:39,724 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:39,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:39,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 31 states and 54 transitions. [2022-10-17 16:28:39,746 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 54 transitions. [2022-10-17 16:28:39,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:39,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:39,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:39,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:39,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:39,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:39,907 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:39,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:39,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 32 states and 58 transitions. [2022-10-17 16:28:39,925 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 58 transitions. [2022-10-17 16:28:39,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:39,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:39,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:39,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:39,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:40,054 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:40,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:40,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 33 states and 62 transitions. [2022-10-17 16:28:40,066 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 62 transitions. [2022-10-17 16:28:40,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:40,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:40,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:40,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:40,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:40,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:40,174 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:40,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:40,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 34 states and 66 transitions. [2022-10-17 16:28:40,186 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 66 transitions. [2022-10-17 16:28:40,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:40,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:40,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:40,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:40,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:40,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:40,421 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:40,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:40,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 70 transitions. [2022-10-17 16:28:40,433 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 70 transitions. [2022-10-17 16:28:40,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:40,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:40,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:40,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:40,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:40,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:40,555 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:40,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:40,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 36 states and 74 transitions. [2022-10-17 16:28:40,572 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 74 transitions. [2022-10-17 16:28:40,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:40,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:40,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:40,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:40,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:40,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:40,680 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:40,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:40,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 37 states and 78 transitions. [2022-10-17 16:28:40,703 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 78 transitions. [2022-10-17 16:28:40,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:40,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:40,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:40,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:40,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:40,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:40,806 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:40,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:40,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 38 states and 82 transitions. [2022-10-17 16:28:40,821 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 82 transitions. [2022-10-17 16:28:40,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:40,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:40,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:40,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:40,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:40,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:40,952 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:40,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:40,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 39 states and 86 transitions. [2022-10-17 16:28:40,975 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 86 transitions. [2022-10-17 16:28:40,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:40,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:40,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:41,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:41,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:41,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:41,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:41,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 40 states and 90 transitions. [2022-10-17 16:28:41,144 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 90 transitions. [2022-10-17 16:28:41,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:41,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:41,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:41,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:41,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:41,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:41,320 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:41,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:41,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 41 states and 94 transitions. [2022-10-17 16:28:41,337 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 94 transitions. [2022-10-17 16:28:41,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:41,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:41,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:41,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:41,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:41,450 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:41,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:41,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 42 states and 98 transitions. [2022-10-17 16:28:41,465 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 98 transitions. [2022-10-17 16:28:41,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:41,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:41,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:41,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:41,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:41,587 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:41,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:41,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 43 states and 102 transitions. [2022-10-17 16:28:41,598 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 102 transitions. [2022-10-17 16:28:41,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:41,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:41,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:41,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:41,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:41,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:41,687 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:41,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:41,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 44 states and 106 transitions. [2022-10-17 16:28:41,697 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 106 transitions. [2022-10-17 16:28:41,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:41,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:41,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:41,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:41,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:41,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:41,786 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:41,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:41,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 45 states and 110 transitions. [2022-10-17 16:28:41,797 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 110 transitions. [2022-10-17 16:28:41,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:41,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:41,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:41,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:41,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:41,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:41,898 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:41,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:41,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 46 states and 114 transitions. [2022-10-17 16:28:41,908 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 114 transitions. [2022-10-17 16:28:41,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:41,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:41,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:41,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:41,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:41,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:41,993 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:42,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:42,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 47 states and 118 transitions. [2022-10-17 16:28:42,003 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 118 transitions. [2022-10-17 16:28:42,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:42,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:42,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:42,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:42,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:42,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:42,084 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:42,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:42,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 48 states and 122 transitions. [2022-10-17 16:28:42,094 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 122 transitions. [2022-10-17 16:28:42,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:42,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:42,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:42,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:42,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:42,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:42,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:42,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:42,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 49 states and 126 transitions. [2022-10-17 16:28:42,205 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 126 transitions. [2022-10-17 16:28:42,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:42,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:42,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:42,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:42,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:42,369 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:42,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:42,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 50 states and 130 transitions. [2022-10-17 16:28:42,379 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 130 transitions. [2022-10-17 16:28:42,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:42,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:42,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:42,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:42,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:42,482 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:42,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:42,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 51 states and 134 transitions. [2022-10-17 16:28:42,492 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 134 transitions. [2022-10-17 16:28:42,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:42,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:42,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:42,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:42,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:42,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:42,570 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:42,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:42,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 52 states and 138 transitions. [2022-10-17 16:28:42,580 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 138 transitions. [2022-10-17 16:28:42,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:42,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:42,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:42,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:42,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:42,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:42,664 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:42,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:42,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 53 states and 142 transitions. [2022-10-17 16:28:42,674 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 142 transitions. [2022-10-17 16:28:42,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:42,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:42,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:42,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:42,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:42,809 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:42,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:42,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 54 states and 146 transitions. [2022-10-17 16:28:42,820 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 146 transitions. [2022-10-17 16:28:42,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:42,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:42,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:42,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:42,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:42,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:42,900 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:42,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:42,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 55 states and 150 transitions. [2022-10-17 16:28:42,914 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 150 transitions. [2022-10-17 16:28:42,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:42,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:42,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:42,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:42,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:42,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:43,020 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:43,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:43,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 56 states and 154 transitions. [2022-10-17 16:28:43,030 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 154 transitions. [2022-10-17 16:28:43,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:43,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:43,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:43,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:43,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:43,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:43,170 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:43,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:43,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 57 states and 158 transitions. [2022-10-17 16:28:43,180 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 158 transitions. [2022-10-17 16:28:43,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:43,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:43,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:43,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:43,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:43,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:43,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:43,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:43,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 58 states and 162 transitions. [2022-10-17 16:28:43,288 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 162 transitions. [2022-10-17 16:28:43,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:43,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:43,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:43,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:43,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:43,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:43,380 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:43,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:43,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 59 states and 166 transitions. [2022-10-17 16:28:43,391 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 166 transitions. [2022-10-17 16:28:43,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:43,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:43,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:43,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:43,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:43,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:43,479 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:43,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:43,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 60 states and 170 transitions. [2022-10-17 16:28:43,489 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 170 transitions. [2022-10-17 16:28:43,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:43,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:43,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:43,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:43,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:43,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:43,602 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:43,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:43,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 61 states and 174 transitions. [2022-10-17 16:28:43,617 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 174 transitions. [2022-10-17 16:28:43,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:43,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:43,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:43,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:43,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:43,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:43,713 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:43,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:43,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 62 states and 178 transitions. [2022-10-17 16:28:43,724 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 178 transitions. [2022-10-17 16:28:43,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:43,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:43,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:43,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:43,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:43,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:43,833 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:43,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:43,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 63 states and 182 transitions. [2022-10-17 16:28:43,843 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 182 transitions. [2022-10-17 16:28:43,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:43,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:43,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:43,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:43,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:43,931 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:43,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:43,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 64 states and 186 transitions. [2022-10-17 16:28:43,943 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 186 transitions. [2022-10-17 16:28:43,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:43,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:43,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:43,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:43,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:43,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:44,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:44,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:44,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 65 states and 190 transitions. [2022-10-17 16:28:44,132 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 190 transitions. [2022-10-17 16:28:44,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:44,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:44,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:44,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:44,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:44,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:44,217 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:44,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:44,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 66 states and 194 transitions. [2022-10-17 16:28:44,227 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 194 transitions. [2022-10-17 16:28:44,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:44,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:44,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:44,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:44,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:44,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:44,329 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:44,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:44,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 67 states and 198 transitions. [2022-10-17 16:28:44,340 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 198 transitions. [2022-10-17 16:28:44,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:44,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:44,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:44,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:44,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:44,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:44,448 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:44,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:44,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 68 states and 202 transitions. [2022-10-17 16:28:44,461 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 202 transitions. [2022-10-17 16:28:44,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:44,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:44,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:44,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:44,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:44,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:44,559 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:44,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:44,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 69 states and 206 transitions. [2022-10-17 16:28:44,572 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 206 transitions. [2022-10-17 16:28:44,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:44,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:44,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:44,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:44,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:44,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:44,653 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:44,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:44,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 70 states and 210 transitions. [2022-10-17 16:28:44,667 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 210 transitions. [2022-10-17 16:28:44,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:44,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:44,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:44,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:44,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:44,756 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:44,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:44,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 71 states and 214 transitions. [2022-10-17 16:28:44,768 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 214 transitions. [2022-10-17 16:28:44,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:44,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:44,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:44,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:44,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:44,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:44,841 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:44,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:44,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 72 states and 218 transitions. [2022-10-17 16:28:44,853 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 218 transitions. [2022-10-17 16:28:44,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:44,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:44,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:44,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:44,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:44,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:44,928 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:44,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:44,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 73 states and 222 transitions. [2022-10-17 16:28:44,939 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 222 transitions. [2022-10-17 16:28:44,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:44,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:44,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:44,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:44,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:44,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:45,042 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:45,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:45,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 74 states and 226 transitions. [2022-10-17 16:28:45,053 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 226 transitions. [2022-10-17 16:28:45,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:45,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:45,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:45,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:45,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:45,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:45,192 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:45,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:45,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 75 states and 230 transitions. [2022-10-17 16:28:45,204 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 230 transitions. [2022-10-17 16:28:45,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:45,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:45,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:45,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:45,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:45,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:45,283 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:45,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:45,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 76 states and 234 transitions. [2022-10-17 16:28:45,298 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 234 transitions. [2022-10-17 16:28:45,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:45,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:45,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:45,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:45,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:45,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:45,406 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:45,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:45,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 77 states and 238 transitions. [2022-10-17 16:28:45,417 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 238 transitions. [2022-10-17 16:28:45,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:45,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:45,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:45,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:45,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:45,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:45,531 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:45,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:45,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 78 states and 242 transitions. [2022-10-17 16:28:45,543 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 242 transitions. [2022-10-17 16:28:45,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:45,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:45,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:45,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:45,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:45,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:45,650 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:45,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:45,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 79 states and 246 transitions. [2022-10-17 16:28:45,661 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 246 transitions. [2022-10-17 16:28:45,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:45,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:45,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:45,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:45,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:45,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:45,733 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:45,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:45,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 80 states and 250 transitions. [2022-10-17 16:28:45,751 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 250 transitions. [2022-10-17 16:28:45,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:45,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:45,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:45,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:45,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:45,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:45,846 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:45,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:45,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 81 states and 254 transitions. [2022-10-17 16:28:45,859 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 254 transitions. [2022-10-17 16:28:45,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:45,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:45,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:45,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:45,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:45,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:45,956 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:45,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:45,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 82 states and 258 transitions. [2022-10-17 16:28:45,968 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 258 transitions. [2022-10-17 16:28:45,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:45,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:45,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:45,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:45,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:45,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:46,058 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:46,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:46,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 83 states and 262 transitions. [2022-10-17 16:28:46,069 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 262 transitions. [2022-10-17 16:28:46,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:46,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:46,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:46,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:46,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:46,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:46,150 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:46,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:46,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 84 states and 266 transitions. [2022-10-17 16:28:46,161 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 266 transitions. [2022-10-17 16:28:46,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:46,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:46,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:46,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:46,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:46,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:46,287 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:46,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:46,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 85 states and 270 transitions. [2022-10-17 16:28:46,298 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 270 transitions. [2022-10-17 16:28:46,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:46,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:46,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:46,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:46,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:46,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:46,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:46,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:46,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 86 states and 274 transitions. [2022-10-17 16:28:46,399 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 274 transitions. [2022-10-17 16:28:46,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:46,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:46,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:46,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:46,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:46,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:46,474 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:46,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:46,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 87 states and 278 transitions. [2022-10-17 16:28:46,487 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 278 transitions. [2022-10-17 16:28:46,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:46,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:46,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:46,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:46,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:46,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:46,565 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:46,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:46,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 88 states and 282 transitions. [2022-10-17 16:28:46,577 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 282 transitions. [2022-10-17 16:28:46,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:46,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:46,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:46,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:46,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:46,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:46,665 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:46,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:46,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 89 states and 286 transitions. [2022-10-17 16:28:46,678 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 286 transitions. [2022-10-17 16:28:46,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:46,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:46,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:46,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:46,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:46,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:46,780 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:46,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:46,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 90 states and 290 transitions. [2022-10-17 16:28:46,792 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 290 transitions. [2022-10-17 16:28:46,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:46,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:46,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:46,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:46,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:46,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:46,884 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:46,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:46,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 91 states and 294 transitions. [2022-10-17 16:28:46,896 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 294 transitions. [2022-10-17 16:28:46,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:46,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:46,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:46,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:46,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:46,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:46,973 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:46,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:46,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 92 states and 298 transitions. [2022-10-17 16:28:46,984 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 298 transitions. [2022-10-17 16:28:46,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:46,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:46,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:47,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:47,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:47,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:47,126 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:47,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:47,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 93 states and 302 transitions. [2022-10-17 16:28:47,139 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 302 transitions. [2022-10-17 16:28:47,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:47,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:47,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:47,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:47,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:47,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:47,240 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:47,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:47,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 94 states and 306 transitions. [2022-10-17 16:28:47,255 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 306 transitions. [2022-10-17 16:28:47,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:47,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:47,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:47,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:47,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:47,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:47,413 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:47,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:47,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 95 states and 310 transitions. [2022-10-17 16:28:47,427 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 310 transitions. [2022-10-17 16:28:47,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:47,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:47,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:47,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:47,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:47,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:47,542 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:47,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:47,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 96 states and 314 transitions. [2022-10-17 16:28:47,555 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 314 transitions. [2022-10-17 16:28:47,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:47,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:47,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:47,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:47,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:47,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:47,632 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:47,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:47,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 97 states and 318 transitions. [2022-10-17 16:28:47,647 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 318 transitions. [2022-10-17 16:28:47,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:47,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:47,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:47,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:47,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:47,727 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:47,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:47,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 98 states and 322 transitions. [2022-10-17 16:28:47,741 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 322 transitions. [2022-10-17 16:28:47,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:47,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:47,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:47,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:47,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:47,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:47,834 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:47,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:47,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 99 states and 326 transitions. [2022-10-17 16:28:47,847 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 326 transitions. [2022-10-17 16:28:47,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:47,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:47,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:47,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:47,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:47,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:47,921 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:47,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:47,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 100 states and 330 transitions. [2022-10-17 16:28:47,934 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 330 transitions. [2022-10-17 16:28:47,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:47,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:47,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:47,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:47,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:47,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:48,032 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:48,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:48,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 101 states and 334 transitions. [2022-10-17 16:28:48,049 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 334 transitions. [2022-10-17 16:28:48,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:48,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:48,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:48,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:48,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:48,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:48,143 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:48,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:48,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 102 states and 338 transitions. [2022-10-17 16:28:48,163 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 338 transitions. [2022-10-17 16:28:48,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:48,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:48,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:48,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:48,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:48,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:48,251 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:48,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:48,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 103 states and 342 transitions. [2022-10-17 16:28:48,270 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 342 transitions. [2022-10-17 16:28:48,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:48,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:48,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:48,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:48,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:48,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:48,360 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:48,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:48,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 104 states and 346 transitions. [2022-10-17 16:28:48,374 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 346 transitions. [2022-10-17 16:28:48,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:48,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:48,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:48,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:48,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:48,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:48,470 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:48,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:48,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 105 states and 350 transitions. [2022-10-17 16:28:48,484 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 350 transitions. [2022-10-17 16:28:48,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:48,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:48,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:48,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:48,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:48,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:48,567 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:48,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:48,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 106 states and 354 transitions. [2022-10-17 16:28:48,582 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 354 transitions. [2022-10-17 16:28:48,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:48,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:48,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:48,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:48,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:48,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:48,737 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:48,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:48,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 107 states and 358 transitions. [2022-10-17 16:28:48,751 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 358 transitions. [2022-10-17 16:28:48,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:48,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:48,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:48,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:48,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:48,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:48,826 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:48,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:48,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 108 states and 362 transitions. [2022-10-17 16:28:48,840 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 362 transitions. [2022-10-17 16:28:48,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:48,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:48,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:48,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:48,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:48,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:48,919 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:48,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:48,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 109 states and 366 transitions. [2022-10-17 16:28:48,935 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 366 transitions. [2022-10-17 16:28:48,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:48,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:48,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:48,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:48,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:48,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:49,016 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:49,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:49,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 110 states and 370 transitions. [2022-10-17 16:28:49,048 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 370 transitions. [2022-10-17 16:28:49,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:49,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:49,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:49,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:49,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:49,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:49,132 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:49,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:49,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 111 states and 374 transitions. [2022-10-17 16:28:49,148 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 374 transitions. [2022-10-17 16:28:49,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:49,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:49,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:49,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:49,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:49,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:49,233 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:49,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:49,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 112 states and 378 transitions. [2022-10-17 16:28:49,252 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 378 transitions. [2022-10-17 16:28:49,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:49,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:49,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:49,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:49,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:49,369 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:49,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:49,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 113 states and 382 transitions. [2022-10-17 16:28:49,384 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 382 transitions. [2022-10-17 16:28:49,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:49,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:49,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:49,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:49,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:49,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:49,462 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:49,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:49,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 114 states and 386 transitions. [2022-10-17 16:28:49,475 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 386 transitions. [2022-10-17 16:28:49,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:49,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:49,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:49,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:49,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:49,554 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:49,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:49,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 115 states and 390 transitions. [2022-10-17 16:28:49,569 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 390 transitions. [2022-10-17 16:28:49,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:49,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:49,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:49,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:49,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:49,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:49,644 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:49,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:49,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 116 states and 394 transitions. [2022-10-17 16:28:49,658 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 394 transitions. [2022-10-17 16:28:49,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:49,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:49,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:49,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:49,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:49,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:49,767 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:49,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:49,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 117 states and 398 transitions. [2022-10-17 16:28:49,781 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 398 transitions. [2022-10-17 16:28:49,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:49,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:49,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:49,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:49,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:49,864 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:49,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:49,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 118 states and 402 transitions. [2022-10-17 16:28:49,879 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 402 transitions. [2022-10-17 16:28:49,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:49,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:49,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:49,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:49,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:49,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:49,973 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:49,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:49,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 119 states and 406 transitions. [2022-10-17 16:28:49,988 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 406 transitions. [2022-10-17 16:28:49,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:49,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:49,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:50,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:50,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:50,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:50,081 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:50,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:50,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 120 states and 410 transitions. [2022-10-17 16:28:50,095 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 410 transitions. [2022-10-17 16:28:50,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:50,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:50,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:50,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:50,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:50,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:50,163 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:50,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:50,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 121 states and 414 transitions. [2022-10-17 16:28:50,176 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 414 transitions. [2022-10-17 16:28:50,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:50,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:50,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:50,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:50,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:50,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:50,250 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:50,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:50,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 122 states and 418 transitions. [2022-10-17 16:28:50,265 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 418 transitions. [2022-10-17 16:28:50,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:50,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:50,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:50,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:50,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:50,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:50,346 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:50,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:50,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 123 states and 422 transitions. [2022-10-17 16:28:50,360 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 422 transitions. [2022-10-17 16:28:50,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:50,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:50,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:50,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:50,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:50,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:50,475 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:50,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:50,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 124 states and 426 transitions. [2022-10-17 16:28:50,489 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 426 transitions. [2022-10-17 16:28:50,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:50,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:50,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:50,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:50,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:50,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:50,567 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:50,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:50,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 125 states and 430 transitions. [2022-10-17 16:28:50,578 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 430 transitions. [2022-10-17 16:28:50,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:50,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:50,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:50,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:50,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:50,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:50,690 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:50,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:50,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 126 states and 434 transitions. [2022-10-17 16:28:50,704 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 434 transitions. [2022-10-17 16:28:50,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:50,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:50,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:50,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:50,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:50,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:50,774 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:50,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:50,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 127 states and 438 transitions. [2022-10-17 16:28:50,787 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 438 transitions. [2022-10-17 16:28:50,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:50,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:50,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:50,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:50,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:50,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:50,854 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:50,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:50,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 128 states and 442 transitions. [2022-10-17 16:28:50,863 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 442 transitions. [2022-10-17 16:28:50,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:50,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:50,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:50,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:50,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:50,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:50,947 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:50,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:50,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 129 states and 446 transitions. [2022-10-17 16:28:50,959 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 446 transitions. [2022-10-17 16:28:50,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:50,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:50,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:50,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:50,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:50,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:51,023 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:51,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:51,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 130 states and 450 transitions. [2022-10-17 16:28:51,032 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 450 transitions. [2022-10-17 16:28:51,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:51,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:51,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:51,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:51,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:51,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:51,124 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:51,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:51,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 131 states and 454 transitions. [2022-10-17 16:28:51,137 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 454 transitions. [2022-10-17 16:28:51,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:51,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:51,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:51,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:51,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:51,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:51,219 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:51,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:51,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 132 states and 458 transitions. [2022-10-17 16:28:51,233 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 458 transitions. [2022-10-17 16:28:51,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:51,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:51,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:51,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:51,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:51,301 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:51,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:51,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 133 states and 462 transitions. [2022-10-17 16:28:51,315 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 462 transitions. [2022-10-17 16:28:51,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:51,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:51,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:51,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:51,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:51,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:51,398 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:51,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:51,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 134 states and 466 transitions. [2022-10-17 16:28:51,413 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 466 transitions. [2022-10-17 16:28:51,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:51,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:51,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:51,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:51,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:51,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:51,495 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:51,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:51,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 135 states and 470 transitions. [2022-10-17 16:28:51,513 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 470 transitions. [2022-10-17 16:28:51,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:51,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:51,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:51,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:51,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:51,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:51,660 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:51,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:51,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 136 states and 474 transitions. [2022-10-17 16:28:51,671 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 474 transitions. [2022-10-17 16:28:51,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:51,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:51,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:51,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:51,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:51,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:51,791 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:51,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:51,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 137 states and 478 transitions. [2022-10-17 16:28:51,804 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 478 transitions. [2022-10-17 16:28:51,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:51,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:51,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:51,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:51,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:51,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:51,906 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:51,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:51,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 138 states and 482 transitions. [2022-10-17 16:28:51,926 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 482 transitions. [2022-10-17 16:28:51,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:51,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:51,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:51,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:51,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:51,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:52,006 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:52,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:52,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 139 states and 486 transitions. [2022-10-17 16:28:52,026 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 486 transitions. [2022-10-17 16:28:52,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:52,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:52,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:52,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:52,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:52,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:52,157 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:52,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:52,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 140 states and 490 transitions. [2022-10-17 16:28:52,176 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 490 transitions. [2022-10-17 16:28:52,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:52,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:52,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:52,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:52,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:52,250 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:52,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:52,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 141 states and 494 transitions. [2022-10-17 16:28:52,260 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 494 transitions. [2022-10-17 16:28:52,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:52,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:52,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:52,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:52,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:52,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:52,350 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:52,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:52,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 142 states and 498 transitions. [2022-10-17 16:28:52,365 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 498 transitions. [2022-10-17 16:28:52,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:52,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:52,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:52,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:52,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:52,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:52,473 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:52,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:52,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 143 states and 502 transitions. [2022-10-17 16:28:52,486 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 502 transitions. [2022-10-17 16:28:52,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:52,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:52,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:52,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:52,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:52,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:52,562 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:52,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:52,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 144 states and 506 transitions. [2022-10-17 16:28:52,578 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 506 transitions. [2022-10-17 16:28:52,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:52,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:52,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:52,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:52,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:52,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:52,687 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:52,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:52,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 145 states and 510 transitions. [2022-10-17 16:28:52,697 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 510 transitions. [2022-10-17 16:28:52,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:52,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:52,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:52,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:52,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:52,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:52,775 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:52,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:52,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 146 states and 514 transitions. [2022-10-17 16:28:52,786 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 514 transitions. [2022-10-17 16:28:52,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:52,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:52,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:52,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:52,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:52,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:52,868 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:52,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:52,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 147 states and 518 transitions. [2022-10-17 16:28:52,879 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 518 transitions. [2022-10-17 16:28:52,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:52,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:52,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:52,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:52,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:52,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:53,001 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:53,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:53,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 148 states and 522 transitions. [2022-10-17 16:28:53,022 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 522 transitions. [2022-10-17 16:28:53,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:53,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:53,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:53,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:53,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:53,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:53,105 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:53,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:53,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 149 states and 526 transitions. [2022-10-17 16:28:53,123 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 526 transitions. [2022-10-17 16:28:53,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:53,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:53,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:53,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:53,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:53,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:53,216 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:53,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:53,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 150 states and 530 transitions. [2022-10-17 16:28:53,226 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 530 transitions. [2022-10-17 16:28:53,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:53,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:53,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:53,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:53,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:53,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:53,325 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:53,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:53,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 151 states and 534 transitions. [2022-10-17 16:28:53,341 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 534 transitions. [2022-10-17 16:28:53,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:53,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:53,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:53,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:53,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:53,420 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:53,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:53,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 152 states and 538 transitions. [2022-10-17 16:28:53,437 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 538 transitions. [2022-10-17 16:28:53,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:53,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:53,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:53,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:53,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:53,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:53,517 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:53,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:53,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 153 states and 542 transitions. [2022-10-17 16:28:53,533 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 542 transitions. [2022-10-17 16:28:53,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:53,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:53,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:53,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:53,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:53,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:53,623 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:53,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:53,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 154 states and 546 transitions. [2022-10-17 16:28:53,642 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 546 transitions. [2022-10-17 16:28:53,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:53,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:53,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:53,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:53,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:53,763 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:53,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:53,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 155 states and 550 transitions. [2022-10-17 16:28:53,782 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 550 transitions. [2022-10-17 16:28:53,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:53,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:53,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:53,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:53,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:53,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:53,873 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:53,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:53,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 156 states and 554 transitions. [2022-10-17 16:28:53,887 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 554 transitions. [2022-10-17 16:28:53,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:53,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:53,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:53,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:53,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:53,960 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:53,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:53,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 157 states and 558 transitions. [2022-10-17 16:28:53,976 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 558 transitions. [2022-10-17 16:28:53,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:53,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:53,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:54,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:54,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:54,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:54,075 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:54,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:54,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 158 states and 562 transitions. [2022-10-17 16:28:54,093 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 562 transitions. [2022-10-17 16:28:54,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:54,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:54,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:54,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:54,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:54,183 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:54,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:54,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 159 states and 566 transitions. [2022-10-17 16:28:54,193 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 566 transitions. [2022-10-17 16:28:54,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:54,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:54,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:54,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:54,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:54,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:54,266 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:54,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:54,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 160 states and 570 transitions. [2022-10-17 16:28:54,282 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 570 transitions. [2022-10-17 16:28:54,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:54,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:54,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:54,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:54,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:54,412 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:54,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:54,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 161 states and 574 transitions. [2022-10-17 16:28:54,421 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 574 transitions. [2022-10-17 16:28:54,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:54,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:54,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:54,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:54,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:54,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:54,491 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:54,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:54,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 162 states and 578 transitions. [2022-10-17 16:28:54,501 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 578 transitions. [2022-10-17 16:28:54,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:54,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:54,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:54,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:54,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:54,592 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:54,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:54,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 163 states and 582 transitions. [2022-10-17 16:28:54,608 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 582 transitions. [2022-10-17 16:28:54,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:54,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:54,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:54,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:54,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:54,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:54,680 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:54,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:54,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 164 states and 586 transitions. [2022-10-17 16:28:54,697 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 586 transitions. [2022-10-17 16:28:54,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:54,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:54,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:54,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:54,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:54,770 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:54,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:54,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 165 states and 590 transitions. [2022-10-17 16:28:54,784 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 590 transitions. [2022-10-17 16:28:54,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:54,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:54,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:54,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:54,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:54,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:54,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:54,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:54,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 166 states and 594 transitions. [2022-10-17 16:28:54,860 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 594 transitions. [2022-10-17 16:28:54,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:54,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:54,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:54,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:54,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:54,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:54,936 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:54,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:54,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 167 states and 598 transitions. [2022-10-17 16:28:54,954 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 598 transitions. [2022-10-17 16:28:54,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:54,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:54,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:54,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:54,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:54,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:55,051 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:55,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:55,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 168 states and 602 transitions. [2022-10-17 16:28:55,069 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 602 transitions. [2022-10-17 16:28:55,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:55,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:55,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:55,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:55,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:55,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:55,151 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:55,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:55,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 169 states and 606 transitions. [2022-10-17 16:28:55,167 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 606 transitions. [2022-10-17 16:28:55,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:55,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:55,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:55,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:55,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:55,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:55,277 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:55,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:55,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 170 states and 610 transitions. [2022-10-17 16:28:55,293 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 610 transitions. [2022-10-17 16:28:55,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:55,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:55,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:55,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:55,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:55,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:55,377 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:55,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:55,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 171 states and 614 transitions. [2022-10-17 16:28:55,394 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 614 transitions. [2022-10-17 16:28:55,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:55,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:55,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:55,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:55,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:55,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:55,464 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:55,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:55,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 172 states and 618 transitions. [2022-10-17 16:28:55,481 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 618 transitions. [2022-10-17 16:28:55,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:55,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:55,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:55,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:55,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:55,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:55,544 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:55,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:55,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 173 states and 622 transitions. [2022-10-17 16:28:55,555 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 622 transitions. [2022-10-17 16:28:55,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:55,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:55,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:55,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:55,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:55,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:55,642 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:55,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:55,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 174 states and 626 transitions. [2022-10-17 16:28:55,653 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 626 transitions. [2022-10-17 16:28:55,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:55,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:55,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:55,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:55,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:55,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:55,727 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:55,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:55,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 175 states and 630 transitions. [2022-10-17 16:28:55,745 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 630 transitions. [2022-10-17 16:28:55,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:55,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:55,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:55,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:55,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:55,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:55,831 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:55,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:55,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 176 states and 634 transitions. [2022-10-17 16:28:55,849 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 634 transitions. [2022-10-17 16:28:55,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:55,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:55,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:55,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:55,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:55,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:55,932 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:55,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:55,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 177 states and 638 transitions. [2022-10-17 16:28:55,951 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 638 transitions. [2022-10-17 16:28:55,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:55,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:55,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:55,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:55,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:56,062 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:56,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:56,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 178 states and 642 transitions. [2022-10-17 16:28:56,081 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 642 transitions. [2022-10-17 16:28:56,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:56,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:56,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:56,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:56,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:56,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:56,179 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:56,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:56,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 179 states and 646 transitions. [2022-10-17 16:28:56,190 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 646 transitions. [2022-10-17 16:28:56,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:56,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:56,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:56,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:56,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:56,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:56,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:56,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:56,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 180 states and 650 transitions. [2022-10-17 16:28:56,296 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 650 transitions. [2022-10-17 16:28:56,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:56,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:56,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:56,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:56,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:56,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:56,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:56,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:56,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 181 states and 654 transitions. [2022-10-17 16:28:56,401 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 654 transitions. [2022-10-17 16:28:56,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:56,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:56,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:56,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:56,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:56,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:56,487 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:56,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:56,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 182 states and 658 transitions. [2022-10-17 16:28:56,506 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 658 transitions. [2022-10-17 16:28:56,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:56,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:56,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:56,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:56,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:56,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:56,607 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:56,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:56,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 183 states and 662 transitions. [2022-10-17 16:28:56,625 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 662 transitions. [2022-10-17 16:28:56,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:56,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:56,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:56,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:56,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:56,706 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:56,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:56,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 184 states and 666 transitions. [2022-10-17 16:28:56,725 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 666 transitions. [2022-10-17 16:28:56,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:56,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:56,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:56,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:56,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:56,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:56,800 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:56,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:56,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 185 states and 670 transitions. [2022-10-17 16:28:56,817 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 670 transitions. [2022-10-17 16:28:56,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:56,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:56,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:56,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:56,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:56,889 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:56,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:56,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 186 states and 674 transitions. [2022-10-17 16:28:56,906 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 674 transitions. [2022-10-17 16:28:56,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:56,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:56,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:56,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:56,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:56,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:56,994 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:57,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:57,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 187 states and 678 transitions. [2022-10-17 16:28:57,014 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 678 transitions. [2022-10-17 16:28:57,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:57,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:57,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:57,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:57,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:57,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:57,091 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:57,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:57,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 188 states and 682 transitions. [2022-10-17 16:28:57,110 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 682 transitions. [2022-10-17 16:28:57,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:57,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:57,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:57,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:57,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:57,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:57,201 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:57,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:57,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 189 states and 686 transitions. [2022-10-17 16:28:57,220 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 686 transitions. [2022-10-17 16:28:57,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:57,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:57,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:57,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:57,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:57,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:57,298 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:57,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:57,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 190 states and 690 transitions. [2022-10-17 16:28:57,318 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 690 transitions. [2022-10-17 16:28:57,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:57,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:57,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:57,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:57,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:57,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:57,429 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:57,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:57,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 191 states and 694 transitions. [2022-10-17 16:28:57,447 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 694 transitions. [2022-10-17 16:28:57,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:57,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:57,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:57,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:57,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:57,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:57,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:57,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:57,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 192 states and 698 transitions. [2022-10-17 16:28:57,576 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 698 transitions. [2022-10-17 16:28:57,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:57,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:57,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:57,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:57,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:57,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:57,654 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:57,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:57,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 193 states and 702 transitions. [2022-10-17 16:28:57,673 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 702 transitions. [2022-10-17 16:28:57,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:57,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:57,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:57,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:57,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:57,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:57,785 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:57,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:57,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 194 states and 706 transitions. [2022-10-17 16:28:57,802 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 706 transitions. [2022-10-17 16:28:57,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:57,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:57,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:57,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:57,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:57,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:57,889 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:57,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:57,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 195 states and 710 transitions. [2022-10-17 16:28:57,906 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 710 transitions. [2022-10-17 16:28:57,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:57,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:57,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:57,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:57,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:57,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:58,000 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:58,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:58,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 196 states and 714 transitions. [2022-10-17 16:28:58,022 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 714 transitions. [2022-10-17 16:28:58,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:58,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:58,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:58,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:58,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:58,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:58,172 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:58,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:58,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 197 states and 718 transitions. [2022-10-17 16:28:58,193 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 718 transitions. [2022-10-17 16:28:58,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:58,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:58,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:58,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:58,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:58,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:58,310 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:58,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:58,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 198 states and 722 transitions. [2022-10-17 16:28:58,334 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 722 transitions. [2022-10-17 16:28:58,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:58,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:58,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:58,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:58,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:58,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:58,419 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:58,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:58,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 199 states and 726 transitions. [2022-10-17 16:28:58,441 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 726 transitions. [2022-10-17 16:28:58,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:58,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:58,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:58,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:58,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:58,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:58,545 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:58,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:58,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 200 states and 730 transitions. [2022-10-17 16:28:58,561 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 730 transitions. [2022-10-17 16:28:58,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:58,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:58,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:58,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:58,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:58,670 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:58,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:58,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 201 states and 734 transitions. [2022-10-17 16:28:58,682 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 734 transitions. [2022-10-17 16:28:58,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:58,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:58,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:58,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:58,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:58,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:58,750 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:58,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:58,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 202 states and 738 transitions. [2022-10-17 16:28:58,765 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 738 transitions. [2022-10-17 16:28:58,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:58,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:58,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:58,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:58,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:58,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:58,935 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:58,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:58,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 203 states and 742 transitions. [2022-10-17 16:28:58,957 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 742 transitions. [2022-10-17 16:28:58,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:58,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:58,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:58,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:58,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:58,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:59,315 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:59,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:59,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 204 states and 746 transitions. [2022-10-17 16:28:59,335 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 746 transitions. [2022-10-17 16:28:59,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:59,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:59,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:59,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:59,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:59,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:59,423 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:59,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:59,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 205 states and 750 transitions. [2022-10-17 16:28:59,445 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 750 transitions. [2022-10-17 16:28:59,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:59,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:59,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:59,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:59,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:59,539 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:59,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:59,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 206 states and 754 transitions. [2022-10-17 16:28:59,553 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 754 transitions. [2022-10-17 16:28:59,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:59,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:59,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:59,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:59,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:59,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:59,641 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:59,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:59,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 207 states and 758 transitions. [2022-10-17 16:28:59,663 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 758 transitions. [2022-10-17 16:28:59,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:59,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:59,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:59,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:59,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:59,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:59,762 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:59,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:59,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 208 states and 762 transitions. [2022-10-17 16:28:59,784 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 762 transitions. [2022-10-17 16:28:59,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:59,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:59,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:59,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:59,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:59,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:59,863 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:59,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:59,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 209 states and 766 transitions. [2022-10-17 16:28:59,882 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 766 transitions. [2022-10-17 16:28:59,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:59,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:59,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:28:59,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:28:59,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:28:59,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:28:59,971 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:28:59,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:59,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 210 states and 770 transitions. [2022-10-17 16:28:59,988 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 770 transitions. [2022-10-17 16:28:59,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:28:59,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:28:59,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:00,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:00,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:00,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:00,083 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:00,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:00,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 211 states and 774 transitions. [2022-10-17 16:29:00,102 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 774 transitions. [2022-10-17 16:29:00,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:00,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:00,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:00,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:00,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:00,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:00,198 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:00,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:00,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 212 states and 778 transitions. [2022-10-17 16:29:00,217 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 778 transitions. [2022-10-17 16:29:00,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:00,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:00,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:00,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:00,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:00,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:00,299 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:00,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:00,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 213 states and 782 transitions. [2022-10-17 16:29:00,318 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 782 transitions. [2022-10-17 16:29:00,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:00,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:00,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:00,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:00,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:00,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:00,432 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:00,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:00,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 214 states and 786 transitions. [2022-10-17 16:29:00,450 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 786 transitions. [2022-10-17 16:29:00,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:00,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:00,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:00,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:00,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:00,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:00,525 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:00,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:00,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 215 states and 790 transitions. [2022-10-17 16:29:00,544 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 790 transitions. [2022-10-17 16:29:00,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:00,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:00,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:00,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:00,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:00,618 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:00,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:00,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 216 states and 794 transitions. [2022-10-17 16:29:00,631 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 794 transitions. [2022-10-17 16:29:00,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:00,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:00,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:00,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:00,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:00,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:00,741 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:00,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:00,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 217 states and 798 transitions. [2022-10-17 16:29:00,757 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 798 transitions. [2022-10-17 16:29:00,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:00,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:00,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:00,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:00,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:00,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:00,854 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:00,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:00,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 218 states and 802 transitions. [2022-10-17 16:29:00,874 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 802 transitions. [2022-10-17 16:29:00,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:00,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:00,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:00,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:00,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:00,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:00,950 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:00,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:00,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 219 states and 806 transitions. [2022-10-17 16:29:00,962 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 806 transitions. [2022-10-17 16:29:00,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:00,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:00,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:00,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:00,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:00,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:01,058 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:01,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:01,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 220 states and 810 transitions. [2022-10-17 16:29:01,073 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 810 transitions. [2022-10-17 16:29:01,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:01,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:01,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:01,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:01,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:01,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:01,136 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:01,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:01,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 221 states and 814 transitions. [2022-10-17 16:29:01,156 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 814 transitions. [2022-10-17 16:29:01,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:01,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:01,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:01,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:01,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:01,248 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:01,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:01,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 222 states and 818 transitions. [2022-10-17 16:29:01,267 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 818 transitions. [2022-10-17 16:29:01,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:01,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:01,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:01,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:01,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:01,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:01,354 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:01,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:01,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 223 states and 822 transitions. [2022-10-17 16:29:01,374 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 822 transitions. [2022-10-17 16:29:01,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:01,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:01,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:01,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:01,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:01,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:01,448 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:01,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:01,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 224 states and 826 transitions. [2022-10-17 16:29:01,469 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 826 transitions. [2022-10-17 16:29:01,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:01,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:01,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:01,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:01,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:01,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:01,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:01,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 225 states and 830 transitions. [2022-10-17 16:29:01,573 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 830 transitions. [2022-10-17 16:29:01,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:01,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:01,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:01,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:01,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:01,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:01,680 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:01,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:01,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 226 states and 834 transitions. [2022-10-17 16:29:01,700 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 834 transitions. [2022-10-17 16:29:01,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:01,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:01,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:01,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:01,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:01,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:01,779 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:01,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:01,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 227 states and 838 transitions. [2022-10-17 16:29:01,799 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 838 transitions. [2022-10-17 16:29:01,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:01,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:01,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:01,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:01,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:01,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:01,891 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:01,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:01,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 228 states and 842 transitions. [2022-10-17 16:29:01,914 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 842 transitions. [2022-10-17 16:29:01,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:01,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:01,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:01,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:01,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:02,006 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:02,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:02,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 229 states and 846 transitions. [2022-10-17 16:29:02,027 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 846 transitions. [2022-10-17 16:29:02,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:02,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:02,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:02,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:02,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:02,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:02,109 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:02,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:02,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 230 states and 850 transitions. [2022-10-17 16:29:02,121 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 850 transitions. [2022-10-17 16:29:02,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:02,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:02,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:02,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:02,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:02,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:02,201 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:02,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:02,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 231 states and 854 transitions. [2022-10-17 16:29:02,221 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 854 transitions. [2022-10-17 16:29:02,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:02,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:02,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:02,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:02,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:02,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:02,295 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:02,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:02,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 232 states and 858 transitions. [2022-10-17 16:29:02,308 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 858 transitions. [2022-10-17 16:29:02,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:02,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:02,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:02,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:02,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:02,362 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:02,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:02,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 233 states and 862 transitions. [2022-10-17 16:29:02,374 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 862 transitions. [2022-10-17 16:29:02,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:02,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:02,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:02,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:02,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:02,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:02,443 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:02,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:02,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 234 states and 866 transitions. [2022-10-17 16:29:02,461 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 866 transitions. [2022-10-17 16:29:02,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:02,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:02,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:02,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:02,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:02,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:02,521 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:02,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:02,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 235 states and 870 transitions. [2022-10-17 16:29:02,534 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 870 transitions. [2022-10-17 16:29:02,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:02,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:02,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:02,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:02,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:02,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:02,596 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:02,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:02,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 236 states and 874 transitions. [2022-10-17 16:29:02,608 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 874 transitions. [2022-10-17 16:29:02,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:02,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:02,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:02,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:02,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:02,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:02,679 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:02,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:02,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 237 states and 878 transitions. [2022-10-17 16:29:02,691 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 878 transitions. [2022-10-17 16:29:02,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:02,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:02,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:02,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:02,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:02,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:02,787 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:02,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:02,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 238 states and 882 transitions. [2022-10-17 16:29:02,800 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 882 transitions. [2022-10-17 16:29:02,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:02,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:02,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:02,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:02,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:02,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:02,881 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:02,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:02,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 239 states and 886 transitions. [2022-10-17 16:29:02,902 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 886 transitions. [2022-10-17 16:29:02,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:02,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:02,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:02,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:02,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:02,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:02,974 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:02,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:02,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 240 states and 890 transitions. [2022-10-17 16:29:02,996 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 890 transitions. [2022-10-17 16:29:02,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:02,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:02,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:03,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:03,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:03,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:03,097 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:03,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:03,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 241 states and 894 transitions. [2022-10-17 16:29:03,118 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 894 transitions. [2022-10-17 16:29:03,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:03,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:03,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:03,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:03,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:03,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:03,191 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:03,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:03,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 242 states and 898 transitions. [2022-10-17 16:29:03,212 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 898 transitions. [2022-10-17 16:29:03,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:03,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:03,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:03,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:03,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:03,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:03,352 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:03,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:03,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 243 states and 902 transitions. [2022-10-17 16:29:03,390 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 902 transitions. [2022-10-17 16:29:03,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:03,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:03,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:03,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:03,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:03,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:03,497 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:03,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:03,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 244 states and 906 transitions. [2022-10-17 16:29:03,514 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 906 transitions. [2022-10-17 16:29:03,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:03,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:03,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:03,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:03,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:03,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:03,574 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:03,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:03,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 245 states and 910 transitions. [2022-10-17 16:29:03,587 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 910 transitions. [2022-10-17 16:29:03,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:03,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:03,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:03,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:03,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:03,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:03,659 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:03,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:03,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 246 states and 914 transitions. [2022-10-17 16:29:03,680 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 914 transitions. [2022-10-17 16:29:03,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:03,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:03,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:03,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:03,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:03,776 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:03,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:03,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 247 states and 918 transitions. [2022-10-17 16:29:03,798 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 918 transitions. [2022-10-17 16:29:03,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:03,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:03,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:03,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:03,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:03,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:03,883 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:03,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:03,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 248 states and 922 transitions. [2022-10-17 16:29:03,897 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 922 transitions. [2022-10-17 16:29:03,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:03,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:03,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:03,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:03,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:03,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:03,992 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:04,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:04,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 249 states and 926 transitions. [2022-10-17 16:29:04,014 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 926 transitions. [2022-10-17 16:29:04,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:04,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:04,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:04,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:04,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:04,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:04,109 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:04,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:04,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 250 states and 930 transitions. [2022-10-17 16:29:04,130 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 930 transitions. [2022-10-17 16:29:04,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:04,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:04,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:04,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:04,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:04,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:04,204 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:04,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:04,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 251 states and 934 transitions. [2022-10-17 16:29:04,226 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 934 transitions. [2022-10-17 16:29:04,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:04,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:04,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:04,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:04,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:04,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:04,333 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:04,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:04,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 252 states and 938 transitions. [2022-10-17 16:29:04,349 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 938 transitions. [2022-10-17 16:29:04,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:04,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:04,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:04,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:04,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:04,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:04,417 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:04,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:04,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 253 states and 942 transitions. [2022-10-17 16:29:04,438 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 942 transitions. [2022-10-17 16:29:04,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:04,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:04,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:04,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:04,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:04,533 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:04,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:04,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 254 states and 946 transitions. [2022-10-17 16:29:04,558 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 946 transitions. [2022-10-17 16:29:04,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:04,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:04,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:04,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:04,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:04,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:04,637 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:04,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:04,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 255 states and 950 transitions. [2022-10-17 16:29:04,659 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 950 transitions. [2022-10-17 16:29:04,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:04,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:04,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:04,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:04,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:04,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:04,729 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:04,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:04,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 256 states and 954 transitions. [2022-10-17 16:29:04,742 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 954 transitions. [2022-10-17 16:29:04,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:04,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:04,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:04,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:04,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:04,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:04,822 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:04,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:04,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 257 states and 958 transitions. [2022-10-17 16:29:04,837 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 958 transitions. [2022-10-17 16:29:04,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:04,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:04,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:04,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:04,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:04,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:04,918 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:04,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:04,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 258 states and 962 transitions. [2022-10-17 16:29:04,932 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 962 transitions. [2022-10-17 16:29:04,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:04,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:04,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:04,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:04,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:04,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:05,003 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:05,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:05,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 259 states and 966 transitions. [2022-10-17 16:29:05,021 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 966 transitions. [2022-10-17 16:29:05,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:05,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:05,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:05,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:05,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:29:05,055 INFO L286 TraceCheckSpWp]: Computing forward predicates...