./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-multidimensional/copy-partial-2-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d224a4-ddd0-4d64-96e6-d57a1105c3ef/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d224a4-ddd0-4d64-96e6-d57a1105c3ef/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d224a4-ddd0-4d64-96e6-d57a1105c3ef/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d224a4-ddd0-4d64-96e6-d57a1105c3ef/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/copy-partial-2-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d224a4-ddd0-4d64-96e6-d57a1105c3ef/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d224a4-ddd0-4d64-96e6-d57a1105c3ef/bin/ukojak-rkRKPMF4O4 --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 2a46b64c20324a7544dfe7936b5f39eaa32bba659068797748195a7f292bdaee --- 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-2329fc7 [2022-12-14 20:13:55,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:13:55,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:13:55,943 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:13:55,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:13:55,944 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:13:55,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:13:55,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:13:55,948 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:13:55,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:13:55,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:13:55,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:13:55,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:13:55,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:13:55,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:13:55,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:13:55,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:13:55,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:13:55,957 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:13:55,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:13:55,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:13:55,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:13:55,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:13:55,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:13:55,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:13:55,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:13:55,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:13:55,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:13:55,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:13:55,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:13:55,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:13:55,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:13:55,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:13:55,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:13:55,972 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:13:55,972 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:13:55,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:13:55,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:13:55,973 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:13:55,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:13:55,974 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:13:55,975 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d224a4-ddd0-4d64-96e6-d57a1105c3ef/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 20:13:55,999 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:13:55,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:13:56,000 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:13:56,000 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:13:56,001 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:13:56,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:13:56,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:13:56,002 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:13:56,002 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:13:56,002 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:13:56,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:13:56,002 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:13:56,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:13:56,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:13:56,003 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:13:56,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:13:56,003 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:13:56,003 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:13:56,004 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:13:56,004 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:13:56,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:13:56,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:13:56,004 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:13:56,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:13:56,005 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:13:56,005 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:13:56,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:13:56,005 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:13:56,006 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_61d224a4-ddd0-4d64-96e6-d57a1105c3ef/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d224a4-ddd0-4d64-96e6-d57a1105c3ef/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a46b64c20324a7544dfe7936b5f39eaa32bba659068797748195a7f292bdaee [2022-12-14 20:13:56,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:13:56,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:13:56,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:13:56,217 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:13:56,218 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:13:56,219 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d224a4-ddd0-4d64-96e6-d57a1105c3ef/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-multidimensional/copy-partial-2-n-u.c [2022-12-14 20:13:58,844 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:13:58,982 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:13:58,982 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d224a4-ddd0-4d64-96e6-d57a1105c3ef/sv-benchmarks/c/array-multidimensional/copy-partial-2-n-u.c [2022-12-14 20:13:58,986 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d224a4-ddd0-4d64-96e6-d57a1105c3ef/bin/ukojak-rkRKPMF4O4/data/25ddf00d1/a690e6d3e3d049eba47834733e84fb97/FLAGfeabb22a6 [2022-12-14 20:13:58,997 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d224a4-ddd0-4d64-96e6-d57a1105c3ef/bin/ukojak-rkRKPMF4O4/data/25ddf00d1/a690e6d3e3d049eba47834733e84fb97 [2022-12-14 20:13:58,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:13:58,999 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:13:59,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:13:59,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:13:59,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:13:59,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:13:58" (1/1) ... [2022-12-14 20:13:59,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b8a2148 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:59, skipping insertion in model container [2022-12-14 20:13:59,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:13:58" (1/1) ... [2022-12-14 20:13:59,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:13:59,026 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:13:59,168 WARN L237 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_61d224a4-ddd0-4d64-96e6-d57a1105c3ef/sv-benchmarks/c/array-multidimensional/copy-partial-2-n-u.c[416,429] [2022-12-14 20:13:59,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:13:59,194 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:13:59,206 WARN L237 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_61d224a4-ddd0-4d64-96e6-d57a1105c3ef/sv-benchmarks/c/array-multidimensional/copy-partial-2-n-u.c[416,429] [2022-12-14 20:13:59,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:13:59,228 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:13:59,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:59 WrapperNode [2022-12-14 20:13:59,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:13:59,230 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:13:59,230 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:13:59,230 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:13:59,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:59" (1/1) ... [2022-12-14 20:13:59,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:59" (1/1) ... [2022-12-14 20:13:59,262 INFO L138 Inliner]: procedures = 15, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2022-12-14 20:13:59,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:13:59,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:13:59,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:13:59,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:13:59,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:59" (1/1) ... [2022-12-14 20:13:59,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:59" (1/1) ... [2022-12-14 20:13:59,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:59" (1/1) ... [2022-12-14 20:13:59,275 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:59" (1/1) ... [2022-12-14 20:13:59,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:59" (1/1) ... [2022-12-14 20:13:59,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:59" (1/1) ... [2022-12-14 20:13:59,283 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:59" (1/1) ... [2022-12-14 20:13:59,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:59" (1/1) ... [2022-12-14 20:13:59,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:13:59,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:13:59,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:13:59,287 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:13:59,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:59" (1/1) ... [2022-12-14 20:13:59,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:13:59,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d224a4-ddd0-4d64-96e6-d57a1105c3ef/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:13:59,315 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d224a4-ddd0-4d64-96e6-d57a1105c3ef/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:13:59,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d224a4-ddd0-4d64-96e6-d57a1105c3ef/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:13:59,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:13:59,357 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 20:13:59,357 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 20:13:59,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:13:59,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:13:59,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 20:13:59,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:13:59,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:13:59,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 20:13:59,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:13:59,418 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:13:59,420 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:13:59,543 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:13:59,579 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:13:59,579 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-14 20:13:59,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:13:59 BoogieIcfgContainer [2022-12-14 20:13:59,581 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:13:59,582 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:13:59,582 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:13:59,592 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:13:59,592 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:13:59" (1/1) ... [2022-12-14 20:13:59,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:13:59,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:59,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2022-12-14 20:13:59,648 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2022-12-14 20:13:59,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:13:59,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:59,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:59,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:59,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 20:13:59,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:13:59,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:13:59,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:59,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 25 transitions. [2022-12-14 20:13:59,879 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2022-12-14 20:13:59,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:13:59,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:59,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:59,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:59,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 20:13:59,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:13:59,947 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:00,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:00,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 20 states and 30 transitions. [2022-12-14 20:14:00,098 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2022-12-14 20:14:00,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:14:00,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:00,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:00,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 20:14:00,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:00,174 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:00,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:00,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 21 states and 31 transitions. [2022-12-14 20:14:00,252 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2022-12-14 20:14:00,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 20:14:00,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:00,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:00,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:00,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 20:14:00,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:00,324 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:00,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:00,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 22 states and 32 transitions. [2022-12-14 20:14:00,382 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2022-12-14 20:14:00,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:14:00,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:00,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:00,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 20:14:00,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:00,458 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:00,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:00,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 23 states and 33 transitions. [2022-12-14 20:14:00,522 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2022-12-14 20:14:00,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:14:00,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:00,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:00,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 20:14:00,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:00,600 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:00,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:00,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 24 states and 34 transitions. [2022-12-14 20:14:00,662 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2022-12-14 20:14:00,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 20:14:00,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:00,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:00,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:00,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 20:14:00,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:00,742 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:00,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:00,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 35 transitions. [2022-12-14 20:14:00,808 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2022-12-14 20:14:00,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 20:14:00,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:00,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:00,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:00,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 20:14:00,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:00,905 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:00,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:00,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 26 states and 36 transitions. [2022-12-14 20:14:00,982 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2022-12-14 20:14:00,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:14:00,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:00,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:01,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:01,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 20:14:01,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:01,084 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:01,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:01,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 27 states and 37 transitions. [2022-12-14 20:14:01,163 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2022-12-14 20:14:01,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:14:01,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:01,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:01,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:01,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:14:01,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:01,265 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 1 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:01,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:01,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 28 states and 38 transitions. [2022-12-14 20:14:01,341 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2022-12-14 20:14:01,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:14:01,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:01,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:01,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:01,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 20:14:01,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:01,439 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 1 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:01,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:01,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 39 transitions. [2022-12-14 20:14:01,513 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2022-12-14 20:14:01,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 20:14:01,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:01,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:01,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:01,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 20:14:01,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:01,613 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 1 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:01,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:01,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 40 transitions. [2022-12-14 20:14:01,695 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2022-12-14 20:14:01,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 20:14:01,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:01,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:01,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:01,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-14 20:14:01,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:01,801 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 1 proven. 66 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:01,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:01,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 31 states and 41 transitions. [2022-12-14 20:14:01,876 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2022-12-14 20:14:01,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:14:01,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:01,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:01,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:01,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 20:14:01,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:01,988 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 1 proven. 78 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:02,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:02,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 42 transitions. [2022-12-14 20:14:02,058 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2022-12-14 20:14:02,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 20:14:02,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:02,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:02,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:02,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 16 conjunts are in the unsatisfiable core [2022-12-14 20:14:02,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:02,169 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 1 proven. 91 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:02,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:02,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 33 states and 43 transitions. [2022-12-14 20:14:02,239 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2022-12-14 20:14:02,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:14:02,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:02,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:02,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 20:14:02,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:02,341 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 1 proven. 105 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:02,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:02,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 44 transitions. [2022-12-14 20:14:02,422 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2022-12-14 20:14:02,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:14:02,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:02,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:02,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:02,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 20:14:02,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:02,552 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 1 proven. 120 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:02,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:02,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 35 states and 45 transitions. [2022-12-14 20:14:02,641 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2022-12-14 20:14:02,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 20:14:02,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:02,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:02,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:02,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 20:14:02,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:02,746 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 1 proven. 136 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:02,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:02,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 46 transitions. [2022-12-14 20:14:02,842 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-12-14 20:14:02,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 20:14:02,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:02,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:02,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:02,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-14 20:14:02,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:02,963 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 1 proven. 153 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:03,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:03,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 47 transitions. [2022-12-14 20:14:03,053 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2022-12-14 20:14:03,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 20:14:03,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:03,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:03,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:03,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 20:14:03,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:03,181 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 1 proven. 171 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:03,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:03,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 38 states and 48 transitions. [2022-12-14 20:14:03,286 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2022-12-14 20:14:03,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 20:14:03,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:03,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:03,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:03,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 20:14:03,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:03,423 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 1 proven. 190 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:03,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:03,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 49 transitions. [2022-12-14 20:14:03,529 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2022-12-14 20:14:03,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 20:14:03,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:03,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:03,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:03,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 20:14:03,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:03,672 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 1 proven. 210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:03,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:03,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 40 states and 50 transitions. [2022-12-14 20:14:03,768 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2022-12-14 20:14:03,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 20:14:03,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:03,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:03,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:03,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 24 conjunts are in the unsatisfiable core [2022-12-14 20:14:03,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:03,895 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 1 proven. 231 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:04,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:04,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 41 states and 51 transitions. [2022-12-14 20:14:04,005 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2022-12-14 20:14:04,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 20:14:04,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:04,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:04,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:04,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-14 20:14:04,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:04,147 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 1 proven. 253 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:04,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:04,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 42 states and 52 transitions. [2022-12-14 20:14:04,241 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2022-12-14 20:14:04,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 20:14:04,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:04,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:04,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:04,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 20:14:04,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:04,401 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 1 proven. 276 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:04,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:04,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 43 states and 53 transitions. [2022-12-14 20:14:04,516 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 53 transitions. [2022-12-14 20:14:04,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 20:14:04,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:04,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:04,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:04,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 20:14:04,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:04,696 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 1 proven. 300 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:04,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:04,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 44 states and 54 transitions. [2022-12-14 20:14:04,815 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2022-12-14 20:14:04,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 20:14:04,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:04,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:04,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:04,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 28 conjunts are in the unsatisfiable core [2022-12-14 20:14:04,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:04,966 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 1 proven. 325 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:05,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:05,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 55 transitions. [2022-12-14 20:14:05,085 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2022-12-14 20:14:05,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 20:14:05,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:05,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:05,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-14 20:14:05,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:05,233 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 1 proven. 351 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:05,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:05,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 56 transitions. [2022-12-14 20:14:05,339 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 56 transitions. [2022-12-14 20:14:05,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 20:14:05,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:05,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:05,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:05,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-14 20:14:05,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:05,480 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 1 proven. 378 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:05,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:05,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 57 transitions. [2022-12-14 20:14:05,584 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2022-12-14 20:14:05,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 20:14:05,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:05,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:05,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:05,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-14 20:14:05,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:05,731 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 1 proven. 406 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:05,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:05,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 58 transitions. [2022-12-14 20:14:05,834 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2022-12-14 20:14:05,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 20:14:05,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:05,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:05,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:05,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-14 20:14:05,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:05,996 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 1 proven. 435 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:06,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:06,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 59 transitions. [2022-12-14 20:14:06,100 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2022-12-14 20:14:06,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 20:14:06,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:06,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:06,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:06,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-14 20:14:06,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:06,257 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 1 proven. 465 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:06,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:06,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 60 transitions. [2022-12-14 20:14:06,377 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2022-12-14 20:14:06,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 20:14:06,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:06,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:06,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:06,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 20:14:06,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:06,553 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 1 proven. 496 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:06,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:06,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 61 transitions. [2022-12-14 20:14:06,676 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2022-12-14 20:14:06,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-14 20:14:06,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:06,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:06,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:06,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 20:14:06,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:06,844 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 1 proven. 528 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:06,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:06,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 62 transitions. [2022-12-14 20:14:06,973 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2022-12-14 20:14:06,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-14 20:14:06,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:06,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:07,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:07,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 36 conjunts are in the unsatisfiable core [2022-12-14 20:14:07,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:07,154 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 1 proven. 561 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:07,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:07,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 63 transitions. [2022-12-14 20:14:07,284 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2022-12-14 20:14:07,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 20:14:07,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:07,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:07,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:07,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 20:14:07,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:07,470 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 1 proven. 595 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:07,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:07,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 64 transitions. [2022-12-14 20:14:07,584 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2022-12-14 20:14:07,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-14 20:14:07,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:07,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:07,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:07,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 38 conjunts are in the unsatisfiable core [2022-12-14 20:14:07,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:07,751 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 1 proven. 630 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:07,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:07,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 55 states and 65 transitions. [2022-12-14 20:14:07,864 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2022-12-14 20:14:07,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-14 20:14:07,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:07,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:07,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:07,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:14:07,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:08,068 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 1 proven. 666 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:08,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:08,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 56 states and 66 transitions. [2022-12-14 20:14:08,173 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2022-12-14 20:14:08,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 20:14:08,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:08,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:08,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:08,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 40 conjunts are in the unsatisfiable core [2022-12-14 20:14:08,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:08,334 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 1 proven. 703 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:08,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:08,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 67 transitions. [2022-12-14 20:14:08,440 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2022-12-14 20:14:08,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-14 20:14:08,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:08,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:08,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:08,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 41 conjunts are in the unsatisfiable core [2022-12-14 20:14:08,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:08,594 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 1 proven. 741 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:08,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:08,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 58 states and 68 transitions. [2022-12-14 20:14:08,708 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2022-12-14 20:14:08,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:14:08,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:08,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:08,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:08,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 42 conjunts are in the unsatisfiable core [2022-12-14 20:14:08,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:08,870 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 1 proven. 780 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:08,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:08,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 69 transitions. [2022-12-14 20:14:08,981 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 69 transitions. [2022-12-14 20:14:08,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-14 20:14:08,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:08,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:09,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:09,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 43 conjunts are in the unsatisfiable core [2022-12-14 20:14:09,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:09,157 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 1 proven. 820 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:09,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:09,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 70 transitions. [2022-12-14 20:14:09,283 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2022-12-14 20:14:09,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-14 20:14:09,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:09,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:09,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:09,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 44 conjunts are in the unsatisfiable core [2022-12-14 20:14:09,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:09,466 INFO L134 CoverageAnalysis]: Checked inductivity of 864 backedges. 1 proven. 861 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:09,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:09,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 61 states and 71 transitions. [2022-12-14 20:14:09,584 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 71 transitions. [2022-12-14 20:14:09,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-14 20:14:09,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:09,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:09,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:09,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 45 conjunts are in the unsatisfiable core [2022-12-14 20:14:09,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:09,766 INFO L134 CoverageAnalysis]: Checked inductivity of 906 backedges. 1 proven. 903 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:09,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:09,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 62 states and 72 transitions. [2022-12-14 20:14:09,895 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 72 transitions. [2022-12-14 20:14:09,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-14 20:14:09,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:09,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:09,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:09,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 46 conjunts are in the unsatisfiable core [2022-12-14 20:14:09,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:10,080 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 1 proven. 946 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:10,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:10,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 73 transitions. [2022-12-14 20:14:10,241 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 73 transitions. [2022-12-14 20:14:10,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 20:14:10,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:10,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:10,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:10,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 47 conjunts are in the unsatisfiable core [2022-12-14 20:14:10,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:10,441 INFO L134 CoverageAnalysis]: Checked inductivity of 993 backedges. 1 proven. 990 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:10,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:10,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 74 transitions. [2022-12-14 20:14:10,577 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 74 transitions. [2022-12-14 20:14:10,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 20:14:10,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:10,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:10,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 48 conjunts are in the unsatisfiable core [2022-12-14 20:14:10,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:10,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1038 backedges. 1 proven. 1035 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:10,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:10,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 65 states and 75 transitions. [2022-12-14 20:14:10,958 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 75 transitions. [2022-12-14 20:14:10,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-14 20:14:10,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:10,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:11,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:11,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 49 conjunts are in the unsatisfiable core [2022-12-14 20:14:11,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:11,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1084 backedges. 1 proven. 1081 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:11,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:11,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 66 states and 76 transitions. [2022-12-14 20:14:11,330 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 76 transitions. [2022-12-14 20:14:11,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 20:14:11,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:11,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:11,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 531 conjuncts, 50 conjunts are in the unsatisfiable core [2022-12-14 20:14:11,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:11,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 1 proven. 1128 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:11,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:11,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 67 states and 77 transitions. [2022-12-14 20:14:11,716 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 77 transitions. [2022-12-14 20:14:11,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-14 20:14:11,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:11,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:11,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 51 conjunts are in the unsatisfiable core [2022-12-14 20:14:11,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:11,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1179 backedges. 1 proven. 1176 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:12,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:12,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 68 states and 78 transitions. [2022-12-14 20:14:12,104 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 78 transitions. [2022-12-14 20:14:12,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-12-14 20:14:12,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:12,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:12,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:12,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 52 conjunts are in the unsatisfiable core [2022-12-14 20:14:12,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:12,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1228 backedges. 1 proven. 1225 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:12,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:12,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 69 states and 79 transitions. [2022-12-14 20:14:12,504 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 79 transitions. [2022-12-14 20:14:12,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-14 20:14:12,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:12,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:12,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:12,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 53 conjunts are in the unsatisfiable core [2022-12-14 20:14:12,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:12,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1278 backedges. 1 proven. 1275 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:12,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:12,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 70 states and 80 transitions. [2022-12-14 20:14:12,964 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 80 transitions. [2022-12-14 20:14:12,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-14 20:14:12,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:12,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:13,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:13,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 54 conjunts are in the unsatisfiable core [2022-12-14 20:14:13,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:13,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1329 backedges. 1 proven. 1326 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:13,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:13,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 71 states and 81 transitions. [2022-12-14 20:14:13,402 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 81 transitions. [2022-12-14 20:14:13,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 20:14:13,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:13,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:13,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:13,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 55 conjunts are in the unsatisfiable core [2022-12-14 20:14:13,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:13,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 1 proven. 1378 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:13,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:13,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 72 states and 82 transitions. [2022-12-14 20:14:13,814 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 82 transitions. [2022-12-14 20:14:13,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-12-14 20:14:13,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:13,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:13,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:13,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 585 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 20:14:13,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:14,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1434 backedges. 1 proven. 1431 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:14,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:14,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 73 states and 83 transitions. [2022-12-14 20:14:14,264 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 83 transitions. [2022-12-14 20:14:14,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-14 20:14:14,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:14,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:14,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:14,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 594 conjuncts, 57 conjunts are in the unsatisfiable core [2022-12-14 20:14:14,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:14,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1488 backedges. 1 proven. 1485 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:14,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:14,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 74 states and 84 transitions. [2022-12-14 20:14:14,701 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 84 transitions. [2022-12-14 20:14:14,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:14:14,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:14,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:14,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:14,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 603 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 20:14:14,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:14,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1543 backedges. 1 proven. 1540 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:15,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:15,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 75 states and 85 transitions. [2022-12-14 20:14:15,133 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 85 transitions. [2022-12-14 20:14:15,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-14 20:14:15,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:15,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:15,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:15,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 612 conjuncts, 59 conjunts are in the unsatisfiable core [2022-12-14 20:14:15,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:15,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1599 backedges. 1 proven. 1596 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:15,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:15,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 76 states and 86 transitions. [2022-12-14 20:14:15,562 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2022-12-14 20:14:15,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 20:14:15,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:15,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:15,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 20:14:15,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:15,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1656 backedges. 1 proven. 1653 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:16,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:16,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 77 states and 87 transitions. [2022-12-14 20:14:16,010 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 87 transitions. [2022-12-14 20:14:16,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-12-14 20:14:16,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:16,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:16,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:16,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 61 conjunts are in the unsatisfiable core [2022-12-14 20:14:16,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:16,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1714 backedges. 1 proven. 1711 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:16,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:16,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 78 states and 88 transitions. [2022-12-14 20:14:16,429 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 88 transitions. [2022-12-14 20:14:16,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-14 20:14:16,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:16,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:16,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 639 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 20:14:16,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:16,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1773 backedges. 1 proven. 1770 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:16,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:16,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 79 states and 89 transitions. [2022-12-14 20:14:16,895 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 89 transitions. [2022-12-14 20:14:16,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-14 20:14:16,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:16,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:16,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:16,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 63 conjunts are in the unsatisfiable core [2022-12-14 20:14:16,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:17,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1833 backedges. 1 proven. 1830 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:17,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:17,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 80 states and 90 transitions. [2022-12-14 20:14:17,383 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 90 transitions. [2022-12-14 20:14:17,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-12-14 20:14:17,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:17,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:17,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:17,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 657 conjuncts, 64 conjunts are in the unsatisfiable core [2022-12-14 20:14:17,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:17,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1894 backedges. 1 proven. 1891 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:17,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:17,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 81 states and 91 transitions. [2022-12-14 20:14:17,853 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 91 transitions. [2022-12-14 20:14:17,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 20:14:17,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:17,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:17,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:17,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 65 conjunts are in the unsatisfiable core [2022-12-14 20:14:17,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:18,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1956 backedges. 1 proven. 1953 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:18,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:18,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 82 states and 92 transitions. [2022-12-14 20:14:18,358 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 92 transitions. [2022-12-14 20:14:18,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 20:14:18,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:18,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:18,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:18,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 675 conjuncts, 66 conjunts are in the unsatisfiable core [2022-12-14 20:14:18,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:18,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2019 backedges. 1 proven. 2016 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:18,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:18,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 83 states and 93 transitions. [2022-12-14 20:14:18,831 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 93 transitions. [2022-12-14 20:14:18,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-12-14 20:14:18,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:18,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:18,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:18,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 67 conjunts are in the unsatisfiable core [2022-12-14 20:14:18,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:19,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2083 backedges. 1 proven. 2080 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:19,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:19,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 84 states and 94 transitions. [2022-12-14 20:14:19,305 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 94 transitions. [2022-12-14 20:14:19,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-12-14 20:14:19,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:19,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:19,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:19,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 693 conjuncts, 68 conjunts are in the unsatisfiable core [2022-12-14 20:14:19,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:19,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2148 backedges. 1 proven. 2145 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:19,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:19,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 85 states and 95 transitions. [2022-12-14 20:14:19,837 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 95 transitions. [2022-12-14 20:14:19,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-14 20:14:19,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:19,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:19,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:19,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 69 conjunts are in the unsatisfiable core [2022-12-14 20:14:19,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:20,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2214 backedges. 1 proven. 2211 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:20,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:20,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 86 states and 96 transitions. [2022-12-14 20:14:20,369 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 96 transitions. [2022-12-14 20:14:20,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-12-14 20:14:20,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:20,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:20,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 70 conjunts are in the unsatisfiable core [2022-12-14 20:14:20,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:20,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2281 backedges. 1 proven. 2278 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:20,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:20,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 87 states and 97 transitions. [2022-12-14 20:14:20,892 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 97 transitions. [2022-12-14 20:14:20,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-14 20:14:20,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:20,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:21,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:21,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 71 conjunts are in the unsatisfiable core [2022-12-14 20:14:21,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:21,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2349 backedges. 1 proven. 2346 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:21,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:21,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 88 states and 98 transitions. [2022-12-14 20:14:21,451 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 98 transitions. [2022-12-14 20:14:21,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-14 20:14:21,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:21,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:21,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:21,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 729 conjuncts, 72 conjunts are in the unsatisfiable core [2022-12-14 20:14:21,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:21,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2418 backedges. 1 proven. 2415 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:22,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:22,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 89 states and 99 transitions. [2022-12-14 20:14:22,019 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 99 transitions. [2022-12-14 20:14:22,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 20:14:22,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:22,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:22,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:22,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 738 conjuncts, 73 conjunts are in the unsatisfiable core [2022-12-14 20:14:22,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:22,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2488 backedges. 1 proven. 2485 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:22,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:22,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 100 transitions. [2022-12-14 20:14:22,568 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 100 transitions. [2022-12-14 20:14:22,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-14 20:14:22,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:22,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:22,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:22,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 74 conjunts are in the unsatisfiable core [2022-12-14 20:14:22,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:22,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2559 backedges. 1 proven. 2556 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:23,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:23,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 91 states and 101 transitions. [2022-12-14 20:14:23,050 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 101 transitions. [2022-12-14 20:14:23,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-12-14 20:14:23,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:23,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:23,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:23,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 75 conjunts are in the unsatisfiable core [2022-12-14 20:14:23,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:23,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2631 backedges. 1 proven. 2628 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:23,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:23,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 92 states and 102 transitions. [2022-12-14 20:14:23,530 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 102 transitions. [2022-12-14 20:14:23,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-14 20:14:23,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:23,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:23,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:23,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 76 conjunts are in the unsatisfiable core [2022-12-14 20:14:23,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:23,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2704 backedges. 1 proven. 2701 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:24,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:24,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 93 states and 103 transitions. [2022-12-14 20:14:24,032 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 103 transitions. [2022-12-14 20:14:24,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-12-14 20:14:24,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:24,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:24,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:24,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 774 conjuncts, 77 conjunts are in the unsatisfiable core [2022-12-14 20:14:24,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:24,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2778 backedges. 1 proven. 2775 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:24,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:24,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 94 states and 104 transitions. [2022-12-14 20:14:24,654 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 104 transitions. [2022-12-14 20:14:24,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-14 20:14:24,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:24,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:24,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:24,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 78 conjunts are in the unsatisfiable core [2022-12-14 20:14:24,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:25,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2853 backedges. 1 proven. 2850 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:25,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:25,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 95 states and 105 transitions. [2022-12-14 20:14:25,192 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 105 transitions. [2022-12-14 20:14:25,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-12-14 20:14:25,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:25,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:25,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:25,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 792 conjuncts, 79 conjunts are in the unsatisfiable core [2022-12-14 20:14:25,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:25,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2929 backedges. 1 proven. 2926 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:25,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:25,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 96 states and 106 transitions. [2022-12-14 20:14:25,746 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 106 transitions. [2022-12-14 20:14:25,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-12-14 20:14:25,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:25,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:25,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:25,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 801 conjuncts, 80 conjunts are in the unsatisfiable core [2022-12-14 20:14:25,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:26,097 INFO L134 CoverageAnalysis]: Checked inductivity of 3006 backedges. 1 proven. 3003 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:26,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:26,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 97 states and 107 transitions. [2022-12-14 20:14:26,377 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 107 transitions. [2022-12-14 20:14:26,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-14 20:14:26,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:26,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:26,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:26,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 810 conjuncts, 81 conjunts are in the unsatisfiable core [2022-12-14 20:14:26,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:26,735 INFO L134 CoverageAnalysis]: Checked inductivity of 3084 backedges. 1 proven. 3081 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:26,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:26,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 98 states and 108 transitions. [2022-12-14 20:14:26,969 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 108 transitions. [2022-12-14 20:14:26,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-12-14 20:14:26,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:26,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:27,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:27,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 82 conjunts are in the unsatisfiable core [2022-12-14 20:14:27,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:27,298 INFO L134 CoverageAnalysis]: Checked inductivity of 3163 backedges. 1 proven. 3160 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:27,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:27,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 99 states and 109 transitions. [2022-12-14 20:14:27,513 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 109 transitions. [2022-12-14 20:14:27,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-12-14 20:14:27,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:27,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:27,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 828 conjuncts, 83 conjunts are in the unsatisfiable core [2022-12-14 20:14:27,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:27,865 INFO L134 CoverageAnalysis]: Checked inductivity of 3243 backedges. 1 proven. 3240 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:28,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:28,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 100 states and 110 transitions. [2022-12-14 20:14:28,154 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 110 transitions. [2022-12-14 20:14:28,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-12-14 20:14:28,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:28,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:28,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:28,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 837 conjuncts, 84 conjunts are in the unsatisfiable core [2022-12-14 20:14:28,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:28,536 INFO L134 CoverageAnalysis]: Checked inductivity of 3324 backedges. 1 proven. 3321 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:28,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:28,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 101 states and 111 transitions. [2022-12-14 20:14:28,801 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 111 transitions. [2022-12-14 20:14:28,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-12-14 20:14:28,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:28,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:28,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:28,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 846 conjuncts, 85 conjunts are in the unsatisfiable core [2022-12-14 20:14:28,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:29,146 INFO L134 CoverageAnalysis]: Checked inductivity of 3406 backedges. 1 proven. 3403 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:29,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:29,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 102 states and 112 transitions. [2022-12-14 20:14:29,362 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 112 transitions. [2022-12-14 20:14:29,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-12-14 20:14:29,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:29,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:29,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:29,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 855 conjuncts, 86 conjunts are in the unsatisfiable core [2022-12-14 20:14:29,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:29,742 INFO L134 CoverageAnalysis]: Checked inductivity of 3489 backedges. 1 proven. 3486 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:30,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:30,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 103 states and 113 transitions. [2022-12-14 20:14:30,057 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 113 transitions. [2022-12-14 20:14:30,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-12-14 20:14:30,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:30,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:30,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:30,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 864 conjuncts, 87 conjunts are in the unsatisfiable core [2022-12-14 20:14:30,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:30,464 INFO L134 CoverageAnalysis]: Checked inductivity of 3573 backedges. 1 proven. 3570 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:30,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:30,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 104 states and 114 transitions. [2022-12-14 20:14:30,765 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 114 transitions. [2022-12-14 20:14:30,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-12-14 20:14:30,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:30,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:30,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:30,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 873 conjuncts, 88 conjunts are in the unsatisfiable core [2022-12-14 20:14:30,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:31,176 INFO L134 CoverageAnalysis]: Checked inductivity of 3658 backedges. 1 proven. 3655 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:31,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:31,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 105 states and 115 transitions. [2022-12-14 20:14:31,436 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 115 transitions. [2022-12-14 20:14:31,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-12-14 20:14:31,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:31,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:31,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:31,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 882 conjuncts, 89 conjunts are in the unsatisfiable core [2022-12-14 20:14:31,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:31,814 INFO L134 CoverageAnalysis]: Checked inductivity of 3744 backedges. 1 proven. 3741 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:32,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:32,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 106 states and 116 transitions. [2022-12-14 20:14:32,103 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 116 transitions. [2022-12-14 20:14:32,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-12-14 20:14:32,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:32,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:32,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:32,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 90 conjunts are in the unsatisfiable core [2022-12-14 20:14:32,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:32,515 INFO L134 CoverageAnalysis]: Checked inductivity of 3831 backedges. 1 proven. 3828 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:32,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:32,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 107 states and 117 transitions. [2022-12-14 20:14:32,787 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 117 transitions. [2022-12-14 20:14:32,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-12-14 20:14:32,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:32,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:32,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:32,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 900 conjuncts, 91 conjunts are in the unsatisfiable core [2022-12-14 20:14:32,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:33,200 INFO L134 CoverageAnalysis]: Checked inductivity of 3919 backedges. 1 proven. 3916 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:33,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:33,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 108 states and 118 transitions. [2022-12-14 20:14:33,428 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 118 transitions. [2022-12-14 20:14:33,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-12-14 20:14:33,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:33,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:33,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:33,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 909 conjuncts, 92 conjunts are in the unsatisfiable core [2022-12-14 20:14:33,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:33,869 INFO L134 CoverageAnalysis]: Checked inductivity of 4008 backedges. 1 proven. 4005 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:34,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:34,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 109 states and 119 transitions. [2022-12-14 20:14:34,117 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 119 transitions. [2022-12-14 20:14:34,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-12-14 20:14:34,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:34,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:34,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:34,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 918 conjuncts, 93 conjunts are in the unsatisfiable core [2022-12-14 20:14:34,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:34,458 INFO L134 CoverageAnalysis]: Checked inductivity of 4098 backedges. 1 proven. 4095 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:34,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:34,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 110 states and 120 transitions. [2022-12-14 20:14:34,727 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 120 transitions. [2022-12-14 20:14:34,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-12-14 20:14:34,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:34,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:34,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:34,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 927 conjuncts, 94 conjunts are in the unsatisfiable core [2022-12-14 20:14:34,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:35,134 INFO L134 CoverageAnalysis]: Checked inductivity of 4189 backedges. 1 proven. 4186 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:35,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:35,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 111 states and 121 transitions. [2022-12-14 20:14:35,364 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 121 transitions. [2022-12-14 20:14:35,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-12-14 20:14:35,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:35,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:35,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:35,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 936 conjuncts, 95 conjunts are in the unsatisfiable core [2022-12-14 20:14:35,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:35,721 INFO L134 CoverageAnalysis]: Checked inductivity of 4281 backedges. 1 proven. 4278 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:35,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:35,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 112 states and 122 transitions. [2022-12-14 20:14:35,985 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 122 transitions. [2022-12-14 20:14:35,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-14 20:14:35,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:35,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:36,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 945 conjuncts, 96 conjunts are in the unsatisfiable core [2022-12-14 20:14:36,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:36,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4374 backedges. 1 proven. 4371 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:36,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:36,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 113 states and 123 transitions. [2022-12-14 20:14:36,638 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 123 transitions. [2022-12-14 20:14:36,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-12-14 20:14:36,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:36,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:36,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:36,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 954 conjuncts, 97 conjunts are in the unsatisfiable core [2022-12-14 20:14:36,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:37,057 INFO L134 CoverageAnalysis]: Checked inductivity of 4468 backedges. 1 proven. 4465 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:37,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:37,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 114 states and 124 transitions. [2022-12-14 20:14:37,407 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 124 transitions. [2022-12-14 20:14:37,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-12-14 20:14:37,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:37,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:37,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:37,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 963 conjuncts, 98 conjunts are in the unsatisfiable core [2022-12-14 20:14:37,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:37,895 INFO L134 CoverageAnalysis]: Checked inductivity of 4563 backedges. 1 proven. 4560 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:38,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:38,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 115 states and 125 transitions. [2022-12-14 20:14:38,214 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 125 transitions. [2022-12-14 20:14:38,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-14 20:14:38,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:38,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:38,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:38,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 972 conjuncts, 99 conjunts are in the unsatisfiable core [2022-12-14 20:14:38,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:38,647 INFO L134 CoverageAnalysis]: Checked inductivity of 4659 backedges. 1 proven. 4656 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:38,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:38,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 116 states and 126 transitions. [2022-12-14 20:14:38,993 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 126 transitions. [2022-12-14 20:14:38,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-12-14 20:14:38,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:38,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:39,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:39,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 981 conjuncts, 100 conjunts are in the unsatisfiable core [2022-12-14 20:14:39,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:39,448 INFO L134 CoverageAnalysis]: Checked inductivity of 4756 backedges. 1 proven. 4753 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:39,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:39,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 117 states and 127 transitions. [2022-12-14 20:14:39,748 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 127 transitions. [2022-12-14 20:14:39,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-12-14 20:14:39,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:39,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:39,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 990 conjuncts, 101 conjunts are in the unsatisfiable core [2022-12-14 20:14:39,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:40,196 INFO L134 CoverageAnalysis]: Checked inductivity of 4854 backedges. 1 proven. 4851 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:40,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:40,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 118 states and 128 transitions. [2022-12-14 20:14:40,499 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 128 transitions. [2022-12-14 20:14:40,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-12-14 20:14:40,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:40,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:40,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:40,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 999 conjuncts, 102 conjunts are in the unsatisfiable core [2022-12-14 20:14:40,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:40,968 INFO L134 CoverageAnalysis]: Checked inductivity of 4953 backedges. 1 proven. 4950 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:41,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:41,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 119 states and 129 transitions. [2022-12-14 20:14:41,288 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 129 transitions. [2022-12-14 20:14:41,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-12-14 20:14:41,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:41,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:41,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 1008 conjuncts, 103 conjunts are in the unsatisfiable core [2022-12-14 20:14:41,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:41,762 INFO L134 CoverageAnalysis]: Checked inductivity of 5053 backedges. 1 proven. 5050 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:42,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:42,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 120 states and 130 transitions. [2022-12-14 20:14:42,047 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 130 transitions. [2022-12-14 20:14:42,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-12-14 20:14:42,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:42,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:42,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:42,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 1017 conjuncts, 104 conjunts are in the unsatisfiable core [2022-12-14 20:14:42,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:42,526 INFO L134 CoverageAnalysis]: Checked inductivity of 5154 backedges. 1 proven. 5151 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:42,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:42,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 121 states and 131 transitions. [2022-12-14 20:14:42,824 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 131 transitions. [2022-12-14 20:14:42,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-12-14 20:14:42,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:42,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:42,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:42,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 1026 conjuncts, 105 conjunts are in the unsatisfiable core [2022-12-14 20:14:42,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:43,270 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 1 proven. 5253 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:43,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:43,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 122 states and 132 transitions. [2022-12-14 20:14:43,667 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 132 transitions. [2022-12-14 20:14:43,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-12-14 20:14:43,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:43,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:43,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 1035 conjuncts, 106 conjunts are in the unsatisfiable core [2022-12-14 20:14:43,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:44,258 INFO L134 CoverageAnalysis]: Checked inductivity of 5359 backedges. 1 proven. 5356 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:44,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:44,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 123 states and 133 transitions. [2022-12-14 20:14:44,666 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 133 transitions. [2022-12-14 20:14:44,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-12-14 20:14:44,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:44,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:44,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:44,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 107 conjunts are in the unsatisfiable core [2022-12-14 20:14:44,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:45,251 INFO L134 CoverageAnalysis]: Checked inductivity of 5463 backedges. 1 proven. 5460 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:45,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:45,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 124 states and 134 transitions. [2022-12-14 20:14:45,664 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 134 transitions. [2022-12-14 20:14:45,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-12-14 20:14:45,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:45,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:45,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:45,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 1053 conjuncts, 108 conjunts are in the unsatisfiable core [2022-12-14 20:14:45,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:46,304 INFO L134 CoverageAnalysis]: Checked inductivity of 5568 backedges. 1 proven. 5565 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:46,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:46,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 125 states and 135 transitions. [2022-12-14 20:14:46,767 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 135 transitions. [2022-12-14 20:14:46,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-12-14 20:14:46,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:46,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:46,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:46,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 1062 conjuncts, 109 conjunts are in the unsatisfiable core [2022-12-14 20:14:46,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:47,261 INFO L134 CoverageAnalysis]: Checked inductivity of 5674 backedges. 1 proven. 5671 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:47,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:47,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 126 states and 136 transitions. [2022-12-14 20:14:47,545 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 136 transitions. [2022-12-14 20:14:47,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-12-14 20:14:47,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:47,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:47,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 1071 conjuncts, 110 conjunts are in the unsatisfiable core [2022-12-14 20:14:47,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:47,977 INFO L134 CoverageAnalysis]: Checked inductivity of 5781 backedges. 1 proven. 5778 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:48,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:48,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 127 states and 137 transitions. [2022-12-14 20:14:48,279 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 137 transitions. [2022-12-14 20:14:48,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-12-14 20:14:48,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:48,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:48,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 1080 conjuncts, 111 conjunts are in the unsatisfiable core [2022-12-14 20:14:48,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:48,685 INFO L134 CoverageAnalysis]: Checked inductivity of 5889 backedges. 1 proven. 5886 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:48,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:48,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 128 states and 138 transitions. [2022-12-14 20:14:48,968 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 138 transitions. [2022-12-14 20:14:48,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-12-14 20:14:48,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:48,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:49,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:49,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 112 conjunts are in the unsatisfiable core [2022-12-14 20:14:49,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:49,377 INFO L134 CoverageAnalysis]: Checked inductivity of 5998 backedges. 1 proven. 5995 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:49,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:49,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 129 states and 139 transitions. [2022-12-14 20:14:49,692 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 139 transitions. [2022-12-14 20:14:49,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-12-14 20:14:49,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:49,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:49,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:49,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 1098 conjuncts, 113 conjunts are in the unsatisfiable core [2022-12-14 20:14:49,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:50,206 INFO L134 CoverageAnalysis]: Checked inductivity of 6108 backedges. 1 proven. 6105 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:50,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:50,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 130 states and 140 transitions. [2022-12-14 20:14:50,531 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 140 transitions. [2022-12-14 20:14:50,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-12-14 20:14:50,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:50,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:50,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:50,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 1107 conjuncts, 114 conjunts are in the unsatisfiable core [2022-12-14 20:14:50,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:51,036 INFO L134 CoverageAnalysis]: Checked inductivity of 6219 backedges. 1 proven. 6216 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:51,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:51,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 131 states and 141 transitions. [2022-12-14 20:14:51,371 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 141 transitions. [2022-12-14 20:14:51,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-12-14 20:14:51,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:51,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:51,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:51,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 1116 conjuncts, 115 conjunts are in the unsatisfiable core [2022-12-14 20:14:51,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:51,865 INFO L134 CoverageAnalysis]: Checked inductivity of 6331 backedges. 1 proven. 6328 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:52,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:52,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 132 states and 142 transitions. [2022-12-14 20:14:52,208 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 142 transitions. [2022-12-14 20:14:52,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-12-14 20:14:52,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:52,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:52,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 1125 conjuncts, 116 conjunts are in the unsatisfiable core [2022-12-14 20:14:52,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:52,715 INFO L134 CoverageAnalysis]: Checked inductivity of 6444 backedges. 1 proven. 6441 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:53,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:53,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 133 states and 143 transitions. [2022-12-14 20:14:53,027 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 143 transitions. [2022-12-14 20:14:53,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-12-14 20:14:53,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:53,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:53,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:53,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 1134 conjuncts, 117 conjunts are in the unsatisfiable core [2022-12-14 20:14:53,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:53,575 INFO L134 CoverageAnalysis]: Checked inductivity of 6558 backedges. 1 proven. 6555 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:53,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:53,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 134 states and 144 transitions. [2022-12-14 20:14:53,904 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 144 transitions. [2022-12-14 20:14:53,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-12-14 20:14:53,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:53,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:54,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:54,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 1143 conjuncts, 118 conjunts are in the unsatisfiable core [2022-12-14 20:14:54,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:54,334 INFO L134 CoverageAnalysis]: Checked inductivity of 6673 backedges. 1 proven. 6670 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:54,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:54,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 135 states and 145 transitions. [2022-12-14 20:14:54,676 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 145 transitions. [2022-12-14 20:14:54,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-12-14 20:14:54,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:54,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:54,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:54,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 1152 conjuncts, 119 conjunts are in the unsatisfiable core [2022-12-14 20:14:54,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:55,204 INFO L134 CoverageAnalysis]: Checked inductivity of 6789 backedges. 1 proven. 6786 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:55,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:55,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 136 states and 146 transitions. [2022-12-14 20:14:55,562 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 146 transitions. [2022-12-14 20:14:55,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-12-14 20:14:55,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:55,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:55,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 1161 conjuncts, 120 conjunts are in the unsatisfiable core [2022-12-14 20:14:55,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:56,088 INFO L134 CoverageAnalysis]: Checked inductivity of 6906 backedges. 1 proven. 6903 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:56,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:56,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 137 states and 147 transitions. [2022-12-14 20:14:56,406 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 147 transitions. [2022-12-14 20:14:56,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-12-14 20:14:56,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:56,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:56,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:56,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 1170 conjuncts, 121 conjunts are in the unsatisfiable core [2022-12-14 20:14:56,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:56,927 INFO L134 CoverageAnalysis]: Checked inductivity of 7024 backedges. 1 proven. 7021 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:57,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:57,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 138 states and 148 transitions. [2022-12-14 20:14:57,324 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 148 transitions. [2022-12-14 20:14:57,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-12-14 20:14:57,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:57,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:57,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:57,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 1179 conjuncts, 122 conjunts are in the unsatisfiable core [2022-12-14 20:14:57,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:57,774 INFO L134 CoverageAnalysis]: Checked inductivity of 7143 backedges. 1 proven. 7140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:58,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:58,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 139 states and 149 transitions. [2022-12-14 20:14:58,094 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 149 transitions. [2022-12-14 20:14:58,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-12-14 20:14:58,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:58,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:58,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:58,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 1188 conjuncts, 123 conjunts are in the unsatisfiable core [2022-12-14 20:14:58,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:58,672 INFO L134 CoverageAnalysis]: Checked inductivity of 7263 backedges. 1 proven. 7260 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:14:59,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:59,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 140 states and 150 transitions. [2022-12-14 20:14:59,071 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 150 transitions. [2022-12-14 20:14:59,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-12-14 20:14:59,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:59,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:59,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:59,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 1197 conjuncts, 124 conjunts are in the unsatisfiable core [2022-12-14 20:14:59,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:14:59,668 INFO L134 CoverageAnalysis]: Checked inductivity of 7384 backedges. 1 proven. 7381 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:00,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:00,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 141 states and 151 transitions. [2022-12-14 20:15:00,034 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 151 transitions. [2022-12-14 20:15:00,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-12-14 20:15:00,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:00,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:00,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:00,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 1206 conjuncts, 125 conjunts are in the unsatisfiable core [2022-12-14 20:15:00,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:00,582 INFO L134 CoverageAnalysis]: Checked inductivity of 7506 backedges. 1 proven. 7503 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:00,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:00,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 142 states and 152 transitions. [2022-12-14 20:15:00,960 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 152 transitions. [2022-12-14 20:15:00,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-12-14 20:15:00,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:00,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:01,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 1215 conjuncts, 126 conjunts are in the unsatisfiable core [2022-12-14 20:15:01,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:01,543 INFO L134 CoverageAnalysis]: Checked inductivity of 7629 backedges. 1 proven. 7626 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:01,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:01,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 143 states and 153 transitions. [2022-12-14 20:15:01,896 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 153 transitions. [2022-12-14 20:15:01,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-12-14 20:15:01,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:01,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:02,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:02,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 1224 conjuncts, 127 conjunts are in the unsatisfiable core [2022-12-14 20:15:02,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:02,407 INFO L134 CoverageAnalysis]: Checked inductivity of 7753 backedges. 1 proven. 7750 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:02,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:02,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 144 states and 154 transitions. [2022-12-14 20:15:02,753 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 154 transitions. [2022-12-14 20:15:02,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-12-14 20:15:02,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:02,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:02,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:02,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 1233 conjuncts, 128 conjunts are in the unsatisfiable core [2022-12-14 20:15:02,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:03,360 INFO L134 CoverageAnalysis]: Checked inductivity of 7878 backedges. 1 proven. 7875 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:03,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:03,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 145 states and 155 transitions. [2022-12-14 20:15:03,740 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 155 transitions. [2022-12-14 20:15:03,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-12-14 20:15:03,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:03,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:03,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:03,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 1242 conjuncts, 129 conjunts are in the unsatisfiable core [2022-12-14 20:15:03,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:04,307 INFO L134 CoverageAnalysis]: Checked inductivity of 8004 backedges. 1 proven. 8001 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:04,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:04,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 146 states and 156 transitions. [2022-12-14 20:15:04,692 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 156 transitions. [2022-12-14 20:15:04,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-12-14 20:15:04,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:04,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:04,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 1251 conjuncts, 130 conjunts are in the unsatisfiable core [2022-12-14 20:15:04,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:05,243 INFO L134 CoverageAnalysis]: Checked inductivity of 8131 backedges. 1 proven. 8128 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:05,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:05,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 147 states and 157 transitions. [2022-12-14 20:15:05,570 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 157 transitions. [2022-12-14 20:15:05,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-12-14 20:15:05,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:05,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:05,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:05,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 1260 conjuncts, 131 conjunts are in the unsatisfiable core [2022-12-14 20:15:05,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:06,155 INFO L134 CoverageAnalysis]: Checked inductivity of 8259 backedges. 1 proven. 8256 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:06,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:06,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 148 states and 158 transitions. [2022-12-14 20:15:06,552 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 158 transitions. [2022-12-14 20:15:06,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-12-14 20:15:06,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:06,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:06,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:06,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 1269 conjuncts, 132 conjunts are in the unsatisfiable core [2022-12-14 20:15:06,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:07,110 INFO L134 CoverageAnalysis]: Checked inductivity of 8388 backedges. 1 proven. 8385 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:07,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:07,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 149 states and 159 transitions. [2022-12-14 20:15:07,532 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 159 transitions. [2022-12-14 20:15:07,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-12-14 20:15:07,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:07,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:07,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:07,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 1278 conjuncts, 133 conjunts are in the unsatisfiable core [2022-12-14 20:15:07,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:08,141 INFO L134 CoverageAnalysis]: Checked inductivity of 8518 backedges. 1 proven. 8515 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:08,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:08,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 150 states and 160 transitions. [2022-12-14 20:15:08,514 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 160 transitions. [2022-12-14 20:15:08,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-12-14 20:15:08,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:08,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:08,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:08,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 1287 conjuncts, 134 conjunts are in the unsatisfiable core [2022-12-14 20:15:08,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:09,043 INFO L134 CoverageAnalysis]: Checked inductivity of 8649 backedges. 1 proven. 8646 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:09,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:09,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 151 states and 161 transitions. [2022-12-14 20:15:09,433 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 161 transitions. [2022-12-14 20:15:09,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-12-14 20:15:09,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:09,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:09,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:09,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 1296 conjuncts, 135 conjunts are in the unsatisfiable core [2022-12-14 20:15:09,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:10,110 INFO L134 CoverageAnalysis]: Checked inductivity of 8781 backedges. 1 proven. 8778 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:10,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:10,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 152 states and 162 transitions. [2022-12-14 20:15:10,553 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 162 transitions. [2022-12-14 20:15:10,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-12-14 20:15:10,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:10,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:10,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:10,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 1305 conjuncts, 136 conjunts are in the unsatisfiable core [2022-12-14 20:15:10,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:11,161 INFO L134 CoverageAnalysis]: Checked inductivity of 8914 backedges. 1 proven. 8911 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:11,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:11,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 153 states and 163 transitions. [2022-12-14 20:15:11,683 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 163 transitions. [2022-12-14 20:15:11,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-12-14 20:15:11,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:11,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:11,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:11,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 1314 conjuncts, 137 conjunts are in the unsatisfiable core [2022-12-14 20:15:11,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:12,457 INFO L134 CoverageAnalysis]: Checked inductivity of 9048 backedges. 1 proven. 9045 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:12,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:12,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 154 states and 164 transitions. [2022-12-14 20:15:12,859 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 164 transitions. [2022-12-14 20:15:12,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-12-14 20:15:12,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:12,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:13,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:13,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 138 conjunts are in the unsatisfiable core [2022-12-14 20:15:13,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:13,520 INFO L134 CoverageAnalysis]: Checked inductivity of 9183 backedges. 1 proven. 9180 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:13,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:13,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 155 states and 165 transitions. [2022-12-14 20:15:13,877 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 165 transitions. [2022-12-14 20:15:13,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-12-14 20:15:13,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:13,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:14,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:14,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 139 conjunts are in the unsatisfiable core [2022-12-14 20:15:14,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:14,645 INFO L134 CoverageAnalysis]: Checked inductivity of 9319 backedges. 1 proven. 9316 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:15,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:15,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 156 states and 166 transitions. [2022-12-14 20:15:15,156 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 166 transitions. [2022-12-14 20:15:15,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-12-14 20:15:15,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:15,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:15,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:15,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 1341 conjuncts, 140 conjunts are in the unsatisfiable core [2022-12-14 20:15:15,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:15,712 INFO L134 CoverageAnalysis]: Checked inductivity of 9456 backedges. 1 proven. 9453 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:16,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:16,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 157 states and 167 transitions. [2022-12-14 20:15:16,143 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 167 transitions. [2022-12-14 20:15:16,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-12-14 20:15:16,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:16,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:16,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:16,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 1350 conjuncts, 141 conjunts are in the unsatisfiable core [2022-12-14 20:15:16,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:16,917 INFO L134 CoverageAnalysis]: Checked inductivity of 9594 backedges. 1 proven. 9591 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:17,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:17,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 168 transitions. [2022-12-14 20:15:17,344 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 168 transitions. [2022-12-14 20:15:17,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-12-14 20:15:17,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:17,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:17,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:17,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 1359 conjuncts, 142 conjunts are in the unsatisfiable core [2022-12-14 20:15:17,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:18,009 INFO L134 CoverageAnalysis]: Checked inductivity of 9733 backedges. 1 proven. 9730 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:18,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:18,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 159 states and 169 transitions. [2022-12-14 20:15:18,473 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 169 transitions. [2022-12-14 20:15:18,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-12-14 20:15:18,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:18,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:18,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 1368 conjuncts, 143 conjunts are in the unsatisfiable core [2022-12-14 20:15:18,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:19,058 INFO L134 CoverageAnalysis]: Checked inductivity of 9873 backedges. 1 proven. 9870 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:19,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:19,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 160 states and 170 transitions. [2022-12-14 20:15:19,450 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 170 transitions. [2022-12-14 20:15:19,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-12-14 20:15:19,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:19,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:19,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:19,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 1377 conjuncts, 144 conjunts are in the unsatisfiable core [2022-12-14 20:15:19,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:20,078 INFO L134 CoverageAnalysis]: Checked inductivity of 10014 backedges. 1 proven. 10011 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:20,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:20,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 161 states and 171 transitions. [2022-12-14 20:15:20,456 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 171 transitions. [2022-12-14 20:15:20,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-12-14 20:15:20,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:20,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:20,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:20,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 1386 conjuncts, 145 conjunts are in the unsatisfiable core [2022-12-14 20:15:20,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:21,139 INFO L134 CoverageAnalysis]: Checked inductivity of 10156 backedges. 1 proven. 10153 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:21,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:21,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 162 states and 172 transitions. [2022-12-14 20:15:21,578 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 172 transitions. [2022-12-14 20:15:21,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-12-14 20:15:21,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:21,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:21,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:21,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 1395 conjuncts, 146 conjunts are in the unsatisfiable core [2022-12-14 20:15:21,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:22,375 INFO L134 CoverageAnalysis]: Checked inductivity of 10299 backedges. 1 proven. 10296 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:22,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:22,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 163 states and 173 transitions. [2022-12-14 20:15:22,907 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 173 transitions. [2022-12-14 20:15:22,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-12-14 20:15:22,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:22,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:23,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 1404 conjuncts, 147 conjunts are in the unsatisfiable core [2022-12-14 20:15:23,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:23,540 INFO L134 CoverageAnalysis]: Checked inductivity of 10443 backedges. 1 proven. 10440 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:23,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:23,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 164 states and 174 transitions. [2022-12-14 20:15:23,920 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 174 transitions. [2022-12-14 20:15:23,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-12-14 20:15:23,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:23,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:24,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:24,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 1413 conjuncts, 148 conjunts are in the unsatisfiable core [2022-12-14 20:15:24,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:24,470 INFO L134 CoverageAnalysis]: Checked inductivity of 10588 backedges. 1 proven. 10585 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:24,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:24,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 165 states and 175 transitions. [2022-12-14 20:15:24,857 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 175 transitions. [2022-12-14 20:15:24,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-12-14 20:15:24,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:24,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:25,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:25,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 1422 conjuncts, 149 conjunts are in the unsatisfiable core [2022-12-14 20:15:25,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:25,537 INFO L134 CoverageAnalysis]: Checked inductivity of 10734 backedges. 1 proven. 10731 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:26,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:26,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 166 states and 176 transitions. [2022-12-14 20:15:26,019 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 176 transitions. [2022-12-14 20:15:26,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-12-14 20:15:26,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:26,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:26,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:26,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 1431 conjuncts, 150 conjunts are in the unsatisfiable core [2022-12-14 20:15:26,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:26,663 INFO L134 CoverageAnalysis]: Checked inductivity of 10881 backedges. 1 proven. 10878 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:27,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:27,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 167 states and 177 transitions. [2022-12-14 20:15:27,054 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 177 transitions. [2022-12-14 20:15:27,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-12-14 20:15:27,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:27,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:27,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:27,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 1440 conjuncts, 151 conjunts are in the unsatisfiable core [2022-12-14 20:15:27,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:27,791 INFO L134 CoverageAnalysis]: Checked inductivity of 11029 backedges. 1 proven. 11026 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:28,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:28,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 168 states and 178 transitions. [2022-12-14 20:15:28,248 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 178 transitions. [2022-12-14 20:15:28,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-14 20:15:28,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:28,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:28,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:28,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 1449 conjuncts, 152 conjunts are in the unsatisfiable core [2022-12-14 20:15:28,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:28,910 INFO L134 CoverageAnalysis]: Checked inductivity of 11178 backedges. 1 proven. 11175 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:29,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:29,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 169 states and 179 transitions. [2022-12-14 20:15:29,309 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 179 transitions. [2022-12-14 20:15:29,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-12-14 20:15:29,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:29,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:29,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:29,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 1458 conjuncts, 153 conjunts are in the unsatisfiable core [2022-12-14 20:15:29,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:29,938 INFO L134 CoverageAnalysis]: Checked inductivity of 11328 backedges. 1 proven. 11325 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:30,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:30,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 170 states and 180 transitions. [2022-12-14 20:15:30,346 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 180 transitions. [2022-12-14 20:15:30,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-12-14 20:15:30,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:30,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:30,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:30,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 1467 conjuncts, 154 conjunts are in the unsatisfiable core [2022-12-14 20:15:30,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:31,060 INFO L134 CoverageAnalysis]: Checked inductivity of 11479 backedges. 1 proven. 11476 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:31,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:31,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 171 states and 181 transitions. [2022-12-14 20:15:31,519 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 181 transitions. [2022-12-14 20:15:31,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-12-14 20:15:31,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:31,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:31,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 1476 conjuncts, 155 conjunts are in the unsatisfiable core [2022-12-14 20:15:31,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:32,163 INFO L134 CoverageAnalysis]: Checked inductivity of 11631 backedges. 1 proven. 11628 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:32,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:32,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 172 states and 182 transitions. [2022-12-14 20:15:32,689 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 182 transitions. [2022-12-14 20:15:32,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-12-14 20:15:32,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:32,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:32,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:32,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 1485 conjuncts, 156 conjunts are in the unsatisfiable core [2022-12-14 20:15:32,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:33,318 INFO L134 CoverageAnalysis]: Checked inductivity of 11784 backedges. 1 proven. 11781 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:33,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:33,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 173 states and 183 transitions. [2022-12-14 20:15:33,726 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 183 transitions. [2022-12-14 20:15:33,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-12-14 20:15:33,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:33,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:33,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:33,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 1494 conjuncts, 157 conjunts are in the unsatisfiable core [2022-12-14 20:15:33,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:34,324 INFO L134 CoverageAnalysis]: Checked inductivity of 11938 backedges. 1 proven. 11935 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:34,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:34,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 174 states and 184 transitions. [2022-12-14 20:15:34,735 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 184 transitions. [2022-12-14 20:15:34,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-12-14 20:15:34,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:34,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:34,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:34,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 1503 conjuncts, 158 conjunts are in the unsatisfiable core [2022-12-14 20:15:34,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:35,352 INFO L134 CoverageAnalysis]: Checked inductivity of 12093 backedges. 1 proven. 12090 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:35,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:35,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 175 states and 185 transitions. [2022-12-14 20:15:35,793 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 185 transitions. [2022-12-14 20:15:35,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-12-14 20:15:35,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:35,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:35,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:35,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 1512 conjuncts, 159 conjunts are in the unsatisfiable core [2022-12-14 20:15:35,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:36,389 INFO L134 CoverageAnalysis]: Checked inductivity of 12249 backedges. 1 proven. 12246 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:36,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:36,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 176 states and 186 transitions. [2022-12-14 20:15:36,806 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 186 transitions. [2022-12-14 20:15:36,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-12-14 20:15:36,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:36,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:37,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:37,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 1521 conjuncts, 160 conjunts are in the unsatisfiable core [2022-12-14 20:15:37,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:37,450 INFO L134 CoverageAnalysis]: Checked inductivity of 12406 backedges. 1 proven. 12403 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:38,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:38,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 177 states and 187 transitions. [2022-12-14 20:15:38,003 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 187 transitions. [2022-12-14 20:15:38,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-12-14 20:15:38,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:38,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:38,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:38,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 1530 conjuncts, 161 conjunts are in the unsatisfiable core [2022-12-14 20:15:38,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:38,735 INFO L134 CoverageAnalysis]: Checked inductivity of 12564 backedges. 1 proven. 12561 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:39,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:39,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 178 states and 188 transitions. [2022-12-14 20:15:39,275 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 188 transitions. [2022-12-14 20:15:39,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-12-14 20:15:39,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:39,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:39,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:39,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 1539 conjuncts, 162 conjunts are in the unsatisfiable core [2022-12-14 20:15:39,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:40,006 INFO L134 CoverageAnalysis]: Checked inductivity of 12723 backedges. 1 proven. 12720 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:40,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:40,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 179 states and 189 transitions. [2022-12-14 20:15:40,525 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 189 transitions. [2022-12-14 20:15:40,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-12-14 20:15:40,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:40,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:40,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:40,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 1548 conjuncts, 163 conjunts are in the unsatisfiable core [2022-12-14 20:15:40,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:41,311 INFO L134 CoverageAnalysis]: Checked inductivity of 12883 backedges. 1 proven. 12880 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:41,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:41,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 180 states and 190 transitions. [2022-12-14 20:15:41,740 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 190 transitions. [2022-12-14 20:15:41,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-12-14 20:15:41,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:41,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:41,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 1557 conjuncts, 164 conjunts are in the unsatisfiable core [2022-12-14 20:15:41,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:42,474 INFO L134 CoverageAnalysis]: Checked inductivity of 13044 backedges. 1 proven. 13041 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:42,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:42,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 181 states and 191 transitions. [2022-12-14 20:15:42,919 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 191 transitions. [2022-12-14 20:15:42,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-12-14 20:15:42,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:42,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:43,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:43,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 1566 conjuncts, 165 conjunts are in the unsatisfiable core [2022-12-14 20:15:43,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:43,563 INFO L134 CoverageAnalysis]: Checked inductivity of 13206 backedges. 1 proven. 13203 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:43,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:43,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 182 states and 192 transitions. [2022-12-14 20:15:43,988 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 192 transitions. [2022-12-14 20:15:43,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-12-14 20:15:43,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:43,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:44,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:44,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 1575 conjuncts, 166 conjunts are in the unsatisfiable core [2022-12-14 20:15:44,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:44,618 INFO L134 CoverageAnalysis]: Checked inductivity of 13369 backedges. 1 proven. 13366 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:45,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:45,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 183 states and 193 transitions. [2022-12-14 20:15:45,051 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 193 transitions. [2022-12-14 20:15:45,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-12-14 20:15:45,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:45,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:45,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 1584 conjuncts, 167 conjunts are in the unsatisfiable core [2022-12-14 20:15:45,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:45,743 INFO L134 CoverageAnalysis]: Checked inductivity of 13533 backedges. 1 proven. 13530 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:46,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:46,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 184 states and 194 transitions. [2022-12-14 20:15:46,245 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 194 transitions. [2022-12-14 20:15:46,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-12-14 20:15:46,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:46,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:46,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:46,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 1593 conjuncts, 168 conjunts are in the unsatisfiable core [2022-12-14 20:15:46,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:46,994 INFO L134 CoverageAnalysis]: Checked inductivity of 13698 backedges. 1 proven. 13695 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:47,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:47,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 185 states and 195 transitions. [2022-12-14 20:15:47,530 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 195 transitions. [2022-12-14 20:15:47,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-12-14 20:15:47,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:47,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:47,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:47,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 1602 conjuncts, 169 conjunts are in the unsatisfiable core [2022-12-14 20:15:47,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:48,359 INFO L134 CoverageAnalysis]: Checked inductivity of 13864 backedges. 1 proven. 13861 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:48,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:48,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 186 states and 196 transitions. [2022-12-14 20:15:48,910 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 196 transitions. [2022-12-14 20:15:48,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-12-14 20:15:48,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:48,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:49,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:49,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 1611 conjuncts, 170 conjunts are in the unsatisfiable core [2022-12-14 20:15:49,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:49,650 INFO L134 CoverageAnalysis]: Checked inductivity of 14031 backedges. 1 proven. 14028 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:50,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:50,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 187 states and 197 transitions. [2022-12-14 20:15:50,181 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 197 transitions. [2022-12-14 20:15:50,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-12-14 20:15:50,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:50,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:50,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:50,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 1620 conjuncts, 171 conjunts are in the unsatisfiable core [2022-12-14 20:15:50,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:51,010 INFO L134 CoverageAnalysis]: Checked inductivity of 14199 backedges. 1 proven. 14196 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:51,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:51,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 188 states and 198 transitions. [2022-12-14 20:15:51,636 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 198 transitions. [2022-12-14 20:15:51,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-12-14 20:15:51,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:51,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:51,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:51,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 1629 conjuncts, 172 conjunts are in the unsatisfiable core [2022-12-14 20:15:51,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:52,493 INFO L134 CoverageAnalysis]: Checked inductivity of 14368 backedges. 1 proven. 14365 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:53,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:53,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 189 states and 199 transitions. [2022-12-14 20:15:53,070 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 199 transitions. [2022-12-14 20:15:53,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-12-14 20:15:53,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:53,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:53,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:53,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 1638 conjuncts, 173 conjunts are in the unsatisfiable core [2022-12-14 20:15:53,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:53,929 INFO L134 CoverageAnalysis]: Checked inductivity of 14538 backedges. 1 proven. 14535 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:54,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:54,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 190 states and 200 transitions. [2022-12-14 20:15:54,553 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 200 transitions. [2022-12-14 20:15:54,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-12-14 20:15:54,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:54,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:54,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 1647 conjuncts, 174 conjunts are in the unsatisfiable core [2022-12-14 20:15:54,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:55,362 INFO L134 CoverageAnalysis]: Checked inductivity of 14709 backedges. 1 proven. 14706 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:55,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:55,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 191 states and 201 transitions. [2022-12-14 20:15:55,936 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 201 transitions. [2022-12-14 20:15:55,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-12-14 20:15:55,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:55,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:56,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:56,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 1656 conjuncts, 175 conjunts are in the unsatisfiable core [2022-12-14 20:15:56,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:56,791 INFO L134 CoverageAnalysis]: Checked inductivity of 14881 backedges. 1 proven. 14878 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:57,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:57,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 192 states and 202 transitions. [2022-12-14 20:15:57,345 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 202 transitions. [2022-12-14 20:15:57,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-12-14 20:15:57,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:57,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:57,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:57,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 1665 conjuncts, 176 conjunts are in the unsatisfiable core [2022-12-14 20:15:57,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:58,252 INFO L134 CoverageAnalysis]: Checked inductivity of 15054 backedges. 1 proven. 15051 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:15:58,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:58,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 193 states and 203 transitions. [2022-12-14 20:15:58,725 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 203 transitions. [2022-12-14 20:15:58,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-12-14 20:15:58,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:58,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:58,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:58,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 1674 conjuncts, 177 conjunts are in the unsatisfiable core [2022-12-14 20:15:59,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:15:59,554 INFO L134 CoverageAnalysis]: Checked inductivity of 15228 backedges. 1 proven. 15225 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:00,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:00,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 194 states and 204 transitions. [2022-12-14 20:16:00,092 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 204 transitions. [2022-12-14 20:16:00,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-12-14 20:16:00,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:00,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:00,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:00,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 1683 conjuncts, 178 conjunts are in the unsatisfiable core [2022-12-14 20:16:00,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:00,995 INFO L134 CoverageAnalysis]: Checked inductivity of 15403 backedges. 1 proven. 15400 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:01,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:01,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 195 states and 205 transitions. [2022-12-14 20:16:01,557 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 205 transitions. [2022-12-14 20:16:01,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-12-14 20:16:01,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:01,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:01,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:01,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 1692 conjuncts, 179 conjunts are in the unsatisfiable core [2022-12-14 20:16:01,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:02,373 INFO L134 CoverageAnalysis]: Checked inductivity of 15579 backedges. 1 proven. 15576 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:02,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:02,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 196 states and 206 transitions. [2022-12-14 20:16:02,884 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 206 transitions. [2022-12-14 20:16:02,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-12-14 20:16:02,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:02,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:03,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 1701 conjuncts, 180 conjunts are in the unsatisfiable core [2022-12-14 20:16:03,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:03,811 INFO L134 CoverageAnalysis]: Checked inductivity of 15756 backedges. 1 proven. 15753 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:04,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:04,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 197 states and 207 transitions. [2022-12-14 20:16:04,390 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 207 transitions. [2022-12-14 20:16:04,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-12-14 20:16:04,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:04,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:04,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:04,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 1710 conjuncts, 181 conjunts are in the unsatisfiable core [2022-12-14 20:16:04,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:05,168 INFO L134 CoverageAnalysis]: Checked inductivity of 15934 backedges. 1 proven. 15931 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:05,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:05,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 198 states and 208 transitions. [2022-12-14 20:16:05,695 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 208 transitions. [2022-12-14 20:16:05,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-12-14 20:16:05,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:05,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:05,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:05,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 1719 conjuncts, 182 conjunts are in the unsatisfiable core [2022-12-14 20:16:05,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:06,477 INFO L134 CoverageAnalysis]: Checked inductivity of 16113 backedges. 1 proven. 16110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:07,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:07,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 199 states and 209 transitions. [2022-12-14 20:16:07,028 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 209 transitions. [2022-12-14 20:16:07,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2022-12-14 20:16:07,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:07,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:07,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:07,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 1728 conjuncts, 183 conjunts are in the unsatisfiable core [2022-12-14 20:16:07,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:07,815 INFO L134 CoverageAnalysis]: Checked inductivity of 16293 backedges. 1 proven. 16290 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:08,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:08,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 200 states and 210 transitions. [2022-12-14 20:16:08,350 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 210 transitions. [2022-12-14 20:16:08,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-12-14 20:16:08,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:08,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:08,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:08,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 1737 conjuncts, 184 conjunts are in the unsatisfiable core [2022-12-14 20:16:08,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:09,144 INFO L134 CoverageAnalysis]: Checked inductivity of 16474 backedges. 1 proven. 16471 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:09,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:09,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 201 states and 211 transitions. [2022-12-14 20:16:09,652 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 211 transitions. [2022-12-14 20:16:09,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-12-14 20:16:09,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:09,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:09,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:09,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 1746 conjuncts, 185 conjunts are in the unsatisfiable core [2022-12-14 20:16:09,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:10,479 INFO L134 CoverageAnalysis]: Checked inductivity of 16656 backedges. 1 proven. 16653 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:11,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:11,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 202 states and 212 transitions. [2022-12-14 20:16:11,005 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 212 transitions. [2022-12-14 20:16:11,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2022-12-14 20:16:11,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:11,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:11,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 1755 conjuncts, 186 conjunts are in the unsatisfiable core [2022-12-14 20:16:11,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:11,775 INFO L134 CoverageAnalysis]: Checked inductivity of 16839 backedges. 1 proven. 16836 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:12,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:12,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 203 states and 213 transitions. [2022-12-14 20:16:12,315 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 213 transitions. [2022-12-14 20:16:12,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2022-12-14 20:16:12,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:12,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:12,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 1764 conjuncts, 187 conjunts are in the unsatisfiable core [2022-12-14 20:16:12,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:13,168 INFO L134 CoverageAnalysis]: Checked inductivity of 17023 backedges. 1 proven. 17020 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:13,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:13,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 204 states and 214 transitions. [2022-12-14 20:16:13,743 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 214 transitions. [2022-12-14 20:16:13,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-12-14 20:16:13,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:13,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:13,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:13,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 1773 conjuncts, 188 conjunts are in the unsatisfiable core [2022-12-14 20:16:13,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:14,624 INFO L134 CoverageAnalysis]: Checked inductivity of 17208 backedges. 1 proven. 17205 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:15,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:15,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 205 states and 215 transitions. [2022-12-14 20:16:15,202 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 215 transitions. [2022-12-14 20:16:15,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2022-12-14 20:16:15,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:15,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:15,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:15,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 1782 conjuncts, 189 conjunts are in the unsatisfiable core [2022-12-14 20:16:15,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:16,010 INFO L134 CoverageAnalysis]: Checked inductivity of 17394 backedges. 1 proven. 17391 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:16,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:16,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 206 states and 216 transitions. [2022-12-14 20:16:16,596 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 216 transitions. [2022-12-14 20:16:16,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2022-12-14 20:16:16,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:16,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:16,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:16,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 1791 conjuncts, 190 conjunts are in the unsatisfiable core [2022-12-14 20:16:16,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:17,518 INFO L134 CoverageAnalysis]: Checked inductivity of 17581 backedges. 1 proven. 17578 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:18,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:18,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 207 states and 217 transitions. [2022-12-14 20:16:18,263 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 217 transitions. [2022-12-14 20:16:18,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2022-12-14 20:16:18,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:18,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:18,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:18,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 1800 conjuncts, 191 conjunts are in the unsatisfiable core [2022-12-14 20:16:18,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:19,034 INFO L134 CoverageAnalysis]: Checked inductivity of 17769 backedges. 1 proven. 17766 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:19,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:19,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 208 states and 218 transitions. [2022-12-14 20:16:19,565 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 218 transitions. [2022-12-14 20:16:19,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2022-12-14 20:16:19,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:19,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:19,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:19,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 1809 conjuncts, 192 conjunts are in the unsatisfiable core [2022-12-14 20:16:19,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:20,348 INFO L134 CoverageAnalysis]: Checked inductivity of 17958 backedges. 1 proven. 17955 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:20,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:20,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 209 states and 219 transitions. [2022-12-14 20:16:20,870 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 219 transitions. [2022-12-14 20:16:20,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2022-12-14 20:16:20,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:20,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:21,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:21,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 1818 conjuncts, 193 conjunts are in the unsatisfiable core [2022-12-14 20:16:21,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:21,658 INFO L134 CoverageAnalysis]: Checked inductivity of 18148 backedges. 1 proven. 18145 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:22,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:22,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 210 states and 220 transitions. [2022-12-14 20:16:22,423 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 220 transitions. [2022-12-14 20:16:22,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-12-14 20:16:22,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:22,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:22,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 1827 conjuncts, 194 conjunts are in the unsatisfiable core [2022-12-14 20:16:22,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:23,273 INFO L134 CoverageAnalysis]: Checked inductivity of 18339 backedges. 1 proven. 18336 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:23,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:23,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 211 states and 221 transitions. [2022-12-14 20:16:23,848 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 221 transitions. [2022-12-14 20:16:23,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2022-12-14 20:16:23,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:23,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:24,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:24,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 1836 conjuncts, 195 conjunts are in the unsatisfiable core [2022-12-14 20:16:24,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:24,632 INFO L134 CoverageAnalysis]: Checked inductivity of 18531 backedges. 1 proven. 18528 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:25,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:25,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 212 states and 222 transitions. [2022-12-14 20:16:25,220 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 222 transitions. [2022-12-14 20:16:25,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-12-14 20:16:25,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:25,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:25,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:25,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 1845 conjuncts, 196 conjunts are in the unsatisfiable core [2022-12-14 20:16:25,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:26,021 INFO L134 CoverageAnalysis]: Checked inductivity of 18724 backedges. 1 proven. 18721 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:26,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:26,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 213 states and 223 transitions. [2022-12-14 20:16:26,613 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 223 transitions. [2022-12-14 20:16:26,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-12-14 20:16:26,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:26,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:26,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 1854 conjuncts, 197 conjunts are in the unsatisfiable core [2022-12-14 20:16:26,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:27,490 INFO L134 CoverageAnalysis]: Checked inductivity of 18918 backedges. 1 proven. 18915 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:28,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:28,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 214 states and 224 transitions. [2022-12-14 20:16:28,081 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 224 transitions. [2022-12-14 20:16:28,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-12-14 20:16:28,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:28,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:28,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:28,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 1863 conjuncts, 198 conjunts are in the unsatisfiable core [2022-12-14 20:16:28,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:29,163 INFO L134 CoverageAnalysis]: Checked inductivity of 19113 backedges. 1 proven. 19110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:29,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:29,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 215 states and 225 transitions. [2022-12-14 20:16:29,871 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 225 transitions. [2022-12-14 20:16:29,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-12-14 20:16:29,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:29,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:30,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 1872 conjuncts, 199 conjunts are in the unsatisfiable core [2022-12-14 20:16:30,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:30,969 INFO L134 CoverageAnalysis]: Checked inductivity of 19309 backedges. 1 proven. 19306 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:31,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:31,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 216 states and 226 transitions. [2022-12-14 20:16:31,732 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 226 transitions. [2022-12-14 20:16:31,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-12-14 20:16:31,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:31,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:32,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:32,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 1881 conjuncts, 200 conjunts are in the unsatisfiable core [2022-12-14 20:16:32,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:32,732 INFO L134 CoverageAnalysis]: Checked inductivity of 19506 backedges. 1 proven. 19503 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:33,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:33,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 217 states and 227 transitions. [2022-12-14 20:16:33,289 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 227 transitions. [2022-12-14 20:16:33,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2022-12-14 20:16:33,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:33,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:33,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:33,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 1890 conjuncts, 201 conjunts are in the unsatisfiable core [2022-12-14 20:16:33,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:34,207 INFO L134 CoverageAnalysis]: Checked inductivity of 19704 backedges. 1 proven. 19701 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:34,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:34,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 218 states and 228 transitions. [2022-12-14 20:16:34,767 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 228 transitions. [2022-12-14 20:16:34,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2022-12-14 20:16:34,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:34,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:35,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:35,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 1899 conjuncts, 202 conjunts are in the unsatisfiable core [2022-12-14 20:16:35,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:35,718 INFO L134 CoverageAnalysis]: Checked inductivity of 19903 backedges. 1 proven. 19900 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:36,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:36,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 219 states and 229 transitions. [2022-12-14 20:16:36,288 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 229 transitions. [2022-12-14 20:16:36,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2022-12-14 20:16:36,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:36,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:36,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:36,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 1908 conjuncts, 203 conjunts are in the unsatisfiable core [2022-12-14 20:16:36,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:37,217 INFO L134 CoverageAnalysis]: Checked inductivity of 20103 backedges. 1 proven. 20100 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:37,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:37,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 220 states and 230 transitions. [2022-12-14 20:16:37,765 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 230 transitions. [2022-12-14 20:16:37,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2022-12-14 20:16:37,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:37,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:38,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:38,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 1917 conjuncts, 204 conjunts are in the unsatisfiable core [2022-12-14 20:16:38,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:38,604 INFO L134 CoverageAnalysis]: Checked inductivity of 20304 backedges. 1 proven. 20301 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:39,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:39,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 221 states and 231 transitions. [2022-12-14 20:16:39,157 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 231 transitions. [2022-12-14 20:16:39,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-12-14 20:16:39,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:39,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:39,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 1926 conjuncts, 205 conjunts are in the unsatisfiable core [2022-12-14 20:16:39,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:40,109 INFO L134 CoverageAnalysis]: Checked inductivity of 20506 backedges. 1 proven. 20503 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:40,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:40,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 222 states and 232 transitions. [2022-12-14 20:16:40,661 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 232 transitions. [2022-12-14 20:16:40,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-12-14 20:16:40,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:40,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:40,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:40,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 1935 conjuncts, 206 conjunts are in the unsatisfiable core [2022-12-14 20:16:40,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:41,665 INFO L134 CoverageAnalysis]: Checked inductivity of 20709 backedges. 1 proven. 20706 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:42,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:42,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 223 states and 233 transitions. [2022-12-14 20:16:42,299 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 233 transitions. [2022-12-14 20:16:42,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-12-14 20:16:42,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:42,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:42,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:42,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 1944 conjuncts, 207 conjunts are in the unsatisfiable core [2022-12-14 20:16:42,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:43,221 INFO L134 CoverageAnalysis]: Checked inductivity of 20913 backedges. 1 proven. 20910 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:43,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:43,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 224 states and 234 transitions. [2022-12-14 20:16:43,919 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 234 transitions. [2022-12-14 20:16:43,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2022-12-14 20:16:43,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:43,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:44,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:44,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 1953 conjuncts, 208 conjunts are in the unsatisfiable core [2022-12-14 20:16:44,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:44,776 INFO L134 CoverageAnalysis]: Checked inductivity of 21118 backedges. 1 proven. 21115 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:45,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:45,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 225 states and 235 transitions. [2022-12-14 20:16:45,488 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 235 transitions. [2022-12-14 20:16:45,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2022-12-14 20:16:45,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:45,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:45,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:45,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 1962 conjuncts, 209 conjunts are in the unsatisfiable core [2022-12-14 20:16:45,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:46,519 INFO L134 CoverageAnalysis]: Checked inductivity of 21324 backedges. 1 proven. 21321 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:47,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:47,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 226 states and 236 transitions. [2022-12-14 20:16:47,229 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 236 transitions. [2022-12-14 20:16:47,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2022-12-14 20:16:47,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:47,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:47,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:47,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 1971 conjuncts, 210 conjunts are in the unsatisfiable core [2022-12-14 20:16:47,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:48,261 INFO L134 CoverageAnalysis]: Checked inductivity of 21531 backedges. 1 proven. 21528 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:48,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:48,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 227 states and 237 transitions. [2022-12-14 20:16:48,838 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 237 transitions. [2022-12-14 20:16:48,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-12-14 20:16:48,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:48,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:49,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:49,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 1980 conjuncts, 211 conjunts are in the unsatisfiable core [2022-12-14 20:16:49,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:49,743 INFO L134 CoverageAnalysis]: Checked inductivity of 21739 backedges. 1 proven. 21736 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:50,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:50,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 228 states and 238 transitions. [2022-12-14 20:16:50,335 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 238 transitions. [2022-12-14 20:16:50,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2022-12-14 20:16:50,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:50,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:50,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:50,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 1989 conjuncts, 212 conjunts are in the unsatisfiable core [2022-12-14 20:16:50,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:51,250 INFO L134 CoverageAnalysis]: Checked inductivity of 21948 backedges. 1 proven. 21945 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:51,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:51,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 229 states and 239 transitions. [2022-12-14 20:16:51,998 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 239 transitions. [2022-12-14 20:16:51,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-12-14 20:16:51,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:51,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:52,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:52,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 1998 conjuncts, 213 conjunts are in the unsatisfiable core [2022-12-14 20:16:52,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:53,114 INFO L134 CoverageAnalysis]: Checked inductivity of 22158 backedges. 1 proven. 22155 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:53,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:53,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 230 states and 240 transitions. [2022-12-14 20:16:53,912 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 240 transitions. [2022-12-14 20:16:53,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2022-12-14 20:16:53,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:53,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:54,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:54,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 2007 conjuncts, 214 conjunts are in the unsatisfiable core [2022-12-14 20:16:54,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:55,002 INFO L134 CoverageAnalysis]: Checked inductivity of 22369 backedges. 1 proven. 22366 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:55,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:55,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 231 states and 241 transitions. [2022-12-14 20:16:55,774 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 241 transitions. [2022-12-14 20:16:55,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2022-12-14 20:16:55,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:55,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:56,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:56,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 2016 conjuncts, 215 conjunts are in the unsatisfiable core [2022-12-14 20:16:56,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:56,741 INFO L134 CoverageAnalysis]: Checked inductivity of 22581 backedges. 1 proven. 22578 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:57,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:57,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 232 states and 242 transitions. [2022-12-14 20:16:57,497 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 242 transitions. [2022-12-14 20:16:57,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2022-12-14 20:16:57,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:57,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:57,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:57,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 2025 conjuncts, 216 conjunts are in the unsatisfiable core [2022-12-14 20:16:57,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:16:58,466 INFO L134 CoverageAnalysis]: Checked inductivity of 22794 backedges. 1 proven. 22791 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:16:59,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:59,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 233 states and 243 transitions. [2022-12-14 20:16:59,246 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 243 transitions. [2022-12-14 20:16:59,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-12-14 20:16:59,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:59,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:59,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:59,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 2034 conjuncts, 217 conjunts are in the unsatisfiable core [2022-12-14 20:16:59,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:00,363 INFO L134 CoverageAnalysis]: Checked inductivity of 23008 backedges. 1 proven. 23005 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:01,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:01,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 234 states and 244 transitions. [2022-12-14 20:17:01,021 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 244 transitions. [2022-12-14 20:17:01,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2022-12-14 20:17:01,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:01,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:01,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:01,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 2043 conjuncts, 218 conjunts are in the unsatisfiable core [2022-12-14 20:17:01,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:02,070 INFO L134 CoverageAnalysis]: Checked inductivity of 23223 backedges. 1 proven. 23220 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:02,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:02,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 235 states and 245 transitions. [2022-12-14 20:17:02,742 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 245 transitions. [2022-12-14 20:17:02,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-12-14 20:17:02,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:02,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:03,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:03,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 2052 conjuncts, 219 conjunts are in the unsatisfiable core [2022-12-14 20:17:03,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:03,814 INFO L134 CoverageAnalysis]: Checked inductivity of 23439 backedges. 1 proven. 23436 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:04,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:04,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 236 states and 246 transitions. [2022-12-14 20:17:04,520 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 246 transitions. [2022-12-14 20:17:04,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2022-12-14 20:17:04,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:04,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:04,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 2061 conjuncts, 220 conjunts are in the unsatisfiable core [2022-12-14 20:17:04,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:05,584 INFO L134 CoverageAnalysis]: Checked inductivity of 23656 backedges. 1 proven. 23653 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:06,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:06,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 237 states and 247 transitions. [2022-12-14 20:17:06,293 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 247 transitions. [2022-12-14 20:17:06,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-12-14 20:17:06,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:06,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:06,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:06,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 2070 conjuncts, 221 conjunts are in the unsatisfiable core [2022-12-14 20:17:06,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:07,364 INFO L134 CoverageAnalysis]: Checked inductivity of 23874 backedges. 1 proven. 23871 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:08,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:08,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 238 states and 248 transitions. [2022-12-14 20:17:08,025 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 248 transitions. [2022-12-14 20:17:08,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2022-12-14 20:17:08,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:08,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:08,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:08,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 2079 conjuncts, 222 conjunts are in the unsatisfiable core [2022-12-14 20:17:08,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:09,075 INFO L134 CoverageAnalysis]: Checked inductivity of 24093 backedges. 1 proven. 24090 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:09,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:09,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 239 states and 249 transitions. [2022-12-14 20:17:09,805 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 249 transitions. [2022-12-14 20:17:09,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-12-14 20:17:09,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:09,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:10,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:10,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 2088 conjuncts, 223 conjunts are in the unsatisfiable core [2022-12-14 20:17:10,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:10,893 INFO L134 CoverageAnalysis]: Checked inductivity of 24313 backedges. 1 proven. 24310 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:11,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:11,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 240 states and 250 transitions. [2022-12-14 20:17:11,624 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 250 transitions. [2022-12-14 20:17:11,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-12-14 20:17:11,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:11,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:11,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:11,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 2097 conjuncts, 224 conjunts are in the unsatisfiable core [2022-12-14 20:17:11,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:12,720 INFO L134 CoverageAnalysis]: Checked inductivity of 24534 backedges. 1 proven. 24531 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:13,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:13,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 241 states and 251 transitions. [2022-12-14 20:17:13,552 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 251 transitions. [2022-12-14 20:17:13,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2022-12-14 20:17:13,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:13,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:13,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:13,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 2106 conjuncts, 225 conjunts are in the unsatisfiable core [2022-12-14 20:17:13,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:14,615 INFO L134 CoverageAnalysis]: Checked inductivity of 24756 backedges. 1 proven. 24753 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:15,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:15,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 242 states and 252 transitions. [2022-12-14 20:17:15,298 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 252 transitions. [2022-12-14 20:17:15,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2022-12-14 20:17:15,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:15,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:15,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:15,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 2115 conjuncts, 226 conjunts are in the unsatisfiable core [2022-12-14 20:17:15,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:16,309 INFO L134 CoverageAnalysis]: Checked inductivity of 24979 backedges. 1 proven. 24976 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:17,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:17,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 243 states and 253 transitions. [2022-12-14 20:17:17,034 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 253 transitions. [2022-12-14 20:17:17,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-12-14 20:17:17,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:17,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:17,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:17,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 2124 conjuncts, 227 conjunts are in the unsatisfiable core [2022-12-14 20:17:17,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:18,067 INFO L134 CoverageAnalysis]: Checked inductivity of 25203 backedges. 1 proven. 25200 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:18,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:18,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 244 states and 254 transitions. [2022-12-14 20:17:18,781 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 254 transitions. [2022-12-14 20:17:18,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2022-12-14 20:17:18,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:18,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:19,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:19,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 2133 conjuncts, 228 conjunts are in the unsatisfiable core [2022-12-14 20:17:19,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:19,927 INFO L134 CoverageAnalysis]: Checked inductivity of 25428 backedges. 1 proven. 25425 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:20,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:20,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 245 states and 255 transitions. [2022-12-14 20:17:20,704 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 255 transitions. [2022-12-14 20:17:20,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2022-12-14 20:17:20,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:20,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:21,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:21,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 2142 conjuncts, 229 conjunts are in the unsatisfiable core [2022-12-14 20:17:21,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:21,819 INFO L134 CoverageAnalysis]: Checked inductivity of 25654 backedges. 1 proven. 25651 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:22,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:22,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 246 states and 256 transitions. [2022-12-14 20:17:22,744 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 256 transitions. [2022-12-14 20:17:22,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2022-12-14 20:17:22,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:22,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:23,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:23,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 2151 conjuncts, 230 conjunts are in the unsatisfiable core [2022-12-14 20:17:23,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:24,032 INFO L134 CoverageAnalysis]: Checked inductivity of 25881 backedges. 1 proven. 25878 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:24,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:24,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 247 states and 257 transitions. [2022-12-14 20:17:24,975 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 257 transitions. [2022-12-14 20:17:24,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-12-14 20:17:24,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:24,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:25,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:25,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 2160 conjuncts, 231 conjunts are in the unsatisfiable core [2022-12-14 20:17:25,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:26,400 INFO L134 CoverageAnalysis]: Checked inductivity of 26109 backedges. 1 proven. 26106 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:27,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:27,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 248 states and 258 transitions. [2022-12-14 20:17:27,309 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 258 transitions. [2022-12-14 20:17:27,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-12-14 20:17:27,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:27,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:27,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:27,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 2169 conjuncts, 232 conjunts are in the unsatisfiable core [2022-12-14 20:17:27,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:28,336 INFO L134 CoverageAnalysis]: Checked inductivity of 26338 backedges. 1 proven. 26335 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:29,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:29,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 249 states and 259 transitions. [2022-12-14 20:17:29,040 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 259 transitions. [2022-12-14 20:17:29,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2022-12-14 20:17:29,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:29,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:29,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:29,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 2178 conjuncts, 233 conjunts are in the unsatisfiable core [2022-12-14 20:17:29,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:30,237 INFO L134 CoverageAnalysis]: Checked inductivity of 26568 backedges. 1 proven. 26565 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:30,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:30,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 250 states and 260 transitions. [2022-12-14 20:17:30,900 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 260 transitions. [2022-12-14 20:17:30,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2022-12-14 20:17:30,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:30,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:31,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:31,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 2187 conjuncts, 234 conjunts are in the unsatisfiable core [2022-12-14 20:17:31,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:31,946 INFO L134 CoverageAnalysis]: Checked inductivity of 26799 backedges. 1 proven. 26796 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:32,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:32,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 251 states and 261 transitions. [2022-12-14 20:17:32,752 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 261 transitions. [2022-12-14 20:17:32,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2022-12-14 20:17:32,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:32,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:33,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:33,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 2196 conjuncts, 235 conjunts are in the unsatisfiable core [2022-12-14 20:17:33,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:33,775 INFO L134 CoverageAnalysis]: Checked inductivity of 27031 backedges. 1 proven. 27028 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:34,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:34,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 252 states and 262 transitions. [2022-12-14 20:17:34,462 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 262 transitions. [2022-12-14 20:17:34,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2022-12-14 20:17:34,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:34,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:34,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:34,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 2205 conjuncts, 236 conjunts are in the unsatisfiable core [2022-12-14 20:17:34,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:35,504 INFO L134 CoverageAnalysis]: Checked inductivity of 27264 backedges. 1 proven. 27261 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:36,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:36,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 253 states and 263 transitions. [2022-12-14 20:17:36,235 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 263 transitions. [2022-12-14 20:17:36,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2022-12-14 20:17:36,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:36,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:36,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:36,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 2214 conjuncts, 237 conjunts are in the unsatisfiable core [2022-12-14 20:17:36,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:37,325 INFO L134 CoverageAnalysis]: Checked inductivity of 27498 backedges. 1 proven. 27495 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:38,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:38,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 254 states and 264 transitions. [2022-12-14 20:17:38,085 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 264 transitions. [2022-12-14 20:17:38,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2022-12-14 20:17:38,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:38,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:38,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:38,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 2223 conjuncts, 238 conjunts are in the unsatisfiable core [2022-12-14 20:17:38,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:39,154 INFO L134 CoverageAnalysis]: Checked inductivity of 27733 backedges. 1 proven. 27730 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:39,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:39,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 255 states and 265 transitions. [2022-12-14 20:17:39,938 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 265 transitions. [2022-12-14 20:17:39,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2022-12-14 20:17:39,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:39,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:40,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:40,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 2232 conjuncts, 239 conjunts are in the unsatisfiable core [2022-12-14 20:17:40,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:41,146 INFO L134 CoverageAnalysis]: Checked inductivity of 27969 backedges. 1 proven. 27966 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:41,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:41,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 256 states and 266 transitions. [2022-12-14 20:17:41,920 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 266 transitions. [2022-12-14 20:17:41,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2022-12-14 20:17:41,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:41,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:42,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:42,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 2241 conjuncts, 240 conjunts are in the unsatisfiable core [2022-12-14 20:17:42,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:43,129 INFO L134 CoverageAnalysis]: Checked inductivity of 28206 backedges. 1 proven. 28203 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:43,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:43,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 257 states and 267 transitions. [2022-12-14 20:17:43,880 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 267 transitions. [2022-12-14 20:17:43,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2022-12-14 20:17:43,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:43,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:44,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 2250 conjuncts, 241 conjunts are in the unsatisfiable core [2022-12-14 20:17:44,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:45,026 INFO L134 CoverageAnalysis]: Checked inductivity of 28444 backedges. 1 proven. 28441 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:45,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:45,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 258 states and 268 transitions. [2022-12-14 20:17:45,866 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 268 transitions. [2022-12-14 20:17:45,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2022-12-14 20:17:45,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:45,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:46,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:46,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 2259 conjuncts, 242 conjunts are in the unsatisfiable core [2022-12-14 20:17:46,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:47,039 INFO L134 CoverageAnalysis]: Checked inductivity of 28683 backedges. 1 proven. 28680 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:47,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:47,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 259 states and 269 transitions. [2022-12-14 20:17:47,739 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 269 transitions. [2022-12-14 20:17:47,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-12-14 20:17:47,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:47,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:48,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:48,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 2268 conjuncts, 243 conjunts are in the unsatisfiable core [2022-12-14 20:17:48,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:48,900 INFO L134 CoverageAnalysis]: Checked inductivity of 28923 backedges. 1 proven. 28920 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:49,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:49,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 260 states and 270 transitions. [2022-12-14 20:17:49,601 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 270 transitions. [2022-12-14 20:17:49,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-12-14 20:17:49,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:49,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:49,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 2277 conjuncts, 244 conjunts are in the unsatisfiable core [2022-12-14 20:17:49,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:50,707 INFO L134 CoverageAnalysis]: Checked inductivity of 29164 backedges. 1 proven. 29161 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:51,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:51,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 261 states and 271 transitions. [2022-12-14 20:17:51,540 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 271 transitions. [2022-12-14 20:17:51,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2022-12-14 20:17:51,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:51,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:51,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:51,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 2286 conjuncts, 245 conjunts are in the unsatisfiable core [2022-12-14 20:17:51,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:52,763 INFO L134 CoverageAnalysis]: Checked inductivity of 29406 backedges. 1 proven. 29403 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:53,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:53,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 262 states and 272 transitions. [2022-12-14 20:17:53,634 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 272 transitions. [2022-12-14 20:17:53,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2022-12-14 20:17:53,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:53,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:54,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:54,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 2295 conjuncts, 246 conjunts are in the unsatisfiable core [2022-12-14 20:17:54,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:54,911 INFO L134 CoverageAnalysis]: Checked inductivity of 29649 backedges. 1 proven. 29646 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:55,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:55,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 263 states and 273 transitions. [2022-12-14 20:17:55,982 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 273 transitions. [2022-12-14 20:17:55,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-12-14 20:17:55,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:55,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:56,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 2304 conjuncts, 247 conjunts are in the unsatisfiable core [2022-12-14 20:17:56,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:57,113 INFO L134 CoverageAnalysis]: Checked inductivity of 29893 backedges. 1 proven. 29890 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:17:58,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:58,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 264 states and 274 transitions. [2022-12-14 20:17:58,070 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 274 transitions. [2022-12-14 20:17:58,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2022-12-14 20:17:58,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:58,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:58,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:58,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 2313 conjuncts, 248 conjunts are in the unsatisfiable core [2022-12-14 20:17:58,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:17:59,359 INFO L134 CoverageAnalysis]: Checked inductivity of 30138 backedges. 1 proven. 30135 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:00,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:00,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 265 states and 275 transitions. [2022-12-14 20:18:00,271 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 275 transitions. [2022-12-14 20:18:00,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-12-14 20:18:00,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:00,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:00,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:00,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 2322 conjuncts, 249 conjunts are in the unsatisfiable core [2022-12-14 20:18:00,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:01,520 INFO L134 CoverageAnalysis]: Checked inductivity of 30384 backedges. 1 proven. 30381 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:02,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:02,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 266 states and 276 transitions. [2022-12-14 20:18:02,234 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 276 transitions. [2022-12-14 20:18:02,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2022-12-14 20:18:02,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:02,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:02,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:02,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 2331 conjuncts, 250 conjunts are in the unsatisfiable core [2022-12-14 20:18:02,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:03,316 INFO L134 CoverageAnalysis]: Checked inductivity of 30631 backedges. 1 proven. 30628 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:04,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:04,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 267 states and 277 transitions. [2022-12-14 20:18:04,062 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 277 transitions. [2022-12-14 20:18:04,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-12-14 20:18:04,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:04,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:04,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:04,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 2340 conjuncts, 251 conjunts are in the unsatisfiable core [2022-12-14 20:18:04,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:05,404 INFO L134 CoverageAnalysis]: Checked inductivity of 30879 backedges. 1 proven. 30876 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:06,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:06,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 268 states and 278 transitions. [2022-12-14 20:18:06,435 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 278 transitions. [2022-12-14 20:18:06,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2022-12-14 20:18:06,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:06,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:06,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:06,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 2349 conjuncts, 252 conjunts are in the unsatisfiable core [2022-12-14 20:18:06,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:07,947 INFO L134 CoverageAnalysis]: Checked inductivity of 31128 backedges. 1 proven. 31125 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:08,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:08,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 269 states and 279 transitions. [2022-12-14 20:18:08,860 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 279 transitions. [2022-12-14 20:18:08,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-12-14 20:18:08,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:08,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:09,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:09,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 2358 conjuncts, 253 conjunts are in the unsatisfiable core [2022-12-14 20:18:09,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:10,137 INFO L134 CoverageAnalysis]: Checked inductivity of 31378 backedges. 1 proven. 31375 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:10,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:10,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 270 states and 280 transitions. [2022-12-14 20:18:10,939 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 280 transitions. [2022-12-14 20:18:10,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2022-12-14 20:18:10,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:10,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:11,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 2367 conjuncts, 254 conjunts are in the unsatisfiable core [2022-12-14 20:18:11,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:12,596 INFO L134 CoverageAnalysis]: Checked inductivity of 31629 backedges. 1 proven. 31626 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:13,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:13,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 271 states and 281 transitions. [2022-12-14 20:18:13,727 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 281 transitions. [2022-12-14 20:18:13,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-12-14 20:18:13,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:13,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:14,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:14,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 2376 conjuncts, 255 conjunts are in the unsatisfiable core [2022-12-14 20:18:14,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:15,237 INFO L134 CoverageAnalysis]: Checked inductivity of 31881 backedges. 1 proven. 31878 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:16,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:16,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 272 states and 282 transitions. [2022-12-14 20:18:16,328 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 282 transitions. [2022-12-14 20:18:16,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-12-14 20:18:16,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:16,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:16,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:16,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 2385 conjuncts, 256 conjunts are in the unsatisfiable core [2022-12-14 20:18:16,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:17,631 INFO L134 CoverageAnalysis]: Checked inductivity of 32134 backedges. 1 proven. 32131 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:18,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:18,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 273 states and 283 transitions. [2022-12-14 20:18:18,679 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 283 transitions. [2022-12-14 20:18:18,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2022-12-14 20:18:18,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:18,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:19,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:19,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 2394 conjuncts, 257 conjunts are in the unsatisfiable core [2022-12-14 20:18:19,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:20,099 INFO L134 CoverageAnalysis]: Checked inductivity of 32388 backedges. 1 proven. 32385 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:21,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:21,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 274 states and 284 transitions. [2022-12-14 20:18:21,014 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 284 transitions. [2022-12-14 20:18:21,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2022-12-14 20:18:21,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:21,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:21,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:21,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 2403 conjuncts, 258 conjunts are in the unsatisfiable core [2022-12-14 20:18:21,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:22,531 INFO L134 CoverageAnalysis]: Checked inductivity of 32643 backedges. 1 proven. 32640 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:23,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:23,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 275 states and 285 transitions. [2022-12-14 20:18:23,597 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 285 transitions. [2022-12-14 20:18:23,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-12-14 20:18:23,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:23,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:24,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:24,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 2412 conjuncts, 259 conjunts are in the unsatisfiable core [2022-12-14 20:18:24,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:25,166 INFO L134 CoverageAnalysis]: Checked inductivity of 32899 backedges. 1 proven. 32896 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:26,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:26,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 276 states and 286 transitions. [2022-12-14 20:18:26,293 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 286 transitions. [2022-12-14 20:18:26,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2022-12-14 20:18:26,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:26,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:26,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 2421 conjuncts, 260 conjunts are in the unsatisfiable core [2022-12-14 20:18:26,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:27,581 INFO L134 CoverageAnalysis]: Checked inductivity of 33156 backedges. 1 proven. 33153 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:28,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:28,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 277 states and 287 transitions. [2022-12-14 20:18:28,453 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 287 transitions. [2022-12-14 20:18:28,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2022-12-14 20:18:28,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:28,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:28,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 2430 conjuncts, 261 conjunts are in the unsatisfiable core [2022-12-14 20:18:28,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:29,798 INFO L134 CoverageAnalysis]: Checked inductivity of 33414 backedges. 1 proven. 33411 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:30,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:30,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 278 states and 288 transitions. [2022-12-14 20:18:30,563 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 288 transitions. [2022-12-14 20:18:30,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2022-12-14 20:18:30,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:30,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:30,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:30,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 2439 conjuncts, 262 conjunts are in the unsatisfiable core [2022-12-14 20:18:30,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:31,777 INFO L134 CoverageAnalysis]: Checked inductivity of 33673 backedges. 1 proven. 33670 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:32,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:32,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 279 states and 289 transitions. [2022-12-14 20:18:32,561 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 289 transitions. [2022-12-14 20:18:32,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2022-12-14 20:18:32,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:32,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:32,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:32,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 2448 conjuncts, 263 conjunts are in the unsatisfiable core [2022-12-14 20:18:32,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:33,805 INFO L134 CoverageAnalysis]: Checked inductivity of 33933 backedges. 1 proven. 33930 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:34,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:34,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 280 states and 290 transitions. [2022-12-14 20:18:34,900 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 290 transitions. [2022-12-14 20:18:34,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2022-12-14 20:18:34,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:34,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:35,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:35,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 2457 conjuncts, 264 conjunts are in the unsatisfiable core [2022-12-14 20:18:35,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:36,330 INFO L134 CoverageAnalysis]: Checked inductivity of 34194 backedges. 1 proven. 34191 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:37,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:37,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 281 states and 291 transitions. [2022-12-14 20:18:37,389 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 291 transitions. [2022-12-14 20:18:37,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2022-12-14 20:18:37,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:37,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:37,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:37,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 2466 conjuncts, 265 conjunts are in the unsatisfiable core [2022-12-14 20:18:37,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:38,627 INFO L134 CoverageAnalysis]: Checked inductivity of 34456 backedges. 1 proven. 34453 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:39,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:39,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 282 states and 292 transitions. [2022-12-14 20:18:39,491 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 292 transitions. [2022-12-14 20:18:39,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2022-12-14 20:18:39,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:39,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:39,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 2475 conjuncts, 266 conjunts are in the unsatisfiable core [2022-12-14 20:18:39,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:40,668 INFO L134 CoverageAnalysis]: Checked inductivity of 34719 backedges. 1 proven. 34716 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:41,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:41,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 283 states and 293 transitions. [2022-12-14 20:18:41,541 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 293 transitions. [2022-12-14 20:18:41,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2022-12-14 20:18:41,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:41,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:41,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:41,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 2484 conjuncts, 267 conjunts are in the unsatisfiable core [2022-12-14 20:18:41,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:42,832 INFO L134 CoverageAnalysis]: Checked inductivity of 34983 backedges. 1 proven. 34980 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:43,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:43,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 284 states and 294 transitions. [2022-12-14 20:18:43,831 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 294 transitions. [2022-12-14 20:18:43,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2022-12-14 20:18:43,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:43,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:44,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:44,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 2493 conjuncts, 268 conjunts are in the unsatisfiable core [2022-12-14 20:18:44,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:45,107 INFO L134 CoverageAnalysis]: Checked inductivity of 35248 backedges. 1 proven. 35245 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:46,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:46,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 285 states and 295 transitions. [2022-12-14 20:18:46,122 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 295 transitions. [2022-12-14 20:18:46,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2022-12-14 20:18:46,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:46,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:46,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:46,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 2502 conjuncts, 269 conjunts are in the unsatisfiable core [2022-12-14 20:18:46,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:47,247 INFO L134 CoverageAnalysis]: Checked inductivity of 35514 backedges. 1 proven. 35511 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:48,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:48,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 286 states and 296 transitions. [2022-12-14 20:18:48,053 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 296 transitions. [2022-12-14 20:18:48,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2022-12-14 20:18:48,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:48,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:48,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:48,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 2511 conjuncts, 270 conjunts are in the unsatisfiable core [2022-12-14 20:18:48,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:49,378 INFO L134 CoverageAnalysis]: Checked inductivity of 35781 backedges. 1 proven. 35778 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:50,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:50,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 287 states and 297 transitions. [2022-12-14 20:18:50,219 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 297 transitions. [2022-12-14 20:18:50,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2022-12-14 20:18:50,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:50,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:50,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:50,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 2520 conjuncts, 271 conjunts are in the unsatisfiable core [2022-12-14 20:18:50,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:51,421 INFO L134 CoverageAnalysis]: Checked inductivity of 36049 backedges. 1 proven. 36046 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:52,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:52,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 288 states and 298 transitions. [2022-12-14 20:18:52,320 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 298 transitions. [2022-12-14 20:18:52,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2022-12-14 20:18:52,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:52,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:52,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:52,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 2529 conjuncts, 272 conjunts are in the unsatisfiable core [2022-12-14 20:18:52,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:53,589 INFO L134 CoverageAnalysis]: Checked inductivity of 36318 backedges. 1 proven. 36315 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:54,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:54,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 289 states and 299 transitions. [2022-12-14 20:18:54,372 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 299 transitions. [2022-12-14 20:18:54,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2022-12-14 20:18:54,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:54,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:54,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:54,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 2538 conjuncts, 273 conjunts are in the unsatisfiable core [2022-12-14 20:18:54,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:55,729 INFO L134 CoverageAnalysis]: Checked inductivity of 36588 backedges. 1 proven. 36585 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:56,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:56,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 290 states and 300 transitions. [2022-12-14 20:18:56,662 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 300 transitions. [2022-12-14 20:18:56,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-12-14 20:18:56,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:56,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:57,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:57,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 2547 conjuncts, 274 conjunts are in the unsatisfiable core [2022-12-14 20:18:57,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:18:57,990 INFO L134 CoverageAnalysis]: Checked inductivity of 36859 backedges. 1 proven. 36856 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:18:58,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:58,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 291 states and 301 transitions. [2022-12-14 20:18:58,893 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 301 transitions. [2022-12-14 20:18:58,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2022-12-14 20:18:58,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:58,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:59,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:59,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 2556 conjuncts, 275 conjunts are in the unsatisfiable core [2022-12-14 20:18:59,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:00,280 INFO L134 CoverageAnalysis]: Checked inductivity of 37131 backedges. 1 proven. 37128 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:01,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:01,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 292 states and 302 transitions. [2022-12-14 20:19:01,179 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 302 transitions. [2022-12-14 20:19:01,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2022-12-14 20:19:01,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:01,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:01,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:01,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 2565 conjuncts, 276 conjunts are in the unsatisfiable core [2022-12-14 20:19:01,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:02,522 INFO L134 CoverageAnalysis]: Checked inductivity of 37404 backedges. 1 proven. 37401 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:03,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:03,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 293 states and 303 transitions. [2022-12-14 20:19:03,387 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 303 transitions. [2022-12-14 20:19:03,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2022-12-14 20:19:03,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:03,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:03,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:03,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 2574 conjuncts, 277 conjunts are in the unsatisfiable core [2022-12-14 20:19:03,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:04,646 INFO L134 CoverageAnalysis]: Checked inductivity of 37678 backedges. 1 proven. 37675 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:05,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:05,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 294 states and 304 transitions. [2022-12-14 20:19:05,587 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 304 transitions. [2022-12-14 20:19:05,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2022-12-14 20:19:05,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:05,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:06,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:06,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 2583 conjuncts, 278 conjunts are in the unsatisfiable core [2022-12-14 20:19:06,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:07,013 INFO L134 CoverageAnalysis]: Checked inductivity of 37953 backedges. 1 proven. 37950 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:07,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:07,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 295 states and 305 transitions. [2022-12-14 20:19:07,852 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 305 transitions. [2022-12-14 20:19:07,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2022-12-14 20:19:07,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:07,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:08,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:08,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 2592 conjuncts, 279 conjunts are in the unsatisfiable core [2022-12-14 20:19:08,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:09,241 INFO L134 CoverageAnalysis]: Checked inductivity of 38229 backedges. 1 proven. 38226 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:10,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:10,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 296 states and 306 transitions. [2022-12-14 20:19:10,320 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 306 transitions. [2022-12-14 20:19:10,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-12-14 20:19:10,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:10,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:10,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:10,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 2601 conjuncts, 280 conjunts are in the unsatisfiable core [2022-12-14 20:19:10,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:11,714 INFO L134 CoverageAnalysis]: Checked inductivity of 38506 backedges. 1 proven. 38503 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:12,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:12,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 297 states and 307 transitions. [2022-12-14 20:19:12,655 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 307 transitions. [2022-12-14 20:19:12,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2022-12-14 20:19:12,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:12,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:13,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:13,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 2610 conjuncts, 281 conjunts are in the unsatisfiable core [2022-12-14 20:19:13,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:14,043 INFO L134 CoverageAnalysis]: Checked inductivity of 38784 backedges. 1 proven. 38781 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:14,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:14,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 298 states and 308 transitions. [2022-12-14 20:19:14,897 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 308 transitions. [2022-12-14 20:19:14,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-12-14 20:19:14,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:14,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:15,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:15,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 2619 conjuncts, 282 conjunts are in the unsatisfiable core [2022-12-14 20:19:15,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:16,242 INFO L134 CoverageAnalysis]: Checked inductivity of 39063 backedges. 1 proven. 39060 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:17,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:17,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 299 states and 309 transitions. [2022-12-14 20:19:17,172 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 309 transitions. [2022-12-14 20:19:17,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2022-12-14 20:19:17,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:17,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:17,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:17,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 2628 conjuncts, 283 conjunts are in the unsatisfiable core [2022-12-14 20:19:17,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:18,553 INFO L134 CoverageAnalysis]: Checked inductivity of 39343 backedges. 1 proven. 39340 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:19,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:19,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 300 states and 310 transitions. [2022-12-14 20:19:19,738 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 310 transitions. [2022-12-14 20:19:19,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2022-12-14 20:19:19,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:19,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:20,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 2637 conjuncts, 284 conjunts are in the unsatisfiable core [2022-12-14 20:19:20,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:21,254 INFO L134 CoverageAnalysis]: Checked inductivity of 39624 backedges. 1 proven. 39621 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:22,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:22,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 301 states and 311 transitions. [2022-12-14 20:19:22,329 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 311 transitions. [2022-12-14 20:19:22,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2022-12-14 20:19:22,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:22,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:22,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:22,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 2646 conjuncts, 285 conjunts are in the unsatisfiable core [2022-12-14 20:19:22,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:23,908 INFO L134 CoverageAnalysis]: Checked inductivity of 39906 backedges. 1 proven. 39903 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:24,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:24,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 302 states and 312 transitions. [2022-12-14 20:19:24,960 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 312 transitions. [2022-12-14 20:19:24,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2022-12-14 20:19:24,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:24,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:25,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:25,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 2655 conjuncts, 286 conjunts are in the unsatisfiable core [2022-12-14 20:19:25,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:26,460 INFO L134 CoverageAnalysis]: Checked inductivity of 40189 backedges. 1 proven. 40186 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:27,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:27,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 303 states and 313 transitions. [2022-12-14 20:19:27,498 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 313 transitions. [2022-12-14 20:19:27,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2022-12-14 20:19:27,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:27,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:27,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:27,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 2664 conjuncts, 287 conjunts are in the unsatisfiable core [2022-12-14 20:19:27,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:28,784 INFO L134 CoverageAnalysis]: Checked inductivity of 40473 backedges. 1 proven. 40470 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:29,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:29,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 304 states and 314 transitions. [2022-12-14 20:19:29,703 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 314 transitions. [2022-12-14 20:19:29,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-12-14 20:19:29,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:29,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:30,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:30,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 2673 conjuncts, 288 conjunts are in the unsatisfiable core [2022-12-14 20:19:30,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:31,012 INFO L134 CoverageAnalysis]: Checked inductivity of 40758 backedges. 1 proven. 40755 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:31,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:31,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 305 states and 315 transitions. [2022-12-14 20:19:31,960 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 315 transitions. [2022-12-14 20:19:31,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2022-12-14 20:19:31,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:31,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:32,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:32,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 2682 conjuncts, 289 conjunts are in the unsatisfiable core [2022-12-14 20:19:32,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:33,298 INFO L134 CoverageAnalysis]: Checked inductivity of 41044 backedges. 1 proven. 41041 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:34,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:34,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 306 states and 316 transitions. [2022-12-14 20:19:34,274 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 316 transitions. [2022-12-14 20:19:34,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2022-12-14 20:19:34,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:34,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:34,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:34,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 2691 conjuncts, 290 conjunts are in the unsatisfiable core [2022-12-14 20:19:34,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:35,862 INFO L134 CoverageAnalysis]: Checked inductivity of 41331 backedges. 1 proven. 41328 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:36,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:36,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 307 states and 317 transitions. [2022-12-14 20:19:36,864 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 317 transitions. [2022-12-14 20:19:36,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2022-12-14 20:19:36,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:36,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:37,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:37,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 2700 conjuncts, 291 conjunts are in the unsatisfiable core [2022-12-14 20:19:37,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:38,459 INFO L134 CoverageAnalysis]: Checked inductivity of 41619 backedges. 1 proven. 41616 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:39,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:39,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 308 states and 318 transitions. [2022-12-14 20:19:39,437 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 318 transitions. [2022-12-14 20:19:39,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2022-12-14 20:19:39,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:39,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:39,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:39,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 2709 conjuncts, 292 conjunts are in the unsatisfiable core [2022-12-14 20:19:39,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:40,812 INFO L134 CoverageAnalysis]: Checked inductivity of 41908 backedges. 1 proven. 41905 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:41,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:41,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 309 states and 319 transitions. [2022-12-14 20:19:41,807 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 319 transitions. [2022-12-14 20:19:41,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2022-12-14 20:19:41,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:41,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:42,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 2718 conjuncts, 293 conjunts are in the unsatisfiable core [2022-12-14 20:19:42,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:43,148 INFO L134 CoverageAnalysis]: Checked inductivity of 42198 backedges. 1 proven. 42195 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:44,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:44,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 310 states and 320 transitions. [2022-12-14 20:19:44,134 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 320 transitions. [2022-12-14 20:19:44,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-12-14 20:19:44,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:44,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:44,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:44,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 2727 conjuncts, 294 conjunts are in the unsatisfiable core [2022-12-14 20:19:44,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:45,726 INFO L134 CoverageAnalysis]: Checked inductivity of 42489 backedges. 1 proven. 42486 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:46,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:46,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 311 states and 321 transitions. [2022-12-14 20:19:46,698 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 321 transitions. [2022-12-14 20:19:46,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2022-12-14 20:19:46,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:46,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:47,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:47,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 2736 conjuncts, 295 conjunts are in the unsatisfiable core [2022-12-14 20:19:47,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:48,055 INFO L134 CoverageAnalysis]: Checked inductivity of 42781 backedges. 1 proven. 42778 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:48,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:48,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 312 states and 322 transitions. [2022-12-14 20:19:48,969 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 322 transitions. [2022-12-14 20:19:48,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2022-12-14 20:19:48,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:48,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:49,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:49,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 2745 conjuncts, 296 conjunts are in the unsatisfiable core [2022-12-14 20:19:49,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:50,506 INFO L134 CoverageAnalysis]: Checked inductivity of 43074 backedges. 1 proven. 43071 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:51,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:51,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 313 states and 323 transitions. [2022-12-14 20:19:51,460 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 323 transitions. [2022-12-14 20:19:51,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2022-12-14 20:19:51,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:51,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:51,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:51,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 2754 conjuncts, 297 conjunts are in the unsatisfiable core [2022-12-14 20:19:51,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:53,104 INFO L134 CoverageAnalysis]: Checked inductivity of 43368 backedges. 1 proven. 43365 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:54,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:54,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 314 states and 324 transitions. [2022-12-14 20:19:54,155 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 324 transitions. [2022-12-14 20:19:54,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2022-12-14 20:19:54,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:54,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:54,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:54,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 2763 conjuncts, 298 conjunts are in the unsatisfiable core [2022-12-14 20:19:54,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:55,770 INFO L134 CoverageAnalysis]: Checked inductivity of 43663 backedges. 1 proven. 43660 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:56,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:56,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 315 states and 325 transitions. [2022-12-14 20:19:56,709 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 325 transitions. [2022-12-14 20:19:56,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2022-12-14 20:19:56,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:56,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:57,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:57,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 2772 conjuncts, 299 conjunts are in the unsatisfiable core [2022-12-14 20:19:57,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:19:58,613 INFO L134 CoverageAnalysis]: Checked inductivity of 43959 backedges. 1 proven. 43956 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:19:59,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:59,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 316 states and 326 transitions. [2022-12-14 20:19:59,820 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 326 transitions. [2022-12-14 20:19:59,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2022-12-14 20:19:59,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:59,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:00,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 2781 conjuncts, 300 conjunts are in the unsatisfiable core [2022-12-14 20:20:00,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:01,472 INFO L134 CoverageAnalysis]: Checked inductivity of 44256 backedges. 1 proven. 44253 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:02,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:02,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 317 states and 327 transitions. [2022-12-14 20:20:02,718 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 327 transitions. [2022-12-14 20:20:02,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2022-12-14 20:20:02,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:02,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:03,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:03,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 2790 conjuncts, 301 conjunts are in the unsatisfiable core [2022-12-14 20:20:03,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:04,653 INFO L134 CoverageAnalysis]: Checked inductivity of 44554 backedges. 1 proven. 44551 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:05,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:05,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 318 states and 328 transitions. [2022-12-14 20:20:05,781 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 328 transitions. [2022-12-14 20:20:05,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2022-12-14 20:20:05,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:05,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:06,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:06,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 2799 conjuncts, 302 conjunts are in the unsatisfiable core [2022-12-14 20:20:06,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:07,196 INFO L134 CoverageAnalysis]: Checked inductivity of 44853 backedges. 1 proven. 44850 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:08,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:08,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 319 states and 329 transitions. [2022-12-14 20:20:08,503 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 329 transitions. [2022-12-14 20:20:08,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2022-12-14 20:20:08,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:08,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:09,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:09,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 2808 conjuncts, 303 conjunts are in the unsatisfiable core [2022-12-14 20:20:09,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:10,114 INFO L134 CoverageAnalysis]: Checked inductivity of 45153 backedges. 1 proven. 45150 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:11,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:11,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 320 states and 330 transitions. [2022-12-14 20:20:11,239 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 330 transitions. [2022-12-14 20:20:11,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2022-12-14 20:20:11,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:11,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:11,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:11,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 304 conjunts are in the unsatisfiable core [2022-12-14 20:20:11,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:12,804 INFO L134 CoverageAnalysis]: Checked inductivity of 45454 backedges. 1 proven. 45451 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:14,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:14,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 321 states and 331 transitions. [2022-12-14 20:20:14,113 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 331 transitions. [2022-12-14 20:20:14,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2022-12-14 20:20:14,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:14,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:14,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:14,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 2826 conjuncts, 305 conjunts are in the unsatisfiable core [2022-12-14 20:20:14,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:15,882 INFO L134 CoverageAnalysis]: Checked inductivity of 45756 backedges. 1 proven. 45753 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:16,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:16,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 322 states and 332 transitions. [2022-12-14 20:20:16,967 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 332 transitions. [2022-12-14 20:20:16,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2022-12-14 20:20:16,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:16,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:17,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:17,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 2835 conjuncts, 306 conjunts are in the unsatisfiable core [2022-12-14 20:20:17,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:18,659 INFO L134 CoverageAnalysis]: Checked inductivity of 46059 backedges. 1 proven. 46056 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:19,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:19,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 323 states and 333 transitions. [2022-12-14 20:20:19,950 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 333 transitions. [2022-12-14 20:20:19,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2022-12-14 20:20:19,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:19,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:20,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 2844 conjuncts, 307 conjunts are in the unsatisfiable core [2022-12-14 20:20:20,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:21,482 INFO L134 CoverageAnalysis]: Checked inductivity of 46363 backedges. 1 proven. 46360 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:22,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:22,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 324 states and 334 transitions. [2022-12-14 20:20:22,518 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 334 transitions. [2022-12-14 20:20:22,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2022-12-14 20:20:22,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:22,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:22,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:23,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 2853 conjuncts, 308 conjunts are in the unsatisfiable core [2022-12-14 20:20:23,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:23,909 INFO L134 CoverageAnalysis]: Checked inductivity of 46668 backedges. 1 proven. 46665 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:24,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:24,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 325 states and 335 transitions. [2022-12-14 20:20:24,916 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 335 transitions. [2022-12-14 20:20:24,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2022-12-14 20:20:24,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:24,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:25,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:25,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 2862 conjuncts, 309 conjunts are in the unsatisfiable core [2022-12-14 20:20:25,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:26,263 INFO L134 CoverageAnalysis]: Checked inductivity of 46974 backedges. 1 proven. 46971 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:27,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:27,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 326 states and 336 transitions. [2022-12-14 20:20:27,303 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 336 transitions. [2022-12-14 20:20:27,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2022-12-14 20:20:27,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:27,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:27,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:27,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 2871 conjuncts, 310 conjunts are in the unsatisfiable core [2022-12-14 20:20:27,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:28,799 INFO L134 CoverageAnalysis]: Checked inductivity of 47281 backedges. 1 proven. 47278 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:29,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:29,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 327 states and 337 transitions. [2022-12-14 20:20:29,872 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 337 transitions. [2022-12-14 20:20:29,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2022-12-14 20:20:29,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:29,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:30,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 2880 conjuncts, 311 conjunts are in the unsatisfiable core [2022-12-14 20:20:30,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:31,722 INFO L134 CoverageAnalysis]: Checked inductivity of 47589 backedges. 1 proven. 47586 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:32,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:32,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 328 states and 338 transitions. [2022-12-14 20:20:32,855 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 338 transitions. [2022-12-14 20:20:32,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2022-12-14 20:20:32,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:32,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:33,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:33,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 2889 conjuncts, 312 conjunts are in the unsatisfiable core [2022-12-14 20:20:33,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:34,585 INFO L134 CoverageAnalysis]: Checked inductivity of 47898 backedges. 1 proven. 47895 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:35,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:35,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 329 states and 339 transitions. [2022-12-14 20:20:35,698 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 339 transitions. [2022-12-14 20:20:35,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2022-12-14 20:20:35,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:35,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:36,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:36,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 2898 conjuncts, 313 conjunts are in the unsatisfiable core [2022-12-14 20:20:36,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:37,362 INFO L134 CoverageAnalysis]: Checked inductivity of 48208 backedges. 1 proven. 48205 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:38,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:38,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 330 states and 340 transitions. [2022-12-14 20:20:38,349 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 340 transitions. [2022-12-14 20:20:38,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2022-12-14 20:20:38,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:38,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:38,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:38,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 2907 conjuncts, 314 conjunts are in the unsatisfiable core [2022-12-14 20:20:38,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:40,000 INFO L134 CoverageAnalysis]: Checked inductivity of 48519 backedges. 1 proven. 48516 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:41,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:41,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 331 states and 341 transitions. [2022-12-14 20:20:41,084 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 341 transitions. [2022-12-14 20:20:41,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2022-12-14 20:20:41,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:41,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:41,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:41,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 2916 conjuncts, 315 conjunts are in the unsatisfiable core [2022-12-14 20:20:41,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:43,022 INFO L134 CoverageAnalysis]: Checked inductivity of 48831 backedges. 1 proven. 48828 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:44,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:44,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 332 states and 342 transitions. [2022-12-14 20:20:44,321 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 342 transitions. [2022-12-14 20:20:44,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2022-12-14 20:20:44,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:44,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:44,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 2925 conjuncts, 316 conjunts are in the unsatisfiable core [2022-12-14 20:20:44,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:46,094 INFO L134 CoverageAnalysis]: Checked inductivity of 49144 backedges. 1 proven. 49141 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:47,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:47,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 333 states and 343 transitions. [2022-12-14 20:20:47,253 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 343 transitions. [2022-12-14 20:20:47,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2022-12-14 20:20:47,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:47,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:47,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:47,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 2934 conjuncts, 317 conjunts are in the unsatisfiable core [2022-12-14 20:20:47,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:48,751 INFO L134 CoverageAnalysis]: Checked inductivity of 49458 backedges. 1 proven. 49455 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:49,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:49,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 334 states and 344 transitions. [2022-12-14 20:20:49,800 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 344 transitions. [2022-12-14 20:20:49,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2022-12-14 20:20:49,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:49,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:50,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:50,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 2943 conjuncts, 318 conjunts are in the unsatisfiable core [2022-12-14 20:20:50,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:51,442 INFO L134 CoverageAnalysis]: Checked inductivity of 49773 backedges. 1 proven. 49770 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:52,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:52,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 335 states and 345 transitions. [2022-12-14 20:20:52,552 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 345 transitions. [2022-12-14 20:20:52,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2022-12-14 20:20:52,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:52,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:53,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 2952 conjuncts, 319 conjunts are in the unsatisfiable core [2022-12-14 20:20:53,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:54,279 INFO L134 CoverageAnalysis]: Checked inductivity of 50089 backedges. 1 proven. 50086 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:55,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:55,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 336 states and 346 transitions. [2022-12-14 20:20:55,326 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 346 transitions. [2022-12-14 20:20:55,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2022-12-14 20:20:55,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:55,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:55,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 2961 conjuncts, 320 conjunts are in the unsatisfiable core [2022-12-14 20:20:55,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:20:57,077 INFO L134 CoverageAnalysis]: Checked inductivity of 50406 backedges. 1 proven. 50403 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:20:58,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:58,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 337 states and 347 transitions. [2022-12-14 20:20:58,328 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 347 transitions. [2022-12-14 20:20:58,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2022-12-14 20:20:58,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:58,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:58,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:58,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 2970 conjuncts, 321 conjunts are in the unsatisfiable core [2022-12-14 20:20:58,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:21:00,007 INFO L134 CoverageAnalysis]: Checked inductivity of 50724 backedges. 1 proven. 50721 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:21:01,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:01,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 338 states and 348 transitions. [2022-12-14 20:21:01,180 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 348 transitions. [2022-12-14 20:21:01,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2022-12-14 20:21:01,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:01,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:01,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:01,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 2979 conjuncts, 322 conjunts are in the unsatisfiable core [2022-12-14 20:21:01,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:21:02,819 INFO L134 CoverageAnalysis]: Checked inductivity of 51043 backedges. 1 proven. 51040 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:21:03,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:03,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 339 states and 349 transitions. [2022-12-14 20:21:03,849 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 349 transitions. [2022-12-14 20:21:03,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2022-12-14 20:21:03,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:03,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:04,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:04,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 2988 conjuncts, 323 conjunts are in the unsatisfiable core [2022-12-14 20:21:04,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:21:05,479 INFO L134 CoverageAnalysis]: Checked inductivity of 51363 backedges. 1 proven. 51360 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:21:06,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:06,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 340 states and 350 transitions. [2022-12-14 20:21:06,721 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 350 transitions. [2022-12-14 20:21:06,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2022-12-14 20:21:06,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:06,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:07,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:07,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 2997 conjuncts, 324 conjunts are in the unsatisfiable core [2022-12-14 20:21:07,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:21:08,479 INFO L134 CoverageAnalysis]: Checked inductivity of 51684 backedges. 1 proven. 51681 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:21:09,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:09,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 341 states and 351 transitions. [2022-12-14 20:21:09,529 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 351 transitions. [2022-12-14 20:21:09,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2022-12-14 20:21:09,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:09,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:10,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:10,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 3006 conjuncts, 325 conjunts are in the unsatisfiable core [2022-12-14 20:21:10,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:21:11,290 INFO L134 CoverageAnalysis]: Checked inductivity of 52006 backedges. 1 proven. 52003 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:21:12,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:12,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 342 states and 352 transitions. [2022-12-14 20:21:12,460 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 352 transitions. [2022-12-14 20:21:12,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2022-12-14 20:21:12,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:12,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:13,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:13,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 3015 conjuncts, 326 conjunts are in the unsatisfiable core [2022-12-14 20:21:13,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:21:14,315 INFO L134 CoverageAnalysis]: Checked inductivity of 52329 backedges. 1 proven. 52326 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:21:15,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:15,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 343 states and 353 transitions. [2022-12-14 20:21:15,459 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 353 transitions. [2022-12-14 20:21:15,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2022-12-14 20:21:15,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:15,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:15,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:16,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 3024 conjuncts, 327 conjunts are in the unsatisfiable core [2022-12-14 20:21:16,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:21:17,236 INFO L134 CoverageAnalysis]: Checked inductivity of 52653 backedges. 1 proven. 52650 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:21:18,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:18,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 344 states and 354 transitions. [2022-12-14 20:21:18,381 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 354 transitions. [2022-12-14 20:21:18,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2022-12-14 20:21:18,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:18,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:18,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:18,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 3033 conjuncts, 328 conjunts are in the unsatisfiable core [2022-12-14 20:21:18,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:21:20,214 INFO L134 CoverageAnalysis]: Checked inductivity of 52978 backedges. 1 proven. 52975 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:21:21,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:21,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 345 states and 355 transitions. [2022-12-14 20:21:21,522 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 355 transitions. [2022-12-14 20:21:21,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2022-12-14 20:21:21,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:21,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:22,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:22,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 3042 conjuncts, 329 conjunts are in the unsatisfiable core [2022-12-14 20:21:22,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:21:23,483 INFO L134 CoverageAnalysis]: Checked inductivity of 53304 backedges. 1 proven. 53301 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:21:24,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:24,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 346 states and 356 transitions. [2022-12-14 20:21:24,894 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 356 transitions. [2022-12-14 20:21:24,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2022-12-14 20:21:24,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:24,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:25,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:25,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 3051 conjuncts, 330 conjunts are in the unsatisfiable core [2022-12-14 20:21:25,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:21:26,616 INFO L134 CoverageAnalysis]: Checked inductivity of 53631 backedges. 1 proven. 53628 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:21:27,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:27,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 347 states and 357 transitions. [2022-12-14 20:21:27,845 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 357 transitions. [2022-12-14 20:21:27,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2022-12-14 20:21:27,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:27,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:28,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:28,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 3060 conjuncts, 331 conjunts are in the unsatisfiable core [2022-12-14 20:21:28,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:21:29,575 INFO L134 CoverageAnalysis]: Checked inductivity of 53959 backedges. 1 proven. 53956 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:21:30,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:30,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 348 states and 358 transitions. [2022-12-14 20:21:30,696 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 358 transitions. [2022-12-14 20:21:30,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2022-12-14 20:21:30,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:30,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:31,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:31,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 3069 conjuncts, 332 conjunts are in the unsatisfiable core [2022-12-14 20:21:31,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:21:32,481 INFO L134 CoverageAnalysis]: Checked inductivity of 54288 backedges. 1 proven. 54285 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:21:33,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:33,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 349 states and 359 transitions. [2022-12-14 20:21:33,802 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 359 transitions. [2022-12-14 20:21:33,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2022-12-14 20:21:33,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:33,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:34,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:34,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 3078 conjuncts, 333 conjunts are in the unsatisfiable core [2022-12-14 20:21:34,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:21:35,680 INFO L134 CoverageAnalysis]: Checked inductivity of 54618 backedges. 1 proven. 54615 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:21:36,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:36,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 350 states and 360 transitions. [2022-12-14 20:21:36,996 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 360 transitions. [2022-12-14 20:21:36,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2022-12-14 20:21:36,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:36,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:37,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:37,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 3087 conjuncts, 334 conjunts are in the unsatisfiable core [2022-12-14 20:21:37,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:21:38,880 INFO L134 CoverageAnalysis]: Checked inductivity of 54949 backedges. 1 proven. 54946 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:21:40,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:40,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 351 states and 361 transitions. [2022-12-14 20:21:40,002 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 361 transitions. [2022-12-14 20:21:40,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2022-12-14 20:21:40,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:40,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:40,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:40,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 3096 conjuncts, 335 conjunts are in the unsatisfiable core [2022-12-14 20:21:40,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:21:41,716 INFO L134 CoverageAnalysis]: Checked inductivity of 55281 backedges. 1 proven. 55278 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:21:42,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:42,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 352 states and 362 transitions. [2022-12-14 20:21:42,929 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 362 transitions. [2022-12-14 20:21:42,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2022-12-14 20:21:42,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:42,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:43,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 3105 conjuncts, 336 conjunts are in the unsatisfiable core [2022-12-14 20:21:43,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:21:44,708 INFO L134 CoverageAnalysis]: Checked inductivity of 55614 backedges. 1 proven. 55611 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:21:45,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:45,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 353 states and 363 transitions. [2022-12-14 20:21:45,908 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 363 transitions. [2022-12-14 20:21:45,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2022-12-14 20:21:45,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:45,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:46,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:46,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 3114 conjuncts, 337 conjunts are in the unsatisfiable core [2022-12-14 20:21:46,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:21:48,339 INFO L134 CoverageAnalysis]: Checked inductivity of 55948 backedges. 1 proven. 55945 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:21:49,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:49,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 354 states and 364 transitions. [2022-12-14 20:21:49,550 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 364 transitions. [2022-12-14 20:21:49,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2022-12-14 20:21:49,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:49,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:50,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:50,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 3123 conjuncts, 338 conjunts are in the unsatisfiable core [2022-12-14 20:21:50,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:21:51,614 INFO L134 CoverageAnalysis]: Checked inductivity of 56283 backedges. 1 proven. 56280 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:21:52,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:52,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 355 states and 365 transitions. [2022-12-14 20:21:52,826 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 365 transitions. [2022-12-14 20:21:52,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2022-12-14 20:21:52,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:52,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:53,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:53,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 3132 conjuncts, 339 conjunts are in the unsatisfiable core [2022-12-14 20:21:53,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:21:54,751 INFO L134 CoverageAnalysis]: Checked inductivity of 56619 backedges. 1 proven. 56616 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:21:56,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:56,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 356 states and 366 transitions. [2022-12-14 20:21:56,240 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 366 transitions. [2022-12-14 20:21:56,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2022-12-14 20:21:56,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:56,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:56,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 3141 conjuncts, 340 conjunts are in the unsatisfiable core [2022-12-14 20:21:56,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:21:58,146 INFO L134 CoverageAnalysis]: Checked inductivity of 56956 backedges. 1 proven. 56953 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:21:59,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:59,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 357 states and 367 transitions. [2022-12-14 20:21:59,451 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 367 transitions. [2022-12-14 20:21:59,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2022-12-14 20:21:59,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:59,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:00,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:00,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 3150 conjuncts, 341 conjunts are in the unsatisfiable core [2022-12-14 20:22:00,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:22:01,485 INFO L134 CoverageAnalysis]: Checked inductivity of 57294 backedges. 1 proven. 57291 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:22:02,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:02,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 358 states and 368 transitions. [2022-12-14 20:22:02,921 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 368 transitions. [2022-12-14 20:22:02,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2022-12-14 20:22:02,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:02,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:03,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:03,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 3159 conjuncts, 342 conjunts are in the unsatisfiable core [2022-12-14 20:22:03,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:22:04,668 INFO L134 CoverageAnalysis]: Checked inductivity of 57633 backedges. 1 proven. 57630 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:22:05,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:05,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 359 states and 369 transitions. [2022-12-14 20:22:05,877 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 369 transitions. [2022-12-14 20:22:05,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2022-12-14 20:22:05,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:05,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:06,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:06,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 3168 conjuncts, 343 conjunts are in the unsatisfiable core [2022-12-14 20:22:06,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:22:07,783 INFO L134 CoverageAnalysis]: Checked inductivity of 57973 backedges. 1 proven. 57970 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:22:08,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:08,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 360 states and 370 transitions. [2022-12-14 20:22:08,969 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 370 transitions. [2022-12-14 20:22:08,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2022-12-14 20:22:08,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:08,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:09,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 3177 conjuncts, 344 conjunts are in the unsatisfiable core [2022-12-14 20:22:09,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:22:11,151 INFO L134 CoverageAnalysis]: Checked inductivity of 58314 backedges. 1 proven. 58311 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:22:12,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:12,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 361 states and 371 transitions. [2022-12-14 20:22:12,745 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 371 transitions. [2022-12-14 20:22:12,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2022-12-14 20:22:12,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:12,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:13,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:13,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 3186 conjuncts, 345 conjunts are in the unsatisfiable core [2022-12-14 20:22:13,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:22:14,900 INFO L134 CoverageAnalysis]: Checked inductivity of 58656 backedges. 1 proven. 58653 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:22:16,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:16,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 362 states and 372 transitions. [2022-12-14 20:22:16,072 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 372 transitions. [2022-12-14 20:22:16,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2022-12-14 20:22:16,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:16,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:16,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:16,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 3195 conjuncts, 346 conjunts are in the unsatisfiable core [2022-12-14 20:22:16,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:22:18,137 INFO L134 CoverageAnalysis]: Checked inductivity of 58999 backedges. 1 proven. 58996 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:22:19,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:19,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 363 states and 373 transitions. [2022-12-14 20:22:19,396 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 373 transitions. [2022-12-14 20:22:19,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2022-12-14 20:22:19,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:19,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:20,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 3204 conjuncts, 347 conjunts are in the unsatisfiable core [2022-12-14 20:22:20,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:22:21,147 INFO L134 CoverageAnalysis]: Checked inductivity of 59343 backedges. 1 proven. 59340 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:22:22,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:22,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 364 states and 374 transitions. [2022-12-14 20:22:22,301 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 374 transitions. [2022-12-14 20:22:22,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2022-12-14 20:22:22,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:22,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:22,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:22,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 3213 conjuncts, 348 conjunts are in the unsatisfiable core [2022-12-14 20:22:22,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:22:24,559 INFO L134 CoverageAnalysis]: Checked inductivity of 59688 backedges. 1 proven. 59685 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:22:25,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:25,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 365 states and 375 transitions. [2022-12-14 20:22:25,995 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 375 transitions. [2022-12-14 20:22:25,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2022-12-14 20:22:25,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:25,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:26,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 3222 conjuncts, 349 conjunts are in the unsatisfiable core [2022-12-14 20:22:26,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:22:28,418 INFO L134 CoverageAnalysis]: Checked inductivity of 60034 backedges. 1 proven. 60031 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:22:29,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:29,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 366 states and 376 transitions. [2022-12-14 20:22:29,667 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 376 transitions. [2022-12-14 20:22:29,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2022-12-14 20:22:29,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:29,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:30,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:30,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 3231 conjuncts, 350 conjunts are in the unsatisfiable core [2022-12-14 20:22:30,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:22:31,888 INFO L134 CoverageAnalysis]: Checked inductivity of 60381 backedges. 1 proven. 60378 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:22:33,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:33,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 367 states and 377 transitions. [2022-12-14 20:22:33,219 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 377 transitions. [2022-12-14 20:22:33,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2022-12-14 20:22:33,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:33,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:33,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:33,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 3240 conjuncts, 351 conjunts are in the unsatisfiable core [2022-12-14 20:22:33,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:22:35,301 INFO L134 CoverageAnalysis]: Checked inductivity of 60729 backedges. 1 proven. 60726 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:22:36,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:36,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 368 states and 378 transitions. [2022-12-14 20:22:36,788 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 378 transitions. [2022-12-14 20:22:36,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2022-12-14 20:22:36,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:36,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:37,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 3249 conjuncts, 352 conjunts are in the unsatisfiable core [2022-12-14 20:22:37,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:22:38,611 INFO L134 CoverageAnalysis]: Checked inductivity of 61078 backedges. 1 proven. 61075 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:22:39,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:39,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 369 states and 379 transitions. [2022-12-14 20:22:39,829 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 379 transitions. [2022-12-14 20:22:39,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2022-12-14 20:22:39,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:39,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:40,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:40,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 3258 conjuncts, 353 conjunts are in the unsatisfiable core [2022-12-14 20:22:40,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:22:41,809 INFO L134 CoverageAnalysis]: Checked inductivity of 61428 backedges. 1 proven. 61425 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:22:43,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:43,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 370 states and 380 transitions. [2022-12-14 20:22:43,118 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 380 transitions. [2022-12-14 20:22:43,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2022-12-14 20:22:43,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:43,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:43,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:43,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 3267 conjuncts, 354 conjunts are in the unsatisfiable core [2022-12-14 20:22:43,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:22:44,975 INFO L134 CoverageAnalysis]: Checked inductivity of 61779 backedges. 1 proven. 61776 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:22:46,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:46,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 371 states and 381 transitions. [2022-12-14 20:22:46,543 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 381 transitions. [2022-12-14 20:22:46,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2022-12-14 20:22:46,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:46,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:47,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 3276 conjuncts, 355 conjunts are in the unsatisfiable core [2022-12-14 20:22:47,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:22:48,789 INFO L134 CoverageAnalysis]: Checked inductivity of 62131 backedges. 1 proven. 62128 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:22:50,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:50,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 372 states and 382 transitions. [2022-12-14 20:22:50,136 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 382 transitions. [2022-12-14 20:22:50,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2022-12-14 20:22:50,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:50,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:50,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:50,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 3285 conjuncts, 356 conjunts are in the unsatisfiable core [2022-12-14 20:22:50,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:22:52,569 INFO L134 CoverageAnalysis]: Checked inductivity of 62484 backedges. 1 proven. 62481 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:22:54,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:54,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 373 states and 383 transitions. [2022-12-14 20:22:54,173 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 383 transitions. [2022-12-14 20:22:54,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2022-12-14 20:22:54,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:54,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:54,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:54,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 3294 conjuncts, 357 conjunts are in the unsatisfiable core [2022-12-14 20:22:54,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:22:56,511 INFO L134 CoverageAnalysis]: Checked inductivity of 62838 backedges. 1 proven. 62835 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:22:57,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:57,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 374 states and 384 transitions. [2022-12-14 20:22:57,846 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 384 transitions. [2022-12-14 20:22:57,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2022-12-14 20:22:57,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:57,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:58,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:58,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 3303 conjuncts, 358 conjunts are in the unsatisfiable core [2022-12-14 20:22:58,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:22:59,670 INFO L134 CoverageAnalysis]: Checked inductivity of 63193 backedges. 1 proven. 63190 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:23:01,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:01,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 375 states and 385 transitions. [2022-12-14 20:23:01,050 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 385 transitions. [2022-12-14 20:23:01,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2022-12-14 20:23:01,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:01,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:01,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:01,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 3312 conjuncts, 359 conjunts are in the unsatisfiable core [2022-12-14 20:23:01,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:23:02,951 INFO L134 CoverageAnalysis]: Checked inductivity of 63549 backedges. 1 proven. 63546 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:23:04,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:04,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 376 states and 386 transitions. [2022-12-14 20:23:04,334 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 386 transitions. [2022-12-14 20:23:04,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2022-12-14 20:23:04,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:04,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:04,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:04,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 3321 conjuncts, 360 conjunts are in the unsatisfiable core [2022-12-14 20:23:04,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:23:06,255 INFO L134 CoverageAnalysis]: Checked inductivity of 63906 backedges. 1 proven. 63903 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:23:07,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:07,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 377 states and 387 transitions. [2022-12-14 20:23:07,608 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 387 transitions. [2022-12-14 20:23:07,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2022-12-14 20:23:07,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:07,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:08,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:08,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 3330 conjuncts, 361 conjunts are in the unsatisfiable core [2022-12-14 20:23:08,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:23:09,762 INFO L134 CoverageAnalysis]: Checked inductivity of 64264 backedges. 1 proven. 64261 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:23:11,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:11,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 378 states and 388 transitions. [2022-12-14 20:23:11,287 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 388 transitions. [2022-12-14 20:23:11,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-12-14 20:23:11,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:11,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:11,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:11,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 3339 conjuncts, 362 conjunts are in the unsatisfiable core [2022-12-14 20:23:12,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:23:13,589 INFO L134 CoverageAnalysis]: Checked inductivity of 64623 backedges. 1 proven. 64620 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:23:15,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:15,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 379 states and 389 transitions. [2022-12-14 20:23:15,031 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 389 transitions. [2022-12-14 20:23:15,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2022-12-14 20:23:15,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:15,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:15,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:15,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 3348 conjuncts, 363 conjunts are in the unsatisfiable core [2022-12-14 20:23:15,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:23:17,340 INFO L134 CoverageAnalysis]: Checked inductivity of 64983 backedges. 1 proven. 64980 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:23:18,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:18,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 380 states and 390 transitions. [2022-12-14 20:23:18,721 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 390 transitions. [2022-12-14 20:23:18,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2022-12-14 20:23:18,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:18,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:19,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 3357 conjuncts, 364 conjunts are in the unsatisfiable core [2022-12-14 20:23:19,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:23:21,122 INFO L134 CoverageAnalysis]: Checked inductivity of 65344 backedges. 1 proven. 65341 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:23:22,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:22,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 381 states and 391 transitions. [2022-12-14 20:23:22,889 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 391 transitions. [2022-12-14 20:23:22,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2022-12-14 20:23:22,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:22,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:23,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:23,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 3366 conjuncts, 365 conjunts are in the unsatisfiable core [2022-12-14 20:23:23,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:23:24,844 INFO L134 CoverageAnalysis]: Checked inductivity of 65706 backedges. 1 proven. 65703 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:23:26,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:26,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 382 states and 392 transitions. [2022-12-14 20:23:26,332 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 392 transitions. [2022-12-14 20:23:26,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2022-12-14 20:23:26,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:26,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:26,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 3375 conjuncts, 366 conjunts are in the unsatisfiable core [2022-12-14 20:23:26,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:23:28,337 INFO L134 CoverageAnalysis]: Checked inductivity of 66069 backedges. 1 proven. 66066 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:23:29,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:29,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 383 states and 393 transitions. [2022-12-14 20:23:29,815 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 393 transitions. [2022-12-14 20:23:29,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2022-12-14 20:23:29,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:29,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:30,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:30,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 3384 conjuncts, 367 conjunts are in the unsatisfiable core [2022-12-14 20:23:30,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:23:31,964 INFO L134 CoverageAnalysis]: Checked inductivity of 66433 backedges. 1 proven. 66430 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:23:33,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:33,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 384 states and 394 transitions. [2022-12-14 20:23:33,312 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 394 transitions. [2022-12-14 20:23:33,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2022-12-14 20:23:33,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:33,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:33,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:33,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 3393 conjuncts, 368 conjunts are in the unsatisfiable core [2022-12-14 20:23:34,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:23:35,376 INFO L134 CoverageAnalysis]: Checked inductivity of 66798 backedges. 1 proven. 66795 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:23:36,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:36,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 385 states and 395 transitions. [2022-12-14 20:23:36,755 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 395 transitions. [2022-12-14 20:23:36,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2022-12-14 20:23:36,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:36,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:37,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:37,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 3402 conjuncts, 369 conjunts are in the unsatisfiable core [2022-12-14 20:23:37,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:23:38,962 INFO L134 CoverageAnalysis]: Checked inductivity of 67164 backedges. 1 proven. 67161 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:23:40,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:40,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 386 states and 396 transitions. [2022-12-14 20:23:40,631 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 396 transitions. [2022-12-14 20:23:40,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2022-12-14 20:23:40,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:40,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:41,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:41,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 3411 conjuncts, 370 conjunts are in the unsatisfiable core [2022-12-14 20:23:41,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:23:42,816 INFO L134 CoverageAnalysis]: Checked inductivity of 67531 backedges. 1 proven. 67528 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:23:44,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:44,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 387 states and 397 transitions. [2022-12-14 20:23:44,295 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 397 transitions. [2022-12-14 20:23:44,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2022-12-14 20:23:44,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:44,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:44,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:45,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 3420 conjuncts, 371 conjunts are in the unsatisfiable core [2022-12-14 20:23:45,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:23:46,357 INFO L134 CoverageAnalysis]: Checked inductivity of 67899 backedges. 1 proven. 67896 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:23:47,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:47,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 388 states and 398 transitions. [2022-12-14 20:23:47,961 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 398 transitions. [2022-12-14 20:23:47,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2022-12-14 20:23:47,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:47,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:48,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 3429 conjuncts, 372 conjunts are in the unsatisfiable core [2022-12-14 20:23:48,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:23:50,062 INFO L134 CoverageAnalysis]: Checked inductivity of 68268 backedges. 1 proven. 68265 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:23:51,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:51,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 389 states and 399 transitions. [2022-12-14 20:23:51,434 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 399 transitions. [2022-12-14 20:23:51,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2022-12-14 20:23:51,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:51,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:52,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:52,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 3438 conjuncts, 373 conjunts are in the unsatisfiable core [2022-12-14 20:23:52,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:23:53,845 INFO L134 CoverageAnalysis]: Checked inductivity of 68638 backedges. 1 proven. 68635 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:23:55,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:55,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 390 states and 400 transitions. [2022-12-14 20:23:55,377 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 400 transitions. [2022-12-14 20:23:55,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2022-12-14 20:23:55,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:55,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:56,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 3447 conjuncts, 374 conjunts are in the unsatisfiable core [2022-12-14 20:23:56,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:23:57,509 INFO L134 CoverageAnalysis]: Checked inductivity of 69009 backedges. 1 proven. 69006 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:23:58,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:58,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 391 states and 401 transitions. [2022-12-14 20:23:58,955 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 401 transitions. [2022-12-14 20:23:58,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2022-12-14 20:23:58,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:58,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:59,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:59,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 3456 conjuncts, 375 conjunts are in the unsatisfiable core [2022-12-14 20:23:59,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:01,065 INFO L134 CoverageAnalysis]: Checked inductivity of 69381 backedges. 1 proven. 69378 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:02,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:02,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 392 states and 402 transitions. [2022-12-14 20:24:02,659 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 402 transitions. [2022-12-14 20:24:02,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2022-12-14 20:24:02,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:02,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:03,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:03,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 3465 conjuncts, 376 conjunts are in the unsatisfiable core [2022-12-14 20:24:03,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:04,869 INFO L134 CoverageAnalysis]: Checked inductivity of 69754 backedges. 1 proven. 69751 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:06,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:06,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 393 states and 403 transitions. [2022-12-14 20:24:06,334 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 403 transitions. [2022-12-14 20:24:06,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2022-12-14 20:24:06,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:06,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:06,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:06,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 3474 conjuncts, 377 conjunts are in the unsatisfiable core [2022-12-14 20:24:06,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:08,541 INFO L134 CoverageAnalysis]: Checked inductivity of 70128 backedges. 1 proven. 70125 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:10,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:10,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 394 states and 404 transitions. [2022-12-14 20:24:10,062 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 404 transitions. [2022-12-14 20:24:10,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2022-12-14 20:24:10,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:10,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:10,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 3483 conjuncts, 378 conjunts are in the unsatisfiable core [2022-12-14 20:24:10,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:12,435 INFO L134 CoverageAnalysis]: Checked inductivity of 70503 backedges. 1 proven. 70500 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:13,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:13,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 395 states and 405 transitions. [2022-12-14 20:24:13,948 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 405 transitions. [2022-12-14 20:24:13,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2022-12-14 20:24:13,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:13,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:14,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:14,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 3492 conjuncts, 379 conjunts are in the unsatisfiable core [2022-12-14 20:24:14,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:16,121 INFO L134 CoverageAnalysis]: Checked inductivity of 70879 backedges. 1 proven. 70876 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:17,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:17,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 396 states and 406 transitions. [2022-12-14 20:24:17,588 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 406 transitions. [2022-12-14 20:24:17,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2022-12-14 20:24:17,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:17,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:18,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:18,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 3501 conjuncts, 380 conjunts are in the unsatisfiable core [2022-12-14 20:24:18,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:19,613 INFO L134 CoverageAnalysis]: Checked inductivity of 71256 backedges. 1 proven. 71253 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:21,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:21,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 397 states and 407 transitions. [2022-12-14 20:24:21,074 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 407 transitions. [2022-12-14 20:24:21,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 395 [2022-12-14 20:24:21,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:21,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:21,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 3510 conjuncts, 381 conjunts are in the unsatisfiable core [2022-12-14 20:24:21,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:23,240 INFO L134 CoverageAnalysis]: Checked inductivity of 71634 backedges. 1 proven. 71631 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:24,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:24,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 398 states and 408 transitions. [2022-12-14 20:24:24,631 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 408 transitions. [2022-12-14 20:24:24,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2022-12-14 20:24:24,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:24,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:25,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:25,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 3519 conjuncts, 382 conjunts are in the unsatisfiable core [2022-12-14 20:24:25,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:26,576 INFO L134 CoverageAnalysis]: Checked inductivity of 72013 backedges. 1 proven. 72010 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:28,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:28,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 399 states and 409 transitions. [2022-12-14 20:24:28,073 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 409 transitions. [2022-12-14 20:24:28,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2022-12-14 20:24:28,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:28,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:28,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:29,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 3528 conjuncts, 383 conjunts are in the unsatisfiable core [2022-12-14 20:24:29,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:30,337 INFO L134 CoverageAnalysis]: Checked inductivity of 72393 backedges. 1 proven. 72390 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:31,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:31,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 400 states and 410 transitions. [2022-12-14 20:24:31,747 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 410 transitions. [2022-12-14 20:24:31,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2022-12-14 20:24:31,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:31,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:32,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:32,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 3537 conjuncts, 384 conjunts are in the unsatisfiable core [2022-12-14 20:24:32,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:33,838 INFO L134 CoverageAnalysis]: Checked inductivity of 72774 backedges. 1 proven. 72771 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:35,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:35,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 401 states and 411 transitions. [2022-12-14 20:24:35,194 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 411 transitions. [2022-12-14 20:24:35,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2022-12-14 20:24:35,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:35,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:35,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 3546 conjuncts, 385 conjunts are in the unsatisfiable core [2022-12-14 20:24:35,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:37,369 INFO L134 CoverageAnalysis]: Checked inductivity of 73156 backedges. 1 proven. 73153 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:38,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:38,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 402 states and 412 transitions. [2022-12-14 20:24:38,908 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 412 transitions. [2022-12-14 20:24:38,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2022-12-14 20:24:38,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:38,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:39,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:39,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 3555 conjuncts, 386 conjunts are in the unsatisfiable core [2022-12-14 20:24:39,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:41,350 INFO L134 CoverageAnalysis]: Checked inductivity of 73539 backedges. 1 proven. 73536 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:43,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:43,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 403 states and 413 transitions. [2022-12-14 20:24:43,266 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 413 transitions. [2022-12-14 20:24:43,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2022-12-14 20:24:43,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:43,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:44,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:44,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 3564 conjuncts, 387 conjunts are in the unsatisfiable core [2022-12-14 20:24:44,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:45,363 INFO L134 CoverageAnalysis]: Checked inductivity of 73923 backedges. 1 proven. 73920 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:46,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:46,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 404 states and 414 transitions. [2022-12-14 20:24:46,978 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 414 transitions. [2022-12-14 20:24:46,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2022-12-14 20:24:46,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:46,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:47,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:47,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 3573 conjuncts, 388 conjunts are in the unsatisfiable core [2022-12-14 20:24:47,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:49,172 INFO L134 CoverageAnalysis]: Checked inductivity of 74308 backedges. 1 proven. 74305 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:50,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:50,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 405 states and 415 transitions. [2022-12-14 20:24:50,844 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 415 transitions. [2022-12-14 20:24:50,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2022-12-14 20:24:50,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:50,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:51,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:51,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 3582 conjuncts, 389 conjunts are in the unsatisfiable core [2022-12-14 20:24:51,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:52,956 INFO L134 CoverageAnalysis]: Checked inductivity of 74694 backedges. 1 proven. 74691 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:54,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:54,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 406 states and 416 transitions. [2022-12-14 20:24:54,549 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 416 transitions. [2022-12-14 20:24:54,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2022-12-14 20:24:54,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:54,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:55,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:55,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 3591 conjuncts, 390 conjunts are in the unsatisfiable core [2022-12-14 20:24:55,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:56,765 INFO L134 CoverageAnalysis]: Checked inductivity of 75081 backedges. 1 proven. 75078 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:58,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:58,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 407 states and 417 transitions. [2022-12-14 20:24:58,514 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 417 transitions. [2022-12-14 20:24:58,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2022-12-14 20:24:58,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:58,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:59,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:59,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 3600 conjuncts, 391 conjunts are in the unsatisfiable core [2022-12-14 20:24:59,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:00,584 INFO L134 CoverageAnalysis]: Checked inductivity of 75469 backedges. 1 proven. 75466 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:25:01,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:01,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 408 states and 418 transitions. [2022-12-14 20:25:01,965 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 418 transitions. [2022-12-14 20:25:01,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2022-12-14 20:25:01,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:01,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:02,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:02,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 3609 conjuncts, 392 conjunts are in the unsatisfiable core [2022-12-14 20:25:02,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:03,917 INFO L134 CoverageAnalysis]: Checked inductivity of 75858 backedges. 1 proven. 75855 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:25:05,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:05,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 409 states and 419 transitions. [2022-12-14 20:25:05,464 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 419 transitions. [2022-12-14 20:25:05,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2022-12-14 20:25:05,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:05,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:06,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:06,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 3618 conjuncts, 393 conjunts are in the unsatisfiable core [2022-12-14 20:25:06,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:07,856 INFO L134 CoverageAnalysis]: Checked inductivity of 76248 backedges. 1 proven. 76245 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:25:09,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:09,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 410 states and 420 transitions. [2022-12-14 20:25:09,749 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 420 transitions. [2022-12-14 20:25:09,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2022-12-14 20:25:09,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:09,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:10,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:10,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 3627 conjuncts, 394 conjunts are in the unsatisfiable core [2022-12-14 20:25:10,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:11,976 INFO L134 CoverageAnalysis]: Checked inductivity of 76639 backedges. 1 proven. 76636 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:25:13,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:13,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 411 states and 421 transitions. [2022-12-14 20:25:13,870 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 421 transitions. [2022-12-14 20:25:13,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2022-12-14 20:25:13,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:13,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:14,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:14,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 3636 conjuncts, 395 conjunts are in the unsatisfiable core [2022-12-14 20:25:14,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:16,660 INFO L134 CoverageAnalysis]: Checked inductivity of 77031 backedges. 1 proven. 77028 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:25:18,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:18,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 412 states and 422 transitions. [2022-12-14 20:25:18,225 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 422 transitions. [2022-12-14 20:25:18,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2022-12-14 20:25:18,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:18,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:18,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:18,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 3645 conjuncts, 396 conjunts are in the unsatisfiable core [2022-12-14 20:25:18,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:20,547 INFO L134 CoverageAnalysis]: Checked inductivity of 77424 backedges. 1 proven. 77421 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:25:22,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:22,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 413 states and 423 transitions. [2022-12-14 20:25:22,160 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 423 transitions. [2022-12-14 20:25:22,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2022-12-14 20:25:22,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:22,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:23,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:23,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 3654 conjuncts, 397 conjunts are in the unsatisfiable core [2022-12-14 20:25:23,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:24,890 INFO L134 CoverageAnalysis]: Checked inductivity of 77818 backedges. 1 proven. 77815 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:25:26,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:26,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 414 states and 424 transitions. [2022-12-14 20:25:26,337 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 424 transitions. [2022-12-14 20:25:26,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2022-12-14 20:25:26,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:26,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:27,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:27,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 3663 conjuncts, 398 conjunts are in the unsatisfiable core [2022-12-14 20:25:27,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:28,414 INFO L134 CoverageAnalysis]: Checked inductivity of 78213 backedges. 1 proven. 78210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:25:29,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:29,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 415 states and 425 transitions. [2022-12-14 20:25:29,824 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 425 transitions. [2022-12-14 20:25:29,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2022-12-14 20:25:29,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:29,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:30,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:30,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 3672 conjuncts, 399 conjunts are in the unsatisfiable core [2022-12-14 20:25:30,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:32,056 INFO L134 CoverageAnalysis]: Checked inductivity of 78609 backedges. 1 proven. 78606 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:25:33,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:33,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 416 states and 426 transitions. [2022-12-14 20:25:33,676 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 426 transitions. [2022-12-14 20:25:33,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2022-12-14 20:25:33,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:33,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:34,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:34,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 3681 conjuncts, 400 conjunts are in the unsatisfiable core [2022-12-14 20:25:34,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:36,015 INFO L134 CoverageAnalysis]: Checked inductivity of 79006 backedges. 1 proven. 79003 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:25:37,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:37,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 417 states and 427 transitions. [2022-12-14 20:25:37,585 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 427 transitions. [2022-12-14 20:25:37,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2022-12-14 20:25:37,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:37,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:38,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:38,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 3690 conjuncts, 401 conjunts are in the unsatisfiable core [2022-12-14 20:25:38,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:40,087 INFO L134 CoverageAnalysis]: Checked inductivity of 79404 backedges. 1 proven. 79401 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:25:41,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:41,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 418 states and 428 transitions. [2022-12-14 20:25:41,933 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 428 transitions. [2022-12-14 20:25:41,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2022-12-14 20:25:41,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:41,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:42,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:42,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 3699 conjuncts, 402 conjunts are in the unsatisfiable core [2022-12-14 20:25:42,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:44,385 INFO L134 CoverageAnalysis]: Checked inductivity of 79803 backedges. 1 proven. 79800 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:25:46,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:46,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 419 states and 429 transitions. [2022-12-14 20:25:46,352 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 429 transitions. [2022-12-14 20:25:46,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2022-12-14 20:25:46,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:46,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:47,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:47,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 3708 conjuncts, 403 conjunts are in the unsatisfiable core [2022-12-14 20:25:47,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:48,655 INFO L134 CoverageAnalysis]: Checked inductivity of 80203 backedges. 1 proven. 80200 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:25:50,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:50,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 420 states and 430 transitions. [2022-12-14 20:25:50,404 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 430 transitions. [2022-12-14 20:25:50,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2022-12-14 20:25:50,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:50,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:51,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:51,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 3717 conjuncts, 404 conjunts are in the unsatisfiable core [2022-12-14 20:25:51,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:53,068 INFO L134 CoverageAnalysis]: Checked inductivity of 80604 backedges. 1 proven. 80601 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:25:54,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:54,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 421 states and 431 transitions. [2022-12-14 20:25:54,844 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 431 transitions. [2022-12-14 20:25:54,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2022-12-14 20:25:54,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:54,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:55,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:55,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 3726 conjuncts, 405 conjunts are in the unsatisfiable core [2022-12-14 20:25:55,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:57,465 INFO L134 CoverageAnalysis]: Checked inductivity of 81006 backedges. 1 proven. 81003 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:25:58,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:58,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 422 states and 432 transitions. [2022-12-14 20:25:58,995 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 432 transitions. [2022-12-14 20:25:58,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2022-12-14 20:25:58,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:58,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:59,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:59,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 3735 conjuncts, 406 conjunts are in the unsatisfiable core [2022-12-14 20:25:59,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:01,543 INFO L134 CoverageAnalysis]: Checked inductivity of 81409 backedges. 1 proven. 81406 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:26:03,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:03,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 423 states and 433 transitions. [2022-12-14 20:26:03,108 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 433 transitions. [2022-12-14 20:26:03,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2022-12-14 20:26:03,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:03,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:03,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:03,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 3744 conjuncts, 407 conjunts are in the unsatisfiable core [2022-12-14 20:26:03,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:05,363 INFO L134 CoverageAnalysis]: Checked inductivity of 81813 backedges. 1 proven. 81810 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:26:06,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:06,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 424 states and 434 transitions. [2022-12-14 20:26:06,907 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 434 transitions. [2022-12-14 20:26:06,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2022-12-14 20:26:06,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:06,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:07,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:07,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 3753 conjuncts, 408 conjunts are in the unsatisfiable core [2022-12-14 20:26:07,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:09,420 INFO L134 CoverageAnalysis]: Checked inductivity of 82218 backedges. 1 proven. 82215 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:26:10,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:10,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 425 states and 435 transitions. [2022-12-14 20:26:10,843 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 435 transitions. [2022-12-14 20:26:10,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2022-12-14 20:26:10,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:10,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:11,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:11,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 3762 conjuncts, 409 conjunts are in the unsatisfiable core [2022-12-14 20:26:11,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:13,012 INFO L134 CoverageAnalysis]: Checked inductivity of 82624 backedges. 1 proven. 82621 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:26:14,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:14,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 426 states and 436 transitions. [2022-12-14 20:26:14,597 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 436 transitions. [2022-12-14 20:26:14,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2022-12-14 20:26:14,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:14,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:15,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:15,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 3771 conjuncts, 410 conjunts are in the unsatisfiable core [2022-12-14 20:26:15,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:17,526 INFO L134 CoverageAnalysis]: Checked inductivity of 83031 backedges. 1 proven. 83028 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:26:19,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:19,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 427 states and 437 transitions. [2022-12-14 20:26:19,164 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 437 transitions. [2022-12-14 20:26:19,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2022-12-14 20:26:19,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:19,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:19,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:19,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 3780 conjuncts, 411 conjunts are in the unsatisfiable core [2022-12-14 20:26:19,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:21,483 INFO L134 CoverageAnalysis]: Checked inductivity of 83439 backedges. 1 proven. 83436 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:26:23,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:23,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 428 states and 438 transitions. [2022-12-14 20:26:23,244 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 438 transitions. [2022-12-14 20:26:23,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2022-12-14 20:26:23,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:23,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:24,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 3789 conjuncts, 412 conjunts are in the unsatisfiable core [2022-12-14 20:26:24,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:26,151 INFO L134 CoverageAnalysis]: Checked inductivity of 83848 backedges. 1 proven. 83845 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:26:27,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:27,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 429 states and 439 transitions. [2022-12-14 20:26:27,987 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 439 transitions. [2022-12-14 20:26:27,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2022-12-14 20:26:27,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:27,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:28,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:28,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 3798 conjuncts, 413 conjunts are in the unsatisfiable core [2022-12-14 20:26:28,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:30,554 INFO L134 CoverageAnalysis]: Checked inductivity of 84258 backedges. 1 proven. 84255 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:26:32,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:32,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 430 states and 440 transitions. [2022-12-14 20:26:32,542 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 440 transitions. [2022-12-14 20:26:32,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2022-12-14 20:26:32,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:32,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:33,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:33,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 3807 conjuncts, 414 conjunts are in the unsatisfiable core [2022-12-14 20:26:33,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:35,333 INFO L134 CoverageAnalysis]: Checked inductivity of 84669 backedges. 1 proven. 84666 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:26:37,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:37,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 431 states and 441 transitions. [2022-12-14 20:26:37,267 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 441 transitions. [2022-12-14 20:26:37,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2022-12-14 20:26:37,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:37,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:38,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:38,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 3816 conjuncts, 415 conjunts are in the unsatisfiable core [2022-12-14 20:26:38,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:39,961 INFO L134 CoverageAnalysis]: Checked inductivity of 85081 backedges. 1 proven. 85078 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:26:41,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:41,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 432 states and 442 transitions. [2022-12-14 20:26:41,433 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 442 transitions. [2022-12-14 20:26:41,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2022-12-14 20:26:41,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:41,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:42,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:42,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 3825 conjuncts, 416 conjunts are in the unsatisfiable core [2022-12-14 20:26:42,305 INFO L286 TraceCheckSpWp]: Computing forward predicates...