./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-multidimensional/copy-3-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624f148b-31a9-47d3-98da-579a2932bac3/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624f148b-31a9-47d3-98da-579a2932bac3/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_624f148b-31a9-47d3-98da-579a2932bac3/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624f148b-31a9-47d3-98da-579a2932bac3/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/copy-3-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624f148b-31a9-47d3-98da-579a2932bac3/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_624f148b-31a9-47d3-98da-579a2932bac3/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 caaec4b6d97bde36a1fbc7dfb6c9c9f88e0ac7fb0d2e87f4054fca32d8e102e9 --- 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 21:15:57,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:15:57,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:15:57,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:15:57,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:15:57,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:15:57,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:15:57,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:15:57,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:15:57,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:15:57,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:15:57,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:15:57,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:15:57,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:15:57,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:15:57,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:15:57,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:15:57,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:15:57,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:15:57,123 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:15:57,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:15:57,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:15:57,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:15:57,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:15:57,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:15:57,129 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:15:57,129 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:15:57,130 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:15:57,130 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:15:57,131 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:15:57,131 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:15:57,132 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:15:57,132 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:15:57,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:15:57,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:15:57,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:15:57,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:15:57,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:15:57,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:15:57,136 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:15:57,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:15:57,137 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624f148b-31a9-47d3-98da-579a2932bac3/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 21:15:57,152 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:15:57,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:15:57,153 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:15:57,153 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:15:57,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:15:57,154 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:15:57,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:15:57,154 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:15:57,155 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:15:57,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:15:57,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:15:57,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:15:57,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:15:57,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:15:57,156 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:15:57,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:15:57,157 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:15:57,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:15:57,157 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:15:57,157 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:15:57,157 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:15:57,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:15:57,158 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:15:57,158 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:15:57,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:15:57,158 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:15:57,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:15:57,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:15:57,159 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_624f148b-31a9-47d3-98da-579a2932bac3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624f148b-31a9-47d3-98da-579a2932bac3/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> caaec4b6d97bde36a1fbc7dfb6c9c9f88e0ac7fb0d2e87f4054fca32d8e102e9 [2022-12-14 21:15:57,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:15:57,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:15:57,348 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:15:57,350 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:15:57,350 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:15:57,351 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624f148b-31a9-47d3-98da-579a2932bac3/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-multidimensional/copy-3-n-u.c [2022-12-14 21:16:00,037 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:16:00,159 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:16:00,159 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624f148b-31a9-47d3-98da-579a2932bac3/sv-benchmarks/c/array-multidimensional/copy-3-n-u.c [2022-12-14 21:16:00,164 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624f148b-31a9-47d3-98da-579a2932bac3/bin/ukojak-rkRKPMF4O4/data/0aea6a380/0c0743c6caeb4af28f6d98babf6c97b2/FLAG2bda5cafd [2022-12-14 21:16:00,174 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624f148b-31a9-47d3-98da-579a2932bac3/bin/ukojak-rkRKPMF4O4/data/0aea6a380/0c0743c6caeb4af28f6d98babf6c97b2 [2022-12-14 21:16:00,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:16:00,177 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:16:00,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:16:00,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:16:00,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:16:00,181 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:16:00" (1/1) ... [2022-12-14 21:16:00,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1234be32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:00, skipping insertion in model container [2022-12-14 21:16:00,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:16:00" (1/1) ... [2022-12-14 21:16:00,187 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:16:00,198 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:16:00,298 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_624f148b-31a9-47d3-98da-579a2932bac3/sv-benchmarks/c/array-multidimensional/copy-3-n-u.c[322,335] [2022-12-14 21:16:00,313 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:16:00,320 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:16:00,328 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_624f148b-31a9-47d3-98da-579a2932bac3/sv-benchmarks/c/array-multidimensional/copy-3-n-u.c[322,335] [2022-12-14 21:16:00,336 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:16:00,346 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:16:00,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:00 WrapperNode [2022-12-14 21:16:00,346 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:16:00,347 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:16:00,347 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:16:00,347 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:16:00,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:00" (1/1) ... [2022-12-14 21:16:00,357 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:00" (1/1) ... [2022-12-14 21:16:00,371 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 108 [2022-12-14 21:16:00,371 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:16:00,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:16:00,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:16:00,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:16:00,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:00" (1/1) ... [2022-12-14 21:16:00,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:00" (1/1) ... [2022-12-14 21:16:00,380 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:00" (1/1) ... [2022-12-14 21:16:00,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:00" (1/1) ... [2022-12-14 21:16:00,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:00" (1/1) ... [2022-12-14 21:16:00,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:00" (1/1) ... [2022-12-14 21:16:00,388 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:00" (1/1) ... [2022-12-14 21:16:00,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:00" (1/1) ... [2022-12-14 21:16:00,390 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:16:00,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:16:00,391 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:16:00,391 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:16:00,391 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:16:00" (1/1) ... [2022-12-14 21:16:00,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:16:00,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624f148b-31a9-47d3-98da-579a2932bac3/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:16:00,415 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624f148b-31a9-47d3-98da-579a2932bac3/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:16:00,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624f148b-31a9-47d3-98da-579a2932bac3/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:16:00,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:16:00,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:16:00,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:16:00,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 21:16:00,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:16:00,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:16:00,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 21:16:00,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:16:00,518 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:16:00,520 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:16:00,669 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:16:00,718 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:16:00,718 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-12-14 21:16:00,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:16:00 BoogieIcfgContainer [2022-12-14 21:16:00,721 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:16:00,722 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:16:00,722 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:16:00,732 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:16:00,732 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:16:00" (1/1) ... [2022-12-14 21:16:00,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:16:00,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:00,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 15 states and 24 transitions. [2022-12-14 21:16:00,799 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 24 transitions. [2022-12-14 21:16:00,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 21:16:00,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:00,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:00,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 21:16:00,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:00,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:01,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:01,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2022-12-14 21:16:01,021 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2022-12-14 21:16:01,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 21:16:01,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:01,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:01,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:01,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 21:16:01,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:01,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:01,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:01,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 18 states and 30 transitions. [2022-12-14 21:16:01,175 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 30 transitions. [2022-12-14 21:16:01,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 21:16:01,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:01,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:01,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 21:16:01,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:01,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:01,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:01,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 21 states and 38 transitions. [2022-12-14 21:16:01,428 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 38 transitions. [2022-12-14 21:16:01,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 21:16:01,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:01,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:01,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:01,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 21:16:01,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:01,497 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:01,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:01,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 22 states and 39 transitions. [2022-12-14 21:16:01,573 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 39 transitions. [2022-12-14 21:16:01,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 21:16:01,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:01,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:01,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:01,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 21:16:01,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:01,644 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:01,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:01,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 23 states and 40 transitions. [2022-12-14 21:16:01,716 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 40 transitions. [2022-12-14 21:16:01,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 21:16:01,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:01,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:01,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:01,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 21:16:01,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:01,784 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:01,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:01,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2022-12-14 21:16:01,859 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2022-12-14 21:16:01,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:16:01,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:01,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:01,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:01,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 21:16:01,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:01,933 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:02,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:02,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 25 states and 42 transitions. [2022-12-14 21:16:02,011 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 42 transitions. [2022-12-14 21:16:02,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:16:02,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:02,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:02,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:02,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:16:02,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:02,098 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:02,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:02,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 26 states and 43 transitions. [2022-12-14 21:16:02,168 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 43 transitions. [2022-12-14 21:16:02,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 21:16:02,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:02,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:02,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:02,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 21:16:02,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:02,257 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:02,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:02,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 44 transitions. [2022-12-14 21:16:02,341 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 44 transitions. [2022-12-14 21:16:02,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:16:02,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:02,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:02,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:16:02,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:02,435 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:02,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:02,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 28 states and 45 transitions. [2022-12-14 21:16:02,515 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 45 transitions. [2022-12-14 21:16:02,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 21:16:02,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:02,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:02,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 21:16:02,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:02,607 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 2 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:02,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:02,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 29 states and 46 transitions. [2022-12-14 21:16:02,687 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2022-12-14 21:16:02,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:16:02,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:02,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:02,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:02,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 21:16:02,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:02,783 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 2 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:02,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:02,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 30 states and 47 transitions. [2022-12-14 21:16:02,868 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 47 transitions. [2022-12-14 21:16:02,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:16:02,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:02,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:02,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:02,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 21:16:02,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:02,981 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 2 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:03,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:03,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 48 transitions. [2022-12-14 21:16:03,071 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2022-12-14 21:16:03,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 21:16:03,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:03,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:03,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-14 21:16:03,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:03,183 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 2 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:03,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:03,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2022-12-14 21:16:03,252 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2022-12-14 21:16:03,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 21:16:03,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:03,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:03,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:03,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 21:16:03,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:03,351 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 2 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:03,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:03,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2022-12-14 21:16:03,430 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2022-12-14 21:16:03,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:16:03,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:03,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:03,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:03,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 16 conjunts are in the unsatisfiable core [2022-12-14 21:16:03,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:03,544 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 2 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:03,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:03,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2022-12-14 21:16:03,632 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2022-12-14 21:16:03,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:16:03,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:03,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:03,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:03,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 21:16:03,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:03,742 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 2 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:03,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:03,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2022-12-14 21:16:03,832 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2022-12-14 21:16:03,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:16:03,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:03,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:03,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:03,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 21:16:03,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:03,954 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 2 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:04,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:04,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2022-12-14 21:16:04,022 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2022-12-14 21:16:04,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:16:04,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:04,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:04,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:04,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 21:16:04,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:04,130 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 2 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:04,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:04,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2022-12-14 21:16:04,233 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2022-12-14 21:16:04,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:16:04,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:04,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:04,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:04,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-14 21:16:04,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:04,349 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 2 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:04,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:04,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 38 states and 55 transitions. [2022-12-14 21:16:04,422 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 55 transitions. [2022-12-14 21:16:04,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:16:04,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:04,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:04,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:04,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 21:16:04,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:04,524 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 2 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:04,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:04,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 39 states and 56 transitions. [2022-12-14 21:16:04,600 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2022-12-14 21:16:04,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 21:16:04,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:04,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:04,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:04,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 21:16:04,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:04,714 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 2 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:04,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:04,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 40 states and 57 transitions. [2022-12-14 21:16:04,823 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2022-12-14 21:16:04,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:16:04,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:04,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:04,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:04,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 21:16:04,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:04,946 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 2 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:05,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:05,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 41 states and 58 transitions. [2022-12-14 21:16:05,030 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 58 transitions. [2022-12-14 21:16:05,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 21:16:05,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:05,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:05,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:05,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 24 conjunts are in the unsatisfiable core [2022-12-14 21:16:05,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:05,158 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 2 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:05,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:05,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 42 states and 59 transitions. [2022-12-14 21:16:05,269 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 59 transitions. [2022-12-14 21:16:05,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 21:16:05,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:05,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:05,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:05,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-14 21:16:05,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:05,415 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 2 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:05,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:05,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 43 states and 60 transitions. [2022-12-14 21:16:05,520 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2022-12-14 21:16:05,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 21:16:05,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:05,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:05,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:05,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 21:16:05,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:05,645 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 2 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:05,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:05,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 44 states and 61 transitions. [2022-12-14 21:16:05,761 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2022-12-14 21:16:05,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 21:16:05,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:05,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:05,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:05,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 21:16:05,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:05,931 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 2 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:06,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:06,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 45 states and 62 transitions. [2022-12-14 21:16:06,043 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 62 transitions. [2022-12-14 21:16:06,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 21:16:06,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:06,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:06,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:06,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 28 conjunts are in the unsatisfiable core [2022-12-14 21:16:06,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:06,210 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 2 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:06,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:06,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 46 states and 63 transitions. [2022-12-14 21:16:06,328 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2022-12-14 21:16:06,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 21:16:06,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:06,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:06,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:06,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-14 21:16:06,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:06,488 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 2 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:06,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:06,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 47 states and 64 transitions. [2022-12-14 21:16:06,598 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2022-12-14 21:16:06,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 21:16:06,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:06,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:06,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:06,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-14 21:16:06,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:06,723 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 2 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:06,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:06,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 48 states and 65 transitions. [2022-12-14 21:16:06,843 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2022-12-14 21:16:06,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 21:16:06,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:06,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:06,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:06,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-14 21:16:06,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:07,013 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 2 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:07,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:07,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 49 states and 66 transitions. [2022-12-14 21:16:07,122 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 66 transitions. [2022-12-14 21:16:07,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 21:16:07,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:07,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:07,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:07,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-14 21:16:07,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:07,281 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 2 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:07,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:07,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 50 states and 67 transitions. [2022-12-14 21:16:07,398 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2022-12-14 21:16:07,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 21:16:07,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:07,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:07,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:07,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-14 21:16:07,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:07,548 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 2 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:07,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:07,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 51 states and 68 transitions. [2022-12-14 21:16:07,646 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2022-12-14 21:16:07,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 21:16:07,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:07,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:07,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:07,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 21:16:07,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:07,798 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 2 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:07,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:07,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 52 states and 69 transitions. [2022-12-14 21:16:07,908 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 69 transitions. [2022-12-14 21:16:07,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 21:16:07,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:07,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:07,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:07,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 21:16:07,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:08,077 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 2 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:08,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:08,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 53 states and 70 transitions. [2022-12-14 21:16:08,193 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2022-12-14 21:16:08,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 21:16:08,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:08,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:08,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:08,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 36 conjunts are in the unsatisfiable core [2022-12-14 21:16:08,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:08,385 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 2 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:08,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:08,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 54 states and 71 transitions. [2022-12-14 21:16:08,552 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2022-12-14 21:16:08,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 21:16:08,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:08,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:08,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 21:16:08,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:08,770 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 2 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:08,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:08,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2022-12-14 21:16:08,929 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2022-12-14 21:16:08,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 21:16:08,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:08,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:09,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:09,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 38 conjunts are in the unsatisfiable core [2022-12-14 21:16:09,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:09,119 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 2 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:09,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:09,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2022-12-14 21:16:09,227 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2022-12-14 21:16:09,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-14 21:16:09,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:09,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:09,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:09,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 21:16:09,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:09,378 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 2 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:09,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:09,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 57 states and 74 transitions. [2022-12-14 21:16:09,497 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2022-12-14 21:16:09,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-14 21:16:09,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:09,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:09,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:09,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 40 conjunts are in the unsatisfiable core [2022-12-14 21:16:09,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:09,651 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 2 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:09,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:09,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2022-12-14 21:16:09,811 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2022-12-14 21:16:09,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 21:16:09,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:09,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:09,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:09,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 41 conjunts are in the unsatisfiable core [2022-12-14 21:16:09,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:10,055 INFO L134 CoverageAnalysis]: Checked inductivity of 743 backedges. 2 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:10,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:10,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 59 states and 76 transitions. [2022-12-14 21:16:10,232 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2022-12-14 21:16:10,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-14 21:16:10,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:10,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:10,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:10,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 42 conjunts are in the unsatisfiable core [2022-12-14 21:16:10,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:10,473 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 2 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:10,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:10,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 60 states and 77 transitions. [2022-12-14 21:16:10,659 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2022-12-14 21:16:10,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-14 21:16:10,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:10,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:10,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:10,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 43 conjunts are in the unsatisfiable core [2022-12-14 21:16:10,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:10,823 INFO L134 CoverageAnalysis]: Checked inductivity of 822 backedges. 2 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:10,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:10,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 61 states and 78 transitions. [2022-12-14 21:16:10,982 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2022-12-14 21:16:10,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 21:16:10,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:10,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:11,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:11,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 44 conjunts are in the unsatisfiable core [2022-12-14 21:16:11,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:11,239 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 2 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:11,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:11,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 62 states and 79 transitions. [2022-12-14 21:16:11,420 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 79 transitions. [2022-12-14 21:16:11,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-14 21:16:11,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:11,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:11,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:11,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 45 conjunts are in the unsatisfiable core [2022-12-14 21:16:11,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:11,662 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 2 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:11,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:11,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 63 states and 80 transitions. [2022-12-14 21:16:11,792 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2022-12-14 21:16:11,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 21:16:11,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:11,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:11,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:11,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 46 conjunts are in the unsatisfiable core [2022-12-14 21:16:11,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:12,054 INFO L134 CoverageAnalysis]: Checked inductivity of 948 backedges. 2 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:12,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:12,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 64 states and 81 transitions. [2022-12-14 21:16:12,257 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2022-12-14 21:16:12,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-14 21:16:12,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:12,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:12,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 47 conjunts are in the unsatisfiable core [2022-12-14 21:16:12,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:12,523 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 2 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:12,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:12,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 65 states and 82 transitions. [2022-12-14 21:16:12,725 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2022-12-14 21:16:12,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-14 21:16:12,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:12,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:12,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 48 conjunts are in the unsatisfiable core [2022-12-14 21:16:12,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:12,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 2 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:13,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:13,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 66 states and 83 transitions. [2022-12-14 21:16:13,077 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2022-12-14 21:16:13,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-14 21:16:13,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:13,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:13,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:13,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 49 conjunts are in the unsatisfiable core [2022-12-14 21:16:13,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:13,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1083 backedges. 2 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:13,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:13,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 67 states and 84 transitions. [2022-12-14 21:16:13,410 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2022-12-14 21:16:13,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-14 21:16:13,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:13,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:13,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:13,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 50 conjunts are in the unsatisfiable core [2022-12-14 21:16:13,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:13,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1130 backedges. 2 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:13,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:13,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 68 states and 85 transitions. [2022-12-14 21:16:13,753 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 85 transitions. [2022-12-14 21:16:13,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 21:16:13,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:13,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:13,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:13,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 51 conjunts are in the unsatisfiable core [2022-12-14 21:16:13,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:14,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1178 backedges. 2 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:14,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:14,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 69 states and 86 transitions. [2022-12-14 21:16:14,163 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 86 transitions. [2022-12-14 21:16:14,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 21:16:14,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:14,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:14,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:14,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 52 conjunts are in the unsatisfiable core [2022-12-14 21:16:14,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:14,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1227 backedges. 2 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:14,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:14,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 70 states and 87 transitions. [2022-12-14 21:16:14,517 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2022-12-14 21:16:14,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-14 21:16:14,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:14,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:14,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:14,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 53 conjunts are in the unsatisfiable core [2022-12-14 21:16:14,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:14,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1277 backedges. 2 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:14,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:14,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 71 states and 88 transitions. [2022-12-14 21:16:14,915 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2022-12-14 21:16:14,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 21:16:14,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:14,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:14,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:14,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 54 conjunts are in the unsatisfiable core [2022-12-14 21:16:14,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:15,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1328 backedges. 2 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:15,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:15,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 72 states and 89 transitions. [2022-12-14 21:16:15,277 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 89 transitions. [2022-12-14 21:16:15,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-14 21:16:15,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:15,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:15,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:15,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 55 conjunts are in the unsatisfiable core [2022-12-14 21:16:15,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:15,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 2 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:15,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:15,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 73 states and 90 transitions. [2022-12-14 21:16:15,668 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 90 transitions. [2022-12-14 21:16:15,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-12-14 21:16:15,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:15,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:15,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:16:15,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:15,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1433 backedges. 2 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:16,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:16,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 74 states and 91 transitions. [2022-12-14 21:16:16,089 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 91 transitions. [2022-12-14 21:16:16,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-14 21:16:16,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:16,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:16,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:16,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 57 conjunts are in the unsatisfiable core [2022-12-14 21:16:16,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:16,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1487 backedges. 2 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:16,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:16,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 75 states and 92 transitions. [2022-12-14 21:16:16,510 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 92 transitions. [2022-12-14 21:16:16,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-14 21:16:16,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:16,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:16,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 604 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:16:16,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:16,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1542 backedges. 2 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:16,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:16,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 76 states and 93 transitions. [2022-12-14 21:16:16,959 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 93 transitions. [2022-12-14 21:16:16,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 21:16:16,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:16,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:17,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 59 conjunts are in the unsatisfiable core [2022-12-14 21:16:17,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:17,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1598 backedges. 2 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:17,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:17,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 77 states and 94 transitions. [2022-12-14 21:16:17,478 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 94 transitions. [2022-12-14 21:16:17,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-12-14 21:16:17,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:17,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:17,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:17,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 622 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:16:17,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:17,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1655 backedges. 2 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:17,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:17,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 78 states and 95 transitions. [2022-12-14 21:16:17,964 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 95 transitions. [2022-12-14 21:16:17,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-14 21:16:17,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:17,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:18,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:18,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 61 conjunts are in the unsatisfiable core [2022-12-14 21:16:18,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:18,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1713 backedges. 2 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:18,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:18,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 79 states and 96 transitions. [2022-12-14 21:16:18,379 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 96 transitions. [2022-12-14 21:16:18,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 21:16:18,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:18,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:18,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 640 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:16:18,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:18,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1772 backedges. 2 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:18,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:18,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 80 states and 97 transitions. [2022-12-14 21:16:18,789 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 97 transitions. [2022-12-14 21:16:18,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-14 21:16:18,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:18,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:18,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:18,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 63 conjunts are in the unsatisfiable core [2022-12-14 21:16:18,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:19,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1832 backedges. 2 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:19,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:19,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 81 states and 98 transitions. [2022-12-14 21:16:19,257 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 98 transitions. [2022-12-14 21:16:19,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 21:16:19,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:19,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:19,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:19,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 64 conjunts are in the unsatisfiable core [2022-12-14 21:16:19,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:19,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1893 backedges. 2 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:19,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:19,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 82 states and 99 transitions. [2022-12-14 21:16:19,738 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 99 transitions. [2022-12-14 21:16:19,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-12-14 21:16:19,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:19,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:19,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:19,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 65 conjunts are in the unsatisfiable core [2022-12-14 21:16:19,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:20,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1955 backedges. 2 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:20,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:20,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 83 states and 100 transitions. [2022-12-14 21:16:20,269 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 100 transitions. [2022-12-14 21:16:20,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-14 21:16:20,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:20,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:20,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:20,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 66 conjunts are in the unsatisfiable core [2022-12-14 21:16:20,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:20,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2018 backedges. 2 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:20,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:20,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 84 states and 101 transitions. [2022-12-14 21:16:20,721 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 101 transitions. [2022-12-14 21:16:20,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-14 21:16:20,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:20,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:20,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:20,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 67 conjunts are in the unsatisfiable core [2022-12-14 21:16:20,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:20,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2082 backedges. 2 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:21,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:21,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 85 states and 102 transitions. [2022-12-14 21:16:21,148 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 102 transitions. [2022-12-14 21:16:21,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-12-14 21:16:21,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:21,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:21,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:21,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 68 conjunts are in the unsatisfiable core [2022-12-14 21:16:21,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:21,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2147 backedges. 2 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:21,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:21,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 86 states and 103 transitions. [2022-12-14 21:16:21,631 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 103 transitions. [2022-12-14 21:16:21,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 21:16:21,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:21,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:21,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:21,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 69 conjunts are in the unsatisfiable core [2022-12-14 21:16:21,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:21,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2213 backedges. 2 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:22,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:22,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 87 states and 104 transitions. [2022-12-14 21:16:22,086 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 104 transitions. [2022-12-14 21:16:22,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 21:16:22,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:22,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:22,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:22,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 712 conjuncts, 70 conjunts are in the unsatisfiable core [2022-12-14 21:16:22,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:22,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2280 backedges. 2 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:22,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:22,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 88 states and 105 transitions. [2022-12-14 21:16:22,592 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 105 transitions. [2022-12-14 21:16:22,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-12-14 21:16:22,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:22,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:22,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:22,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 71 conjunts are in the unsatisfiable core [2022-12-14 21:16:22,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:22,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2348 backedges. 2 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:23,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:23,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 89 states and 106 transitions. [2022-12-14 21:16:23,109 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 106 transitions. [2022-12-14 21:16:23,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-12-14 21:16:23,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:23,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:23,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:23,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 730 conjuncts, 72 conjunts are in the unsatisfiable core [2022-12-14 21:16:23,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:23,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2417 backedges. 2 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:23,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:23,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 90 states and 107 transitions. [2022-12-14 21:16:23,646 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 107 transitions. [2022-12-14 21:16:23,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-14 21:16:23,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:23,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:23,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:23,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 73 conjunts are in the unsatisfiable core [2022-12-14 21:16:23,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:23,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2487 backedges. 2 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:24,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:24,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 91 states and 108 transitions. [2022-12-14 21:16:24,196 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 108 transitions. [2022-12-14 21:16:24,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-12-14 21:16:24,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:24,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:24,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:24,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 748 conjuncts, 74 conjunts are in the unsatisfiable core [2022-12-14 21:16:24,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:24,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2558 backedges. 2 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:24,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:24,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 92 states and 109 transitions. [2022-12-14 21:16:24,711 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 109 transitions. [2022-12-14 21:16:24,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-14 21:16:24,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:24,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:24,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:24,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 75 conjunts are in the unsatisfiable core [2022-12-14 21:16:24,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:25,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2630 backedges. 2 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:25,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:25,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 93 states and 110 transitions. [2022-12-14 21:16:25,362 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 110 transitions. [2022-12-14 21:16:25,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-14 21:16:25,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:25,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:25,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 76 conjunts are in the unsatisfiable core [2022-12-14 21:16:25,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:25,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2703 backedges. 2 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:26,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:26,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 94 states and 111 transitions. [2022-12-14 21:16:26,024 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 111 transitions. [2022-12-14 21:16:26,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 21:16:26,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:26,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:26,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:26,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 77 conjunts are in the unsatisfiable core [2022-12-14 21:16:26,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:26,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2777 backedges. 2 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:26,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:26,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 95 states and 112 transitions. [2022-12-14 21:16:26,541 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2022-12-14 21:16:26,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-14 21:16:26,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:26,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:26,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 784 conjuncts, 78 conjunts are in the unsatisfiable core [2022-12-14 21:16:26,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:26,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2852 backedges. 2 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:27,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:27,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 96 states and 113 transitions. [2022-12-14 21:16:27,150 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 113 transitions. [2022-12-14 21:16:27,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-12-14 21:16:27,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:27,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:27,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 793 conjuncts, 79 conjunts are in the unsatisfiable core [2022-12-14 21:16:27,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:27,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2928 backedges. 2 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:27,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:27,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 97 states and 114 transitions. [2022-12-14 21:16:27,822 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 114 transitions. [2022-12-14 21:16:27,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-14 21:16:27,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:27,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:27,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:27,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 802 conjuncts, 80 conjunts are in the unsatisfiable core [2022-12-14 21:16:27,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:28,222 INFO L134 CoverageAnalysis]: Checked inductivity of 3005 backedges. 2 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:28,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:28,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 98 states and 115 transitions. [2022-12-14 21:16:28,523 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 115 transitions. [2022-12-14 21:16:28,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-12-14 21:16:28,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:28,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:28,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:28,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 811 conjuncts, 81 conjunts are in the unsatisfiable core [2022-12-14 21:16:28,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:28,966 INFO L134 CoverageAnalysis]: Checked inductivity of 3083 backedges. 2 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:29,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:29,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 99 states and 116 transitions. [2022-12-14 21:16:29,255 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 116 transitions. [2022-12-14 21:16:29,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-14 21:16:29,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:29,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:29,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:29,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 82 conjunts are in the unsatisfiable core [2022-12-14 21:16:29,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:29,716 INFO L134 CoverageAnalysis]: Checked inductivity of 3162 backedges. 2 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:30,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:30,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 100 states and 117 transitions. [2022-12-14 21:16:30,045 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 117 transitions. [2022-12-14 21:16:30,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-12-14 21:16:30,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:30,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:30,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:30,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 83 conjunts are in the unsatisfiable core [2022-12-14 21:16:30,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:30,502 INFO L134 CoverageAnalysis]: Checked inductivity of 3242 backedges. 2 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:30,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:30,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 101 states and 118 transitions. [2022-12-14 21:16:30,822 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 118 transitions. [2022-12-14 21:16:30,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-12-14 21:16:30,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:30,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:30,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:30,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 84 conjunts are in the unsatisfiable core [2022-12-14 21:16:30,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:31,296 INFO L134 CoverageAnalysis]: Checked inductivity of 3323 backedges. 2 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:31,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:31,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 102 states and 119 transitions. [2022-12-14 21:16:31,615 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 119 transitions. [2022-12-14 21:16:31,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-14 21:16:31,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:31,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:31,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:31,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 847 conjuncts, 85 conjunts are in the unsatisfiable core [2022-12-14 21:16:31,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:32,088 INFO L134 CoverageAnalysis]: Checked inductivity of 3405 backedges. 2 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:32,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:32,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 103 states and 120 transitions. [2022-12-14 21:16:32,433 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 120 transitions. [2022-12-14 21:16:32,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-12-14 21:16:32,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:32,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:32,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 856 conjuncts, 86 conjunts are in the unsatisfiable core [2022-12-14 21:16:32,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:32,822 INFO L134 CoverageAnalysis]: Checked inductivity of 3488 backedges. 2 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:33,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:33,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 104 states and 121 transitions. [2022-12-14 21:16:33,151 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 121 transitions. [2022-12-14 21:16:33,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-12-14 21:16:33,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:33,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:33,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:33,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 865 conjuncts, 87 conjunts are in the unsatisfiable core [2022-12-14 21:16:33,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:33,625 INFO L134 CoverageAnalysis]: Checked inductivity of 3572 backedges. 2 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:33,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:33,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 105 states and 122 transitions. [2022-12-14 21:16:33,860 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 122 transitions. [2022-12-14 21:16:33,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-12-14 21:16:33,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:33,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:33,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:33,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 874 conjuncts, 88 conjunts are in the unsatisfiable core [2022-12-14 21:16:33,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:34,197 INFO L134 CoverageAnalysis]: Checked inductivity of 3657 backedges. 2 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:34,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:34,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 106 states and 123 transitions. [2022-12-14 21:16:34,420 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2022-12-14 21:16:34,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-12-14 21:16:34,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:34,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:34,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:34,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 883 conjuncts, 89 conjunts are in the unsatisfiable core [2022-12-14 21:16:34,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:34,809 INFO L134 CoverageAnalysis]: Checked inductivity of 3743 backedges. 2 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:35,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:35,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 107 states and 124 transitions. [2022-12-14 21:16:35,057 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 124 transitions. [2022-12-14 21:16:35,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-12-14 21:16:35,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:35,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:35,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:35,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 90 conjunts are in the unsatisfiable core [2022-12-14 21:16:35,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:35,462 INFO L134 CoverageAnalysis]: Checked inductivity of 3830 backedges. 2 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:35,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:35,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 108 states and 125 transitions. [2022-12-14 21:16:35,732 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 125 transitions. [2022-12-14 21:16:35,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-12-14 21:16:35,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:35,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:35,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:35,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 901 conjuncts, 91 conjunts are in the unsatisfiable core [2022-12-14 21:16:35,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:36,118 INFO L134 CoverageAnalysis]: Checked inductivity of 3918 backedges. 2 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:36,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:36,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 109 states and 126 transitions. [2022-12-14 21:16:36,394 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 126 transitions. [2022-12-14 21:16:36,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-12-14 21:16:36,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:36,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:36,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 910 conjuncts, 92 conjunts are in the unsatisfiable core [2022-12-14 21:16:36,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:36,785 INFO L134 CoverageAnalysis]: Checked inductivity of 4007 backedges. 2 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:37,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:37,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 110 states and 127 transitions. [2022-12-14 21:16:37,024 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 127 transitions. [2022-12-14 21:16:37,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-12-14 21:16:37,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:37,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:37,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:37,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 93 conjunts are in the unsatisfiable core [2022-12-14 21:16:37,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:37,415 INFO L134 CoverageAnalysis]: Checked inductivity of 4097 backedges. 2 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:37,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:37,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 111 states and 128 transitions. [2022-12-14 21:16:37,690 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 128 transitions. [2022-12-14 21:16:37,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-12-14 21:16:37,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:37,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:37,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:37,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 928 conjuncts, 94 conjunts are in the unsatisfiable core [2022-12-14 21:16:37,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:38,080 INFO L134 CoverageAnalysis]: Checked inductivity of 4188 backedges. 2 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:38,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:38,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 112 states and 129 transitions. [2022-12-14 21:16:38,374 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 129 transitions. [2022-12-14 21:16:38,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-12-14 21:16:38,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:38,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:38,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:38,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 937 conjuncts, 95 conjunts are in the unsatisfiable core [2022-12-14 21:16:38,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:38,779 INFO L134 CoverageAnalysis]: Checked inductivity of 4280 backedges. 2 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:39,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:39,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 113 states and 130 transitions. [2022-12-14 21:16:39,055 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 130 transitions. [2022-12-14 21:16:39,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-12-14 21:16:39,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:39,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:39,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:39,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 946 conjuncts, 96 conjunts are in the unsatisfiable core [2022-12-14 21:16:39,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:39,436 INFO L134 CoverageAnalysis]: Checked inductivity of 4373 backedges. 2 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:39,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:39,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 114 states and 131 transitions. [2022-12-14 21:16:39,757 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 131 transitions. [2022-12-14 21:16:39,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-12-14 21:16:39,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:39,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:39,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:39,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 955 conjuncts, 97 conjunts are in the unsatisfiable core [2022-12-14 21:16:39,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:40,266 INFO L134 CoverageAnalysis]: Checked inductivity of 4467 backedges. 2 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:40,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:40,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 115 states and 132 transitions. [2022-12-14 21:16:40,616 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 132 transitions. [2022-12-14 21:16:40,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-12-14 21:16:40,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:40,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:40,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 964 conjuncts, 98 conjunts are in the unsatisfiable core [2022-12-14 21:16:40,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:40,991 INFO L134 CoverageAnalysis]: Checked inductivity of 4562 backedges. 2 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:41,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:41,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 116 states and 133 transitions. [2022-12-14 21:16:41,244 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 133 transitions. [2022-12-14 21:16:41,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-12-14 21:16:41,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:41,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:41,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:41,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 973 conjuncts, 99 conjunts are in the unsatisfiable core [2022-12-14 21:16:41,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:41,649 INFO L134 CoverageAnalysis]: Checked inductivity of 4658 backedges. 2 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:41,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:41,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 117 states and 134 transitions. [2022-12-14 21:16:41,911 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 134 transitions. [2022-12-14 21:16:41,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-14 21:16:41,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:41,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:42,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:42,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 982 conjuncts, 100 conjunts are in the unsatisfiable core [2022-12-14 21:16:42,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:42,295 INFO L134 CoverageAnalysis]: Checked inductivity of 4755 backedges. 2 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:42,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:42,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 118 states and 135 transitions. [2022-12-14 21:16:42,560 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 135 transitions. [2022-12-14 21:16:42,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-12-14 21:16:42,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:42,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:42,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:42,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 991 conjuncts, 101 conjunts are in the unsatisfiable core [2022-12-14 21:16:42,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:43,077 INFO L134 CoverageAnalysis]: Checked inductivity of 4853 backedges. 2 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:43,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:43,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 119 states and 136 transitions. [2022-12-14 21:16:43,435 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 136 transitions. [2022-12-14 21:16:43,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-12-14 21:16:43,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:43,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:43,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:43,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 1000 conjuncts, 102 conjunts are in the unsatisfiable core [2022-12-14 21:16:43,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:43,854 INFO L134 CoverageAnalysis]: Checked inductivity of 4952 backedges. 2 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:44,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:44,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 120 states and 137 transitions. [2022-12-14 21:16:44,211 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 137 transitions. [2022-12-14 21:16:44,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-14 21:16:44,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:44,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:44,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:44,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 103 conjunts are in the unsatisfiable core [2022-12-14 21:16:44,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:44,755 INFO L134 CoverageAnalysis]: Checked inductivity of 5052 backedges. 2 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:45,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:45,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 121 states and 138 transitions. [2022-12-14 21:16:45,123 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 138 transitions. [2022-12-14 21:16:45,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-12-14 21:16:45,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:45,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:45,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:45,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 1018 conjuncts, 104 conjunts are in the unsatisfiable core [2022-12-14 21:16:45,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:45,563 INFO L134 CoverageAnalysis]: Checked inductivity of 5153 backedges. 2 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:45,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:45,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 122 states and 139 transitions. [2022-12-14 21:16:45,899 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 139 transitions. [2022-12-14 21:16:45,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-12-14 21:16:45,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:45,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:46,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:46,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 1027 conjuncts, 105 conjunts are in the unsatisfiable core [2022-12-14 21:16:46,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:46,457 INFO L134 CoverageAnalysis]: Checked inductivity of 5255 backedges. 2 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:46,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:46,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 123 states and 140 transitions. [2022-12-14 21:16:46,827 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 140 transitions. [2022-12-14 21:16:46,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-12-14 21:16:46,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:46,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:47,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 1036 conjuncts, 106 conjunts are in the unsatisfiable core [2022-12-14 21:16:47,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:47,361 INFO L134 CoverageAnalysis]: Checked inductivity of 5358 backedges. 2 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:47,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:47,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 124 states and 141 transitions. [2022-12-14 21:16:47,756 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 141 transitions. [2022-12-14 21:16:47,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-12-14 21:16:47,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:47,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:47,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:47,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 1045 conjuncts, 107 conjunts are in the unsatisfiable core [2022-12-14 21:16:47,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:48,276 INFO L134 CoverageAnalysis]: Checked inductivity of 5462 backedges. 2 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:48,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:48,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 125 states and 142 transitions. [2022-12-14 21:16:48,718 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 142 transitions. [2022-12-14 21:16:48,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-12-14 21:16:48,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:48,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:48,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:48,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 1054 conjuncts, 108 conjunts are in the unsatisfiable core [2022-12-14 21:16:48,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:49,328 INFO L134 CoverageAnalysis]: Checked inductivity of 5567 backedges. 2 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:49,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:49,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 126 states and 143 transitions. [2022-12-14 21:16:49,750 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 143 transitions. [2022-12-14 21:16:49,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-12-14 21:16:49,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:49,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:49,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:49,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 1063 conjuncts, 109 conjunts are in the unsatisfiable core [2022-12-14 21:16:49,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:50,215 INFO L134 CoverageAnalysis]: Checked inductivity of 5673 backedges. 2 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:50,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:50,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 127 states and 144 transitions. [2022-12-14 21:16:50,603 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 144 transitions. [2022-12-14 21:16:50,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-12-14 21:16:50,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:50,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:50,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:50,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 1072 conjuncts, 110 conjunts are in the unsatisfiable core [2022-12-14 21:16:50,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:51,041 INFO L134 CoverageAnalysis]: Checked inductivity of 5780 backedges. 2 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:51,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:51,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 128 states and 145 transitions. [2022-12-14 21:16:51,336 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 145 transitions. [2022-12-14 21:16:51,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-12-14 21:16:51,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:51,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:51,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 1081 conjuncts, 111 conjunts are in the unsatisfiable core [2022-12-14 21:16:51,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:51,767 INFO L134 CoverageAnalysis]: Checked inductivity of 5888 backedges. 2 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:52,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:52,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 129 states and 146 transitions. [2022-12-14 21:16:52,061 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 146 transitions. [2022-12-14 21:16:52,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-12-14 21:16:52,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:52,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:52,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:52,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 1090 conjuncts, 112 conjunts are in the unsatisfiable core [2022-12-14 21:16:52,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:52,527 INFO L134 CoverageAnalysis]: Checked inductivity of 5997 backedges. 2 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:52,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:52,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 130 states and 147 transitions. [2022-12-14 21:16:52,843 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 147 transitions. [2022-12-14 21:16:52,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-12-14 21:16:52,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:52,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:52,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:52,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 1099 conjuncts, 113 conjunts are in the unsatisfiable core [2022-12-14 21:16:52,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:53,265 INFO L134 CoverageAnalysis]: Checked inductivity of 6107 backedges. 2 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:53,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:53,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 131 states and 148 transitions. [2022-12-14 21:16:53,552 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 148 transitions. [2022-12-14 21:16:53,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-12-14 21:16:53,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:53,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:53,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 1108 conjuncts, 114 conjunts are in the unsatisfiable core [2022-12-14 21:16:53,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:54,197 INFO L134 CoverageAnalysis]: Checked inductivity of 6218 backedges. 2 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:54,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:54,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 132 states and 149 transitions. [2022-12-14 21:16:54,637 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 149 transitions. [2022-12-14 21:16:54,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-12-14 21:16:54,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:54,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:54,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:54,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 1117 conjuncts, 115 conjunts are in the unsatisfiable core [2022-12-14 21:16:54,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:55,115 INFO L134 CoverageAnalysis]: Checked inductivity of 6330 backedges. 2 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:55,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:55,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 133 states and 150 transitions. [2022-12-14 21:16:55,411 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 150 transitions. [2022-12-14 21:16:55,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-12-14 21:16:55,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:55,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:55,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:55,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 1126 conjuncts, 116 conjunts are in the unsatisfiable core [2022-12-14 21:16:55,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:55,925 INFO L134 CoverageAnalysis]: Checked inductivity of 6443 backedges. 2 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:56,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:56,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 134 states and 151 transitions. [2022-12-14 21:16:56,278 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 151 transitions. [2022-12-14 21:16:56,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-12-14 21:16:56,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:56,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:56,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:56,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 1135 conjuncts, 117 conjunts are in the unsatisfiable core [2022-12-14 21:16:56,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:56,805 INFO L134 CoverageAnalysis]: Checked inductivity of 6557 backedges. 2 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:57,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:57,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 135 states and 152 transitions. [2022-12-14 21:16:57,195 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 152 transitions. [2022-12-14 21:16:57,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-12-14 21:16:57,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:57,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:57,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:57,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 1144 conjuncts, 118 conjunts are in the unsatisfiable core [2022-12-14 21:16:57,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:57,714 INFO L134 CoverageAnalysis]: Checked inductivity of 6672 backedges. 2 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:58,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:58,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 136 states and 153 transitions. [2022-12-14 21:16:58,175 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 153 transitions. [2022-12-14 21:16:58,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-12-14 21:16:58,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:58,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:58,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:58,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 1153 conjuncts, 119 conjunts are in the unsatisfiable core [2022-12-14 21:16:58,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:58,721 INFO L134 CoverageAnalysis]: Checked inductivity of 6788 backedges. 2 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:59,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:59,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 137 states and 154 transitions. [2022-12-14 21:16:59,024 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 154 transitions. [2022-12-14 21:16:59,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-12-14 21:16:59,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:59,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:59,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 1162 conjuncts, 120 conjunts are in the unsatisfiable core [2022-12-14 21:16:59,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:16:59,489 INFO L134 CoverageAnalysis]: Checked inductivity of 6905 backedges. 2 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:16:59,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:16:59,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 138 states and 155 transitions. [2022-12-14 21:16:59,817 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 155 transitions. [2022-12-14 21:16:59,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-12-14 21:16:59,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:16:59,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:16:59,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:16:59,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 1171 conjuncts, 121 conjunts are in the unsatisfiable core [2022-12-14 21:16:59,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:00,352 INFO L134 CoverageAnalysis]: Checked inductivity of 7023 backedges. 2 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:00,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:00,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 139 states and 156 transitions. [2022-12-14 21:17:00,767 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 156 transitions. [2022-12-14 21:17:00,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-12-14 21:17:00,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:00,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:00,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:00,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 1180 conjuncts, 122 conjunts are in the unsatisfiable core [2022-12-14 21:17:00,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:01,320 INFO L134 CoverageAnalysis]: Checked inductivity of 7142 backedges. 2 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:01,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:01,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 140 states and 157 transitions. [2022-12-14 21:17:01,749 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 157 transitions. [2022-12-14 21:17:01,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-12-14 21:17:01,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:01,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:01,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:01,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 1189 conjuncts, 123 conjunts are in the unsatisfiable core [2022-12-14 21:17:01,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:02,299 INFO L134 CoverageAnalysis]: Checked inductivity of 7262 backedges. 2 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:02,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:02,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 141 states and 158 transitions. [2022-12-14 21:17:02,676 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 158 transitions. [2022-12-14 21:17:02,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-12-14 21:17:02,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:02,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:02,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:02,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 1198 conjuncts, 124 conjunts are in the unsatisfiable core [2022-12-14 21:17:02,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:03,235 INFO L134 CoverageAnalysis]: Checked inductivity of 7383 backedges. 2 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:03,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:03,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 142 states and 159 transitions. [2022-12-14 21:17:03,662 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 159 transitions. [2022-12-14 21:17:03,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-12-14 21:17:03,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:03,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:03,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:03,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 1207 conjuncts, 125 conjunts are in the unsatisfiable core [2022-12-14 21:17:03,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:04,249 INFO L134 CoverageAnalysis]: Checked inductivity of 7505 backedges. 2 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:04,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:04,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 143 states and 160 transitions. [2022-12-14 21:17:04,667 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 160 transitions. [2022-12-14 21:17:04,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-12-14 21:17:04,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:04,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:04,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:04,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 1216 conjuncts, 126 conjunts are in the unsatisfiable core [2022-12-14 21:17:04,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:05,198 INFO L134 CoverageAnalysis]: Checked inductivity of 7628 backedges. 2 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:05,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:05,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 144 states and 161 transitions. [2022-12-14 21:17:05,518 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 161 transitions. [2022-12-14 21:17:05,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-12-14 21:17:05,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:05,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:05,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:05,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 1225 conjuncts, 127 conjunts are in the unsatisfiable core [2022-12-14 21:17:05,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:05,996 INFO L134 CoverageAnalysis]: Checked inductivity of 7752 backedges. 2 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:06,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:06,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 145 states and 162 transitions. [2022-12-14 21:17:06,313 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 162 transitions. [2022-12-14 21:17:06,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-12-14 21:17:06,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:06,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:06,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:06,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 1234 conjuncts, 128 conjunts are in the unsatisfiable core [2022-12-14 21:17:06,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:06,806 INFO L134 CoverageAnalysis]: Checked inductivity of 7877 backedges. 2 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:07,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:07,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 146 states and 163 transitions. [2022-12-14 21:17:07,213 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 163 transitions. [2022-12-14 21:17:07,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-12-14 21:17:07,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:07,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:07,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:07,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 1243 conjuncts, 129 conjunts are in the unsatisfiable core [2022-12-14 21:17:07,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:07,842 INFO L134 CoverageAnalysis]: Checked inductivity of 8003 backedges. 2 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:08,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:08,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 147 states and 164 transitions. [2022-12-14 21:17:08,351 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 164 transitions. [2022-12-14 21:17:08,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-12-14 21:17:08,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:08,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:08,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:08,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 1252 conjuncts, 130 conjunts are in the unsatisfiable core [2022-12-14 21:17:08,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:09,081 INFO L134 CoverageAnalysis]: Checked inductivity of 8130 backedges. 2 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:09,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:09,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 148 states and 165 transitions. [2022-12-14 21:17:09,625 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 165 transitions. [2022-12-14 21:17:09,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-12-14 21:17:09,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:09,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:09,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:09,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 1261 conjuncts, 131 conjunts are in the unsatisfiable core [2022-12-14 21:17:09,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:10,248 INFO L134 CoverageAnalysis]: Checked inductivity of 8258 backedges. 2 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:10,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:10,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 149 states and 166 transitions. [2022-12-14 21:17:10,665 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 166 transitions. [2022-12-14 21:17:10,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-12-14 21:17:10,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:10,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:10,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 1270 conjuncts, 132 conjunts are in the unsatisfiable core [2022-12-14 21:17:10,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:11,323 INFO L134 CoverageAnalysis]: Checked inductivity of 8387 backedges. 2 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:11,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:11,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 150 states and 167 transitions. [2022-12-14 21:17:11,862 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 167 transitions. [2022-12-14 21:17:11,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-12-14 21:17:11,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:11,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:12,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 1279 conjuncts, 133 conjunts are in the unsatisfiable core [2022-12-14 21:17:12,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:12,585 INFO L134 CoverageAnalysis]: Checked inductivity of 8517 backedges. 2 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:13,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:13,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 151 states and 168 transitions. [2022-12-14 21:17:13,083 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 168 transitions. [2022-12-14 21:17:13,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-12-14 21:17:13,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:13,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:13,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:13,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 1288 conjuncts, 134 conjunts are in the unsatisfiable core [2022-12-14 21:17:13,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:13,832 INFO L134 CoverageAnalysis]: Checked inductivity of 8648 backedges. 2 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:14,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:14,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 152 states and 169 transitions. [2022-12-14 21:17:14,379 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 169 transitions. [2022-12-14 21:17:14,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-12-14 21:17:14,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:14,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:14,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:14,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 1297 conjuncts, 135 conjunts are in the unsatisfiable core [2022-12-14 21:17:14,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:15,130 INFO L134 CoverageAnalysis]: Checked inductivity of 8780 backedges. 2 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:15,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:15,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 153 states and 170 transitions. [2022-12-14 21:17:15,556 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 170 transitions. [2022-12-14 21:17:15,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-12-14 21:17:15,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:15,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:15,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:15,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 1306 conjuncts, 136 conjunts are in the unsatisfiable core [2022-12-14 21:17:15,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:16,240 INFO L134 CoverageAnalysis]: Checked inductivity of 8913 backedges. 2 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:16,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:16,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 154 states and 171 transitions. [2022-12-14 21:17:16,718 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 171 transitions. [2022-12-14 21:17:16,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-12-14 21:17:16,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:16,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:16,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:16,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 1315 conjuncts, 137 conjunts are in the unsatisfiable core [2022-12-14 21:17:16,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:17,327 INFO L134 CoverageAnalysis]: Checked inductivity of 9047 backedges. 2 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:17,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:17,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 155 states and 172 transitions. [2022-12-14 21:17:17,803 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 172 transitions. [2022-12-14 21:17:17,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-12-14 21:17:17,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:17,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:17,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:17,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 1324 conjuncts, 138 conjunts are in the unsatisfiable core [2022-12-14 21:17:18,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:18,410 INFO L134 CoverageAnalysis]: Checked inductivity of 9182 backedges. 2 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:18,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:18,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 156 states and 173 transitions. [2022-12-14 21:17:18,796 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 173 transitions. [2022-12-14 21:17:18,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-12-14 21:17:18,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:18,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:19,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:19,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 1333 conjuncts, 139 conjunts are in the unsatisfiable core [2022-12-14 21:17:19,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:19,466 INFO L134 CoverageAnalysis]: Checked inductivity of 9318 backedges. 2 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:19,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:19,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 157 states and 174 transitions. [2022-12-14 21:17:19,896 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 174 transitions. [2022-12-14 21:17:19,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-12-14 21:17:19,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:19,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:20,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:20,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 1342 conjuncts, 140 conjunts are in the unsatisfiable core [2022-12-14 21:17:20,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:20,619 INFO L134 CoverageAnalysis]: Checked inductivity of 9455 backedges. 2 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:21,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:21,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 158 states and 175 transitions. [2022-12-14 21:17:21,055 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 175 transitions. [2022-12-14 21:17:21,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-12-14 21:17:21,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:21,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:21,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:21,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 1351 conjuncts, 141 conjunts are in the unsatisfiable core [2022-12-14 21:17:21,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:21,716 INFO L134 CoverageAnalysis]: Checked inductivity of 9593 backedges. 2 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:22,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:22,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 159 states and 176 transitions. [2022-12-14 21:17:22,147 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 176 transitions. [2022-12-14 21:17:22,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-12-14 21:17:22,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:22,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:22,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:22,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 1360 conjuncts, 142 conjunts are in the unsatisfiable core [2022-12-14 21:17:22,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:22,857 INFO L134 CoverageAnalysis]: Checked inductivity of 9732 backedges. 2 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:23,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:23,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 160 states and 177 transitions. [2022-12-14 21:17:23,288 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 177 transitions. [2022-12-14 21:17:23,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-12-14 21:17:23,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:23,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:23,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:23,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 1369 conjuncts, 143 conjunts are in the unsatisfiable core [2022-12-14 21:17:23,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:23,941 INFO L134 CoverageAnalysis]: Checked inductivity of 9872 backedges. 2 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:24,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:24,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 161 states and 178 transitions. [2022-12-14 21:17:24,315 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 178 transitions. [2022-12-14 21:17:24,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-12-14 21:17:24,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:24,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:24,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:24,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 1378 conjuncts, 144 conjunts are in the unsatisfiable core [2022-12-14 21:17:24,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:25,065 INFO L134 CoverageAnalysis]: Checked inductivity of 10013 backedges. 2 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:25,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:25,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 162 states and 179 transitions. [2022-12-14 21:17:25,543 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 179 transitions. [2022-12-14 21:17:25,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-12-14 21:17:25,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:25,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:25,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 1387 conjuncts, 145 conjunts are in the unsatisfiable core [2022-12-14 21:17:25,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:26,255 INFO L134 CoverageAnalysis]: Checked inductivity of 10155 backedges. 2 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:26,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:26,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 163 states and 180 transitions. [2022-12-14 21:17:26,760 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 180 transitions. [2022-12-14 21:17:26,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-12-14 21:17:26,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:26,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:27,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 1396 conjuncts, 146 conjunts are in the unsatisfiable core [2022-12-14 21:17:27,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:27,569 INFO L134 CoverageAnalysis]: Checked inductivity of 10298 backedges. 2 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:28,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:28,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 164 states and 181 transitions. [2022-12-14 21:17:28,021 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 181 transitions. [2022-12-14 21:17:28,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-12-14 21:17:28,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:28,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:28,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:28,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 1405 conjuncts, 147 conjunts are in the unsatisfiable core [2022-12-14 21:17:28,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:28,652 INFO L134 CoverageAnalysis]: Checked inductivity of 10442 backedges. 2 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:29,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:29,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 165 states and 182 transitions. [2022-12-14 21:17:29,170 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 182 transitions. [2022-12-14 21:17:29,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-12-14 21:17:29,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:29,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:29,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:29,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 1414 conjuncts, 148 conjunts are in the unsatisfiable core [2022-12-14 21:17:29,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:29,927 INFO L134 CoverageAnalysis]: Checked inductivity of 10587 backedges. 2 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:30,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:30,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 166 states and 183 transitions. [2022-12-14 21:17:30,459 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 183 transitions. [2022-12-14 21:17:30,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-12-14 21:17:30,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:30,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:30,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:30,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 1423 conjuncts, 149 conjunts are in the unsatisfiable core [2022-12-14 21:17:30,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:31,213 INFO L134 CoverageAnalysis]: Checked inductivity of 10733 backedges. 2 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:31,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:31,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 167 states and 184 transitions. [2022-12-14 21:17:31,738 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 184 transitions. [2022-12-14 21:17:31,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-12-14 21:17:31,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:31,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:31,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:31,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 1432 conjuncts, 150 conjunts are in the unsatisfiable core [2022-12-14 21:17:31,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:32,498 INFO L134 CoverageAnalysis]: Checked inductivity of 10880 backedges. 2 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:32,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:32,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 168 states and 185 transitions. [2022-12-14 21:17:32,974 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 185 transitions. [2022-12-14 21:17:32,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-12-14 21:17:32,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:32,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:33,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:33,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 1441 conjuncts, 151 conjunts are in the unsatisfiable core [2022-12-14 21:17:33,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:33,680 INFO L134 CoverageAnalysis]: Checked inductivity of 11028 backedges. 2 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:34,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:34,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 169 states and 186 transitions. [2022-12-14 21:17:34,215 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 186 transitions. [2022-12-14 21:17:34,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-12-14 21:17:34,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:34,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:34,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:34,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 1450 conjuncts, 152 conjunts are in the unsatisfiable core [2022-12-14 21:17:34,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:34,948 INFO L134 CoverageAnalysis]: Checked inductivity of 11177 backedges. 2 proven. 11175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:35,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:35,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 170 states and 187 transitions. [2022-12-14 21:17:35,495 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 187 transitions. [2022-12-14 21:17:35,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-12-14 21:17:35,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:35,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:35,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:35,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 1459 conjuncts, 153 conjunts are in the unsatisfiable core [2022-12-14 21:17:35,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:36,293 INFO L134 CoverageAnalysis]: Checked inductivity of 11327 backedges. 2 proven. 11325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:36,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:36,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 171 states and 188 transitions. [2022-12-14 21:17:36,833 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 188 transitions. [2022-12-14 21:17:36,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-12-14 21:17:36,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:36,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:37,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:37,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 1468 conjuncts, 154 conjunts are in the unsatisfiable core [2022-12-14 21:17:37,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:37,575 INFO L134 CoverageAnalysis]: Checked inductivity of 11478 backedges. 2 proven. 11476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:38,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:38,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 172 states and 189 transitions. [2022-12-14 21:17:38,029 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 189 transitions. [2022-12-14 21:17:38,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-12-14 21:17:38,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:38,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:38,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:38,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 1477 conjuncts, 155 conjunts are in the unsatisfiable core [2022-12-14 21:17:38,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:38,734 INFO L134 CoverageAnalysis]: Checked inductivity of 11630 backedges. 2 proven. 11628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:39,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:39,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 173 states and 190 transitions. [2022-12-14 21:17:39,115 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 190 transitions. [2022-12-14 21:17:39,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-14 21:17:39,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:39,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:39,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:39,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 1486 conjuncts, 156 conjunts are in the unsatisfiable core [2022-12-14 21:17:39,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:39,786 INFO L134 CoverageAnalysis]: Checked inductivity of 11783 backedges. 2 proven. 11781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:40,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:40,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 174 states and 191 transitions. [2022-12-14 21:17:40,241 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 191 transitions. [2022-12-14 21:17:40,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-12-14 21:17:40,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:40,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:40,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 1495 conjuncts, 157 conjunts are in the unsatisfiable core [2022-12-14 21:17:40,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:40,970 INFO L134 CoverageAnalysis]: Checked inductivity of 11937 backedges. 2 proven. 11935 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:41,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:41,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 175 states and 192 transitions. [2022-12-14 21:17:41,516 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 192 transitions. [2022-12-14 21:17:41,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-12-14 21:17:41,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:41,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:41,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:41,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 1504 conjuncts, 158 conjunts are in the unsatisfiable core [2022-12-14 21:17:41,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:42,278 INFO L134 CoverageAnalysis]: Checked inductivity of 12092 backedges. 2 proven. 12090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:42,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:42,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 176 states and 193 transitions. [2022-12-14 21:17:42,781 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 193 transitions. [2022-12-14 21:17:42,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-12-14 21:17:42,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:42,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:42,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:42,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 1513 conjuncts, 159 conjunts are in the unsatisfiable core [2022-12-14 21:17:42,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:43,517 INFO L134 CoverageAnalysis]: Checked inductivity of 12248 backedges. 2 proven. 12246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:44,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:44,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 177 states and 194 transitions. [2022-12-14 21:17:44,044 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 194 transitions. [2022-12-14 21:17:44,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-12-14 21:17:44,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:44,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:44,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:44,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 1522 conjuncts, 160 conjunts are in the unsatisfiable core [2022-12-14 21:17:44,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:44,833 INFO L134 CoverageAnalysis]: Checked inductivity of 12405 backedges. 2 proven. 12403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:45,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:45,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 178 states and 195 transitions. [2022-12-14 21:17:45,338 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 195 transitions. [2022-12-14 21:17:45,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-12-14 21:17:45,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:45,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:45,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:45,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 1531 conjuncts, 161 conjunts are in the unsatisfiable core [2022-12-14 21:17:45,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:46,107 INFO L134 CoverageAnalysis]: Checked inductivity of 12563 backedges. 2 proven. 12561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:46,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:46,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 179 states and 196 transitions. [2022-12-14 21:17:46,666 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 196 transitions. [2022-12-14 21:17:46,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-12-14 21:17:46,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:46,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:46,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:46,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 1540 conjuncts, 162 conjunts are in the unsatisfiable core [2022-12-14 21:17:46,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:47,454 INFO L134 CoverageAnalysis]: Checked inductivity of 12722 backedges. 2 proven. 12720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:48,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:48,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 180 states and 197 transitions. [2022-12-14 21:17:48,023 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 197 transitions. [2022-12-14 21:17:48,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-12-14 21:17:48,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:48,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:48,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:48,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 1549 conjuncts, 163 conjunts are in the unsatisfiable core [2022-12-14 21:17:48,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:48,947 INFO L134 CoverageAnalysis]: Checked inductivity of 12882 backedges. 2 proven. 12880 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:49,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:49,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 181 states and 198 transitions. [2022-12-14 21:17:49,613 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 198 transitions. [2022-12-14 21:17:49,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-12-14 21:17:49,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:49,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:49,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:49,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 1558 conjuncts, 164 conjunts are in the unsatisfiable core [2022-12-14 21:17:49,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:50,528 INFO L134 CoverageAnalysis]: Checked inductivity of 13043 backedges. 2 proven. 13041 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:51,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:51,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 182 states and 199 transitions. [2022-12-14 21:17:51,114 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 199 transitions. [2022-12-14 21:17:51,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-12-14 21:17:51,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:51,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:51,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 1567 conjuncts, 165 conjunts are in the unsatisfiable core [2022-12-14 21:17:51,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:52,029 INFO L134 CoverageAnalysis]: Checked inductivity of 13205 backedges. 2 proven. 13203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:52,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:52,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 183 states and 200 transitions. [2022-12-14 21:17:52,649 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 200 transitions. [2022-12-14 21:17:52,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-12-14 21:17:52,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:52,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:52,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:52,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 166 conjunts are in the unsatisfiable core [2022-12-14 21:17:52,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:53,411 INFO L134 CoverageAnalysis]: Checked inductivity of 13368 backedges. 2 proven. 13366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:53,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:53,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 184 states and 201 transitions. [2022-12-14 21:17:53,899 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 201 transitions. [2022-12-14 21:17:53,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-12-14 21:17:53,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:53,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:54,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:54,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 1585 conjuncts, 167 conjunts are in the unsatisfiable core [2022-12-14 21:17:54,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:54,600 INFO L134 CoverageAnalysis]: Checked inductivity of 13532 backedges. 2 proven. 13530 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:55,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:55,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 185 states and 202 transitions. [2022-12-14 21:17:55,189 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 202 transitions. [2022-12-14 21:17:55,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-12-14 21:17:55,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:55,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:55,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:55,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 1594 conjuncts, 168 conjunts are in the unsatisfiable core [2022-12-14 21:17:55,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:55,937 INFO L134 CoverageAnalysis]: Checked inductivity of 13697 backedges. 2 proven. 13695 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:56,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:56,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 186 states and 203 transitions. [2022-12-14 21:17:56,535 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 203 transitions. [2022-12-14 21:17:56,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-12-14 21:17:56,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:56,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:56,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:56,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 1603 conjuncts, 169 conjunts are in the unsatisfiable core [2022-12-14 21:17:56,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:57,405 INFO L134 CoverageAnalysis]: Checked inductivity of 13863 backedges. 2 proven. 13861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:58,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:58,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 187 states and 204 transitions. [2022-12-14 21:17:58,097 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 204 transitions. [2022-12-14 21:17:58,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-12-14 21:17:58,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:58,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:58,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:58,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 1612 conjuncts, 170 conjunts are in the unsatisfiable core [2022-12-14 21:17:58,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:17:58,966 INFO L134 CoverageAnalysis]: Checked inductivity of 14030 backedges. 2 proven. 14028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:17:59,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:17:59,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 188 states and 205 transitions. [2022-12-14 21:17:59,543 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 205 transitions. [2022-12-14 21:17:59,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-12-14 21:17:59,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:17:59,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:17:59,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:17:59,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 1621 conjuncts, 171 conjunts are in the unsatisfiable core [2022-12-14 21:17:59,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:00,459 INFO L134 CoverageAnalysis]: Checked inductivity of 14198 backedges. 2 proven. 14196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:01,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:01,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 189 states and 206 transitions. [2022-12-14 21:18:01,022 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 206 transitions. [2022-12-14 21:18:01,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-12-14 21:18:01,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:01,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:01,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:01,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 1630 conjuncts, 172 conjunts are in the unsatisfiable core [2022-12-14 21:18:01,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:01,831 INFO L134 CoverageAnalysis]: Checked inductivity of 14367 backedges. 2 proven. 14365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:02,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:02,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 190 states and 207 transitions. [2022-12-14 21:18:02,364 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 207 transitions. [2022-12-14 21:18:02,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-12-14 21:18:02,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:02,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:02,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:02,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 1639 conjuncts, 173 conjunts are in the unsatisfiable core [2022-12-14 21:18:02,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:03,296 INFO L134 CoverageAnalysis]: Checked inductivity of 14537 backedges. 2 proven. 14535 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:04,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:04,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 191 states and 208 transitions. [2022-12-14 21:18:04,014 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 208 transitions. [2022-12-14 21:18:04,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-12-14 21:18:04,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:04,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:04,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:04,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 1648 conjuncts, 174 conjunts are in the unsatisfiable core [2022-12-14 21:18:04,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:04,878 INFO L134 CoverageAnalysis]: Checked inductivity of 14708 backedges. 2 proven. 14706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:05,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:05,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 192 states and 209 transitions. [2022-12-14 21:18:05,546 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 209 transitions. [2022-12-14 21:18:05,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-12-14 21:18:05,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:05,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:05,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 1657 conjuncts, 175 conjunts are in the unsatisfiable core [2022-12-14 21:18:05,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:06,414 INFO L134 CoverageAnalysis]: Checked inductivity of 14880 backedges. 2 proven. 14878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:06,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:06,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 193 states and 210 transitions. [2022-12-14 21:18:06,990 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 210 transitions. [2022-12-14 21:18:06,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-12-14 21:18:06,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:06,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:07,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:07,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 1666 conjuncts, 176 conjunts are in the unsatisfiable core [2022-12-14 21:18:07,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:07,833 INFO L134 CoverageAnalysis]: Checked inductivity of 15053 backedges. 2 proven. 15051 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:08,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:08,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 194 states and 211 transitions. [2022-12-14 21:18:08,343 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 211 transitions. [2022-12-14 21:18:08,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-12-14 21:18:08,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:08,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:08,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:08,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 1675 conjuncts, 177 conjunts are in the unsatisfiable core [2022-12-14 21:18:08,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:09,151 INFO L134 CoverageAnalysis]: Checked inductivity of 15227 backedges. 2 proven. 15225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:09,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:09,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 195 states and 212 transitions. [2022-12-14 21:18:09,751 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 212 transitions. [2022-12-14 21:18:09,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-12-14 21:18:09,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:09,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:10,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:10,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 1684 conjuncts, 178 conjunts are in the unsatisfiable core [2022-12-14 21:18:10,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:10,644 INFO L134 CoverageAnalysis]: Checked inductivity of 15402 backedges. 2 proven. 15400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:11,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:11,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 196 states and 213 transitions. [2022-12-14 21:18:11,218 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 213 transitions. [2022-12-14 21:18:11,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-12-14 21:18:11,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:11,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:11,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 1693 conjuncts, 179 conjunts are in the unsatisfiable core [2022-12-14 21:18:11,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:11,964 INFO L134 CoverageAnalysis]: Checked inductivity of 15578 backedges. 2 proven. 15576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:12,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:12,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 197 states and 214 transitions. [2022-12-14 21:18:12,486 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 214 transitions. [2022-12-14 21:18:12,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-12-14 21:18:12,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:12,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:12,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:12,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 1702 conjuncts, 180 conjunts are in the unsatisfiable core [2022-12-14 21:18:12,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:13,340 INFO L134 CoverageAnalysis]: Checked inductivity of 15755 backedges. 2 proven. 15753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:13,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:13,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 198 states and 215 transitions. [2022-12-14 21:18:13,938 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 215 transitions. [2022-12-14 21:18:13,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-12-14 21:18:13,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:13,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:14,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:14,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 1711 conjuncts, 181 conjunts are in the unsatisfiable core [2022-12-14 21:18:14,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:14,817 INFO L134 CoverageAnalysis]: Checked inductivity of 15933 backedges. 2 proven. 15931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:15,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:15,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 199 states and 216 transitions. [2022-12-14 21:18:15,483 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 216 transitions. [2022-12-14 21:18:15,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-12-14 21:18:15,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:15,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:15,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:15,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 1720 conjuncts, 182 conjunts are in the unsatisfiable core [2022-12-14 21:18:15,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:16,421 INFO L134 CoverageAnalysis]: Checked inductivity of 16112 backedges. 2 proven. 16110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:16,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:16,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 200 states and 217 transitions. [2022-12-14 21:18:16,955 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 217 transitions. [2022-12-14 21:18:16,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-12-14 21:18:16,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:16,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:17,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 1729 conjuncts, 183 conjunts are in the unsatisfiable core [2022-12-14 21:18:17,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:17,793 INFO L134 CoverageAnalysis]: Checked inductivity of 16292 backedges. 2 proven. 16290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:18,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:18,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 201 states and 218 transitions. [2022-12-14 21:18:18,524 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 218 transitions. [2022-12-14 21:18:18,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-12-14 21:18:18,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:18,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:18,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:18,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 1738 conjuncts, 184 conjunts are in the unsatisfiable core [2022-12-14 21:18:18,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:19,563 INFO L134 CoverageAnalysis]: Checked inductivity of 16473 backedges. 2 proven. 16471 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:20,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:20,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 202 states and 219 transitions. [2022-12-14 21:18:20,293 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 219 transitions. [2022-12-14 21:18:20,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-12-14 21:18:20,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:20,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:20,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:20,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 1747 conjuncts, 185 conjunts are in the unsatisfiable core [2022-12-14 21:18:20,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:21,344 INFO L134 CoverageAnalysis]: Checked inductivity of 16655 backedges. 2 proven. 16653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:21,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:21,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 203 states and 220 transitions. [2022-12-14 21:18:21,865 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 220 transitions. [2022-12-14 21:18:21,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-12-14 21:18:21,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:21,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:22,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:22,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 1756 conjuncts, 186 conjunts are in the unsatisfiable core [2022-12-14 21:18:22,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:22,766 INFO L134 CoverageAnalysis]: Checked inductivity of 16838 backedges. 2 proven. 16836 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:23,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:23,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 204 states and 221 transitions. [2022-12-14 21:18:23,432 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 221 transitions. [2022-12-14 21:18:23,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2022-12-14 21:18:23,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:23,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:23,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:23,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 1765 conjuncts, 187 conjunts are in the unsatisfiable core [2022-12-14 21:18:23,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:24,380 INFO L134 CoverageAnalysis]: Checked inductivity of 17022 backedges. 2 proven. 17020 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:25,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:25,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 205 states and 222 transitions. [2022-12-14 21:18:25,059 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 222 transitions. [2022-12-14 21:18:25,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-12-14 21:18:25,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:25,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:25,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:25,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 1774 conjuncts, 188 conjunts are in the unsatisfiable core [2022-12-14 21:18:25,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:26,135 INFO L134 CoverageAnalysis]: Checked inductivity of 17207 backedges. 2 proven. 17205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:26,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:26,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 206 states and 223 transitions. [2022-12-14 21:18:26,845 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 223 transitions. [2022-12-14 21:18:26,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-12-14 21:18:26,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:26,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:27,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 1783 conjuncts, 189 conjunts are in the unsatisfiable core [2022-12-14 21:18:27,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:27,921 INFO L134 CoverageAnalysis]: Checked inductivity of 17393 backedges. 2 proven. 17391 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:28,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:28,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 207 states and 224 transitions. [2022-12-14 21:18:28,530 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 224 transitions. [2022-12-14 21:18:28,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2022-12-14 21:18:28,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:28,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:28,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:28,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 1792 conjuncts, 190 conjunts are in the unsatisfiable core [2022-12-14 21:18:28,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:29,409 INFO L134 CoverageAnalysis]: Checked inductivity of 17580 backedges. 2 proven. 17578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:30,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:30,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 208 states and 225 transitions. [2022-12-14 21:18:30,155 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 225 transitions. [2022-12-14 21:18:30,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2022-12-14 21:18:30,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:30,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:30,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:30,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 1801 conjuncts, 191 conjunts are in the unsatisfiable core [2022-12-14 21:18:30,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:31,065 INFO L134 CoverageAnalysis]: Checked inductivity of 17768 backedges. 2 proven. 17766 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:31,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:31,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 209 states and 226 transitions. [2022-12-14 21:18:31,639 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 226 transitions. [2022-12-14 21:18:31,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-12-14 21:18:31,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:31,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:31,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 1810 conjuncts, 192 conjunts are in the unsatisfiable core [2022-12-14 21:18:31,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:32,405 INFO L134 CoverageAnalysis]: Checked inductivity of 17957 backedges. 2 proven. 17955 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:32,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:32,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 210 states and 227 transitions. [2022-12-14 21:18:32,993 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 227 transitions. [2022-12-14 21:18:32,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2022-12-14 21:18:32,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:32,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:33,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:33,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 1819 conjuncts, 193 conjunts are in the unsatisfiable core [2022-12-14 21:18:33,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:33,956 INFO L134 CoverageAnalysis]: Checked inductivity of 18147 backedges. 2 proven. 18145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:34,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:34,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 211 states and 228 transitions. [2022-12-14 21:18:34,610 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 228 transitions. [2022-12-14 21:18:34,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2022-12-14 21:18:34,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:34,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:34,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:34,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 1828 conjuncts, 194 conjunts are in the unsatisfiable core [2022-12-14 21:18:34,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:35,537 INFO L134 CoverageAnalysis]: Checked inductivity of 18338 backedges. 2 proven. 18336 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:36,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:36,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 212 states and 229 transitions. [2022-12-14 21:18:36,137 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 229 transitions. [2022-12-14 21:18:36,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2022-12-14 21:18:36,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:36,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:36,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:36,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 1837 conjuncts, 195 conjunts are in the unsatisfiable core [2022-12-14 21:18:36,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:37,030 INFO L134 CoverageAnalysis]: Checked inductivity of 18530 backedges. 2 proven. 18528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:37,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:37,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 213 states and 230 transitions. [2022-12-14 21:18:37,737 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 230 transitions. [2022-12-14 21:18:37,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2022-12-14 21:18:37,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:37,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:38,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:38,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 1846 conjuncts, 196 conjunts are in the unsatisfiable core [2022-12-14 21:18:38,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:38,688 INFO L134 CoverageAnalysis]: Checked inductivity of 18723 backedges. 2 proven. 18721 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:39,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:39,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 214 states and 231 transitions. [2022-12-14 21:18:39,330 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 231 transitions. [2022-12-14 21:18:39,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2022-12-14 21:18:39,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:39,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:39,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:39,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 1855 conjuncts, 197 conjunts are in the unsatisfiable core [2022-12-14 21:18:39,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:40,290 INFO L134 CoverageAnalysis]: Checked inductivity of 18917 backedges. 2 proven. 18915 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:41,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:41,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 215 states and 232 transitions. [2022-12-14 21:18:41,043 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 232 transitions. [2022-12-14 21:18:41,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-12-14 21:18:41,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:41,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:41,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:41,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 1864 conjuncts, 198 conjunts are in the unsatisfiable core [2022-12-14 21:18:41,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:42,109 INFO L134 CoverageAnalysis]: Checked inductivity of 19112 backedges. 2 proven. 19110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:42,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:42,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 216 states and 233 transitions. [2022-12-14 21:18:42,775 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 233 transitions. [2022-12-14 21:18:42,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2022-12-14 21:18:42,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:42,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:43,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:43,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 1873 conjuncts, 199 conjunts are in the unsatisfiable core [2022-12-14 21:18:43,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:43,830 INFO L134 CoverageAnalysis]: Checked inductivity of 19308 backedges. 2 proven. 19306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:44,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:44,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 217 states and 234 transitions. [2022-12-14 21:18:44,483 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 234 transitions. [2022-12-14 21:18:44,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-12-14 21:18:44,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:44,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:44,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:44,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 1882 conjuncts, 200 conjunts are in the unsatisfiable core [2022-12-14 21:18:44,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:45,483 INFO L134 CoverageAnalysis]: Checked inductivity of 19505 backedges. 2 proven. 19503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:46,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:46,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 218 states and 235 transitions. [2022-12-14 21:18:46,071 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 235 transitions. [2022-12-14 21:18:46,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-12-14 21:18:46,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:46,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:46,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:46,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 1891 conjuncts, 201 conjunts are in the unsatisfiable core [2022-12-14 21:18:46,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:47,028 INFO L134 CoverageAnalysis]: Checked inductivity of 19703 backedges. 2 proven. 19701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:47,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:47,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 219 states and 236 transitions. [2022-12-14 21:18:47,719 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 236 transitions. [2022-12-14 21:18:47,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-12-14 21:18:47,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:47,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:48,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 1900 conjuncts, 202 conjunts are in the unsatisfiable core [2022-12-14 21:18:48,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:48,647 INFO L134 CoverageAnalysis]: Checked inductivity of 19902 backedges. 2 proven. 19900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:49,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:49,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 220 states and 237 transitions. [2022-12-14 21:18:49,215 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 237 transitions. [2022-12-14 21:18:49,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-12-14 21:18:49,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:49,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:49,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:49,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 1909 conjuncts, 203 conjunts are in the unsatisfiable core [2022-12-14 21:18:49,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:50,316 INFO L134 CoverageAnalysis]: Checked inductivity of 20102 backedges. 2 proven. 20100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:51,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:51,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 221 states and 238 transitions. [2022-12-14 21:18:51,077 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 238 transitions. [2022-12-14 21:18:51,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-12-14 21:18:51,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:51,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:51,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 1918 conjuncts, 204 conjunts are in the unsatisfiable core [2022-12-14 21:18:51,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:52,223 INFO L134 CoverageAnalysis]: Checked inductivity of 20303 backedges. 2 proven. 20301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:52,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:52,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 222 states and 239 transitions. [2022-12-14 21:18:52,995 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 239 transitions. [2022-12-14 21:18:52,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2022-12-14 21:18:52,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:52,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:53,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:53,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 1927 conjuncts, 205 conjunts are in the unsatisfiable core [2022-12-14 21:18:53,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:54,076 INFO L134 CoverageAnalysis]: Checked inductivity of 20505 backedges. 2 proven. 20503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:54,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:54,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 223 states and 240 transitions. [2022-12-14 21:18:54,719 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 240 transitions. [2022-12-14 21:18:54,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2022-12-14 21:18:54,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:54,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:54,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:55,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 1936 conjuncts, 206 conjunts are in the unsatisfiable core [2022-12-14 21:18:55,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:55,602 INFO L134 CoverageAnalysis]: Checked inductivity of 20708 backedges. 2 proven. 20706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:56,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:56,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 224 states and 241 transitions. [2022-12-14 21:18:56,253 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 241 transitions. [2022-12-14 21:18:56,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2022-12-14 21:18:56,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:56,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:56,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 1945 conjuncts, 207 conjunts are in the unsatisfiable core [2022-12-14 21:18:56,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:57,297 INFO L134 CoverageAnalysis]: Checked inductivity of 20912 backedges. 2 proven. 20910 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:57,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:57,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 225 states and 242 transitions. [2022-12-14 21:18:57,996 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 242 transitions. [2022-12-14 21:18:57,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2022-12-14 21:18:57,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:57,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:58,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:58,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 1954 conjuncts, 208 conjunts are in the unsatisfiable core [2022-12-14 21:18:58,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:18:58,994 INFO L134 CoverageAnalysis]: Checked inductivity of 21117 backedges. 2 proven. 21115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:59,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:59,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 226 states and 243 transitions. [2022-12-14 21:18:59,620 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 243 transitions. [2022-12-14 21:18:59,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-12-14 21:18:59,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:59,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:00,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:00,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 1963 conjuncts, 209 conjunts are in the unsatisfiable core [2022-12-14 21:19:00,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:00,701 INFO L134 CoverageAnalysis]: Checked inductivity of 21323 backedges. 2 proven. 21321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:01,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:01,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 227 states and 244 transitions. [2022-12-14 21:19:01,357 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 244 transitions. [2022-12-14 21:19:01,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-12-14 21:19:01,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:01,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:01,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 1972 conjuncts, 210 conjunts are in the unsatisfiable core [2022-12-14 21:19:01,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:02,276 INFO L134 CoverageAnalysis]: Checked inductivity of 21530 backedges. 2 proven. 21528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:02,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:02,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 228 states and 245 transitions. [2022-12-14 21:19:02,894 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 245 transitions. [2022-12-14 21:19:02,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-12-14 21:19:02,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:02,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:03,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:03,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 1981 conjuncts, 211 conjunts are in the unsatisfiable core [2022-12-14 21:19:03,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:03,935 INFO L134 CoverageAnalysis]: Checked inductivity of 21738 backedges. 2 proven. 21736 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:04,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:04,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 229 states and 246 transitions. [2022-12-14 21:19:04,584 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 246 transitions. [2022-12-14 21:19:04,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2022-12-14 21:19:04,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:04,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:04,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:04,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 1990 conjuncts, 212 conjunts are in the unsatisfiable core [2022-12-14 21:19:04,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:05,605 INFO L134 CoverageAnalysis]: Checked inductivity of 21947 backedges. 2 proven. 21945 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:06,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:06,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 230 states and 247 transitions. [2022-12-14 21:19:06,399 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 247 transitions. [2022-12-14 21:19:06,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2022-12-14 21:19:06,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:06,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:06,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:06,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 1999 conjuncts, 213 conjunts are in the unsatisfiable core [2022-12-14 21:19:06,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:07,535 INFO L134 CoverageAnalysis]: Checked inductivity of 22157 backedges. 2 proven. 22155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:08,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:08,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 231 states and 248 transitions. [2022-12-14 21:19:08,235 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 248 transitions. [2022-12-14 21:19:08,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2022-12-14 21:19:08,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:08,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:08,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:08,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 2008 conjuncts, 214 conjunts are in the unsatisfiable core [2022-12-14 21:19:08,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:09,362 INFO L134 CoverageAnalysis]: Checked inductivity of 22368 backedges. 2 proven. 22366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:10,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:10,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 232 states and 249 transitions. [2022-12-14 21:19:10,075 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 249 transitions. [2022-12-14 21:19:10,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-12-14 21:19:10,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:10,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:10,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:10,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 2017 conjuncts, 215 conjunts are in the unsatisfiable core [2022-12-14 21:19:10,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:11,230 INFO L134 CoverageAnalysis]: Checked inductivity of 22580 backedges. 2 proven. 22578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:11,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:11,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 233 states and 250 transitions. [2022-12-14 21:19:11,911 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 250 transitions. [2022-12-14 21:19:11,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2022-12-14 21:19:11,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:11,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:12,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:12,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 2026 conjuncts, 216 conjunts are in the unsatisfiable core [2022-12-14 21:19:12,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:12,966 INFO L134 CoverageAnalysis]: Checked inductivity of 22793 backedges. 2 proven. 22791 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:13,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:13,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 234 states and 251 transitions. [2022-12-14 21:19:13,620 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 251 transitions. [2022-12-14 21:19:13,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-12-14 21:19:13,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:13,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:14,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:14,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 2035 conjuncts, 217 conjunts are in the unsatisfiable core [2022-12-14 21:19:14,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:14,871 INFO L134 CoverageAnalysis]: Checked inductivity of 23007 backedges. 2 proven. 23005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:15,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:15,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 235 states and 252 transitions. [2022-12-14 21:19:15,567 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 252 transitions. [2022-12-14 21:19:15,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2022-12-14 21:19:15,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:15,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:15,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:15,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 2044 conjuncts, 218 conjunts are in the unsatisfiable core [2022-12-14 21:19:15,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:16,696 INFO L134 CoverageAnalysis]: Checked inductivity of 23222 backedges. 2 proven. 23220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:17,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:17,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 236 states and 253 transitions. [2022-12-14 21:19:17,484 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 253 transitions. [2022-12-14 21:19:17,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2022-12-14 21:19:17,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:17,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:17,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:17,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 2053 conjuncts, 219 conjunts are in the unsatisfiable core [2022-12-14 21:19:17,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:18,463 INFO L134 CoverageAnalysis]: Checked inductivity of 23438 backedges. 2 proven. 23436 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:19,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:19,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 237 states and 254 transitions. [2022-12-14 21:19:19,091 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 254 transitions. [2022-12-14 21:19:19,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2022-12-14 21:19:19,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:19,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:19,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:19,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 2062 conjuncts, 220 conjunts are in the unsatisfiable core [2022-12-14 21:19:19,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:20,087 INFO L134 CoverageAnalysis]: Checked inductivity of 23655 backedges. 2 proven. 23653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:20,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:20,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 238 states and 255 transitions. [2022-12-14 21:19:20,871 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 255 transitions. [2022-12-14 21:19:20,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-12-14 21:19:20,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:20,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:21,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:21,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 2071 conjuncts, 221 conjunts are in the unsatisfiable core [2022-12-14 21:19:21,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:21,841 INFO L134 CoverageAnalysis]: Checked inductivity of 23873 backedges. 2 proven. 23871 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:22,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:22,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 239 states and 256 transitions. [2022-12-14 21:19:22,576 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 256 transitions. [2022-12-14 21:19:22,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2022-12-14 21:19:22,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:22,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:22,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:22,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 2080 conjuncts, 222 conjunts are in the unsatisfiable core [2022-12-14 21:19:22,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:23,711 INFO L134 CoverageAnalysis]: Checked inductivity of 24092 backedges. 2 proven. 24090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:24,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:24,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 240 states and 257 transitions. [2022-12-14 21:19:24,404 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 257 transitions. [2022-12-14 21:19:24,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-12-14 21:19:24,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:24,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:24,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:24,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 2089 conjuncts, 223 conjunts are in the unsatisfiable core [2022-12-14 21:19:24,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:25,385 INFO L134 CoverageAnalysis]: Checked inductivity of 24312 backedges. 2 proven. 24310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:26,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:26,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 241 states and 258 transitions. [2022-12-14 21:19:26,024 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 258 transitions. [2022-12-14 21:19:26,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2022-12-14 21:19:26,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:26,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:26,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:26,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 2098 conjuncts, 224 conjunts are in the unsatisfiable core [2022-12-14 21:19:26,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:27,222 INFO L134 CoverageAnalysis]: Checked inductivity of 24533 backedges. 2 proven. 24531 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:27,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:27,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 242 states and 259 transitions. [2022-12-14 21:19:27,899 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 259 transitions. [2022-12-14 21:19:27,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-12-14 21:19:27,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:27,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:28,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:28,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 2107 conjuncts, 225 conjunts are in the unsatisfiable core [2022-12-14 21:19:28,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:28,961 INFO L134 CoverageAnalysis]: Checked inductivity of 24755 backedges. 2 proven. 24753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:29,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:29,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 243 states and 260 transitions. [2022-12-14 21:19:29,620 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 260 transitions. [2022-12-14 21:19:29,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2022-12-14 21:19:29,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:29,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:29,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 2116 conjuncts, 226 conjunts are in the unsatisfiable core [2022-12-14 21:19:29,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:30,673 INFO L134 CoverageAnalysis]: Checked inductivity of 24978 backedges. 2 proven. 24976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:31,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:31,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 244 states and 261 transitions. [2022-12-14 21:19:31,423 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 261 transitions. [2022-12-14 21:19:31,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-12-14 21:19:31,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:31,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:31,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:31,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 2125 conjuncts, 227 conjunts are in the unsatisfiable core [2022-12-14 21:19:31,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:32,596 INFO L134 CoverageAnalysis]: Checked inductivity of 25202 backedges. 2 proven. 25200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:33,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:33,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 245 states and 262 transitions. [2022-12-14 21:19:33,418 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 262 transitions. [2022-12-14 21:19:33,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-12-14 21:19:33,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:33,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:33,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:33,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 2134 conjuncts, 228 conjunts are in the unsatisfiable core [2022-12-14 21:19:33,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:34,669 INFO L134 CoverageAnalysis]: Checked inductivity of 25427 backedges. 2 proven. 25425 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:35,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:35,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 246 states and 263 transitions. [2022-12-14 21:19:35,468 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 263 transitions. [2022-12-14 21:19:35,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2022-12-14 21:19:35,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:35,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:35,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:35,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 2143 conjuncts, 229 conjunts are in the unsatisfiable core [2022-12-14 21:19:35,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:36,730 INFO L134 CoverageAnalysis]: Checked inductivity of 25653 backedges. 2 proven. 25651 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:37,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:37,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 247 states and 264 transitions. [2022-12-14 21:19:37,587 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 264 transitions. [2022-12-14 21:19:37,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2022-12-14 21:19:37,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:37,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:37,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:37,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 2152 conjuncts, 230 conjunts are in the unsatisfiable core [2022-12-14 21:19:37,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:38,722 INFO L134 CoverageAnalysis]: Checked inductivity of 25880 backedges. 2 proven. 25878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:39,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:39,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 248 states and 265 transitions. [2022-12-14 21:19:39,420 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 265 transitions. [2022-12-14 21:19:39,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-12-14 21:19:39,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:39,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:39,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:39,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 2161 conjuncts, 231 conjunts are in the unsatisfiable core [2022-12-14 21:19:39,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:40,819 INFO L134 CoverageAnalysis]: Checked inductivity of 26108 backedges. 2 proven. 26106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:41,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:41,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 249 states and 266 transitions. [2022-12-14 21:19:41,654 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 266 transitions. [2022-12-14 21:19:41,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2022-12-14 21:19:41,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:41,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:42,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:42,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 2170 conjuncts, 232 conjunts are in the unsatisfiable core [2022-12-14 21:19:42,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:42,990 INFO L134 CoverageAnalysis]: Checked inductivity of 26337 backedges. 2 proven. 26335 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:43,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:43,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 250 states and 267 transitions. [2022-12-14 21:19:43,930 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 267 transitions. [2022-12-14 21:19:43,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2022-12-14 21:19:43,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:43,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:44,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:44,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 2179 conjuncts, 233 conjunts are in the unsatisfiable core [2022-12-14 21:19:44,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:45,222 INFO L134 CoverageAnalysis]: Checked inductivity of 26567 backedges. 2 proven. 26565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:46,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:46,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 251 states and 268 transitions. [2022-12-14 21:19:46,181 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 268 transitions. [2022-12-14 21:19:46,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2022-12-14 21:19:46,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:46,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:46,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:46,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 2188 conjuncts, 234 conjunts are in the unsatisfiable core [2022-12-14 21:19:46,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:47,588 INFO L134 CoverageAnalysis]: Checked inductivity of 26798 backedges. 2 proven. 26796 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:48,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:48,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 252 states and 269 transitions. [2022-12-14 21:19:48,314 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 269 transitions. [2022-12-14 21:19:48,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-12-14 21:19:48,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:48,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:48,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:48,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 2197 conjuncts, 235 conjunts are in the unsatisfiable core [2022-12-14 21:19:48,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:49,418 INFO L134 CoverageAnalysis]: Checked inductivity of 27030 backedges. 2 proven. 27028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:50,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:50,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 253 states and 270 transitions. [2022-12-14 21:19:50,108 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 270 transitions. [2022-12-14 21:19:50,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-12-14 21:19:50,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:50,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:50,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 2206 conjuncts, 236 conjunts are in the unsatisfiable core [2022-12-14 21:19:50,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:51,248 INFO L134 CoverageAnalysis]: Checked inductivity of 27263 backedges. 2 proven. 27261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:52,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:52,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 254 states and 271 transitions. [2022-12-14 21:19:52,138 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 271 transitions. [2022-12-14 21:19:52,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2022-12-14 21:19:52,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:52,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:52,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 2215 conjuncts, 237 conjunts are in the unsatisfiable core [2022-12-14 21:19:52,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:53,518 INFO L134 CoverageAnalysis]: Checked inductivity of 27497 backedges. 2 proven. 27495 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:54,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:54,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 255 states and 272 transitions. [2022-12-14 21:19:54,195 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 272 transitions. [2022-12-14 21:19:54,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2022-12-14 21:19:54,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:54,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:54,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:54,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 2224 conjuncts, 238 conjunts are in the unsatisfiable core [2022-12-14 21:19:54,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:55,509 INFO L134 CoverageAnalysis]: Checked inductivity of 27732 backedges. 2 proven. 27730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:56,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:56,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 256 states and 273 transitions. [2022-12-14 21:19:56,374 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 273 transitions. [2022-12-14 21:19:56,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2022-12-14 21:19:56,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:56,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:56,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 2233 conjuncts, 239 conjunts are in the unsatisfiable core [2022-12-14 21:19:56,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:19:57,693 INFO L134 CoverageAnalysis]: Checked inductivity of 27968 backedges. 2 proven. 27966 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:19:58,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:58,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 257 states and 274 transitions. [2022-12-14 21:19:58,683 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 274 transitions. [2022-12-14 21:19:58,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2022-12-14 21:19:58,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:58,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:59,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:59,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 2242 conjuncts, 240 conjunts are in the unsatisfiable core [2022-12-14 21:19:59,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:00,160 INFO L134 CoverageAnalysis]: Checked inductivity of 28205 backedges. 2 proven. 28203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:01,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:01,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 258 states and 275 transitions. [2022-12-14 21:20:01,191 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 275 transitions. [2022-12-14 21:20:01,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2022-12-14 21:20:01,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:01,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:01,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:01,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 2251 conjuncts, 241 conjunts are in the unsatisfiable core [2022-12-14 21:20:01,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:02,597 INFO L134 CoverageAnalysis]: Checked inductivity of 28443 backedges. 2 proven. 28441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:03,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:03,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 259 states and 276 transitions. [2022-12-14 21:20:03,602 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 276 transitions. [2022-12-14 21:20:03,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2022-12-14 21:20:03,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:03,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:04,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:04,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 2260 conjuncts, 242 conjunts are in the unsatisfiable core [2022-12-14 21:20:04,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:05,139 INFO L134 CoverageAnalysis]: Checked inductivity of 28682 backedges. 2 proven. 28680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:06,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:06,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 260 states and 277 transitions. [2022-12-14 21:20:06,196 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 277 transitions. [2022-12-14 21:20:06,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2022-12-14 21:20:06,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:06,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:06,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:06,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 2269 conjuncts, 243 conjunts are in the unsatisfiable core [2022-12-14 21:20:06,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:07,636 INFO L134 CoverageAnalysis]: Checked inductivity of 28922 backedges. 2 proven. 28920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:08,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:08,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 261 states and 278 transitions. [2022-12-14 21:20:08,457 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 278 transitions. [2022-12-14 21:20:08,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2022-12-14 21:20:08,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:08,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:08,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:08,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 2278 conjuncts, 244 conjunts are in the unsatisfiable core [2022-12-14 21:20:08,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:09,870 INFO L134 CoverageAnalysis]: Checked inductivity of 29163 backedges. 2 proven. 29161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:10,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:10,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 262 states and 279 transitions. [2022-12-14 21:20:10,865 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 279 transitions. [2022-12-14 21:20:10,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2022-12-14 21:20:10,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:10,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:11,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 2287 conjuncts, 245 conjunts are in the unsatisfiable core [2022-12-14 21:20:11,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:12,189 INFO L134 CoverageAnalysis]: Checked inductivity of 29405 backedges. 2 proven. 29403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:13,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:13,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 263 states and 280 transitions. [2022-12-14 21:20:13,135 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 280 transitions. [2022-12-14 21:20:13,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2022-12-14 21:20:13,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:13,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:13,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:13,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 2296 conjuncts, 246 conjunts are in the unsatisfiable core [2022-12-14 21:20:13,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:14,364 INFO L134 CoverageAnalysis]: Checked inductivity of 29648 backedges. 2 proven. 29646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:15,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:15,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 264 states and 281 transitions. [2022-12-14 21:20:15,125 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 281 transitions. [2022-12-14 21:20:15,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-12-14 21:20:15,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:15,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:15,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:15,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 2305 conjuncts, 247 conjunts are in the unsatisfiable core [2022-12-14 21:20:15,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:16,378 INFO L134 CoverageAnalysis]: Checked inductivity of 29892 backedges. 2 proven. 29890 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:17,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:17,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 265 states and 282 transitions. [2022-12-14 21:20:17,211 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 282 transitions. [2022-12-14 21:20:17,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-12-14 21:20:17,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:17,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:17,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:17,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 2314 conjuncts, 248 conjunts are in the unsatisfiable core [2022-12-14 21:20:17,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:18,497 INFO L134 CoverageAnalysis]: Checked inductivity of 30137 backedges. 2 proven. 30135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:19,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:19,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 266 states and 283 transitions. [2022-12-14 21:20:19,475 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 283 transitions. [2022-12-14 21:20:19,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2022-12-14 21:20:19,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:19,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:19,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:19,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 2323 conjuncts, 249 conjunts are in the unsatisfiable core [2022-12-14 21:20:19,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:21,005 INFO L134 CoverageAnalysis]: Checked inductivity of 30383 backedges. 2 proven. 30381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:21,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:21,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 267 states and 284 transitions. [2022-12-14 21:20:21,866 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 284 transitions. [2022-12-14 21:20:21,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2022-12-14 21:20:21,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:21,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:22,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 2332 conjuncts, 250 conjunts are in the unsatisfiable core [2022-12-14 21:20:22,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:23,239 INFO L134 CoverageAnalysis]: Checked inductivity of 30630 backedges. 2 proven. 30628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:24,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:24,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 268 states and 285 transitions. [2022-12-14 21:20:24,046 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 285 transitions. [2022-12-14 21:20:24,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-12-14 21:20:24,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:24,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:24,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:24,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 2341 conjuncts, 251 conjunts are in the unsatisfiable core [2022-12-14 21:20:24,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:25,465 INFO L134 CoverageAnalysis]: Checked inductivity of 30878 backedges. 2 proven. 30876 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:26,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:26,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 269 states and 286 transitions. [2022-12-14 21:20:26,345 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 286 transitions. [2022-12-14 21:20:26,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2022-12-14 21:20:26,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:26,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:26,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 2350 conjuncts, 252 conjunts are in the unsatisfiable core [2022-12-14 21:20:26,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:27,779 INFO L134 CoverageAnalysis]: Checked inductivity of 31127 backedges. 2 proven. 31125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:28,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:28,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 270 states and 287 transitions. [2022-12-14 21:20:28,650 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 287 transitions. [2022-12-14 21:20:28,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-12-14 21:20:28,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:28,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:29,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:29,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 2359 conjuncts, 253 conjunts are in the unsatisfiable core [2022-12-14 21:20:29,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:29,804 INFO L134 CoverageAnalysis]: Checked inductivity of 31377 backedges. 2 proven. 31375 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:30,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:30,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 271 states and 288 transitions. [2022-12-14 21:20:30,639 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 288 transitions. [2022-12-14 21:20:30,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2022-12-14 21:20:30,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:30,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:31,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:31,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 2368 conjuncts, 254 conjunts are in the unsatisfiable core [2022-12-14 21:20:31,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:31,887 INFO L134 CoverageAnalysis]: Checked inductivity of 31628 backedges. 2 proven. 31626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:32,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:32,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 272 states and 289 transitions. [2022-12-14 21:20:32,711 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 289 transitions. [2022-12-14 21:20:32,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-12-14 21:20:32,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:32,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:33,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:33,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 2377 conjuncts, 255 conjunts are in the unsatisfiable core [2022-12-14 21:20:33,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:34,143 INFO L134 CoverageAnalysis]: Checked inductivity of 31880 backedges. 2 proven. 31878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:35,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:35,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 273 states and 290 transitions. [2022-12-14 21:20:35,114 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 290 transitions. [2022-12-14 21:20:35,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2022-12-14 21:20:35,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:35,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:35,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:35,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 2386 conjuncts, 256 conjunts are in the unsatisfiable core [2022-12-14 21:20:35,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:36,638 INFO L134 CoverageAnalysis]: Checked inductivity of 32133 backedges. 2 proven. 32131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:37,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:37,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 274 states and 291 transitions. [2022-12-14 21:20:37,497 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 291 transitions. [2022-12-14 21:20:37,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-12-14 21:20:37,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:37,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:37,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:37,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 2395 conjuncts, 257 conjunts are in the unsatisfiable core [2022-12-14 21:20:37,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:38,720 INFO L134 CoverageAnalysis]: Checked inductivity of 32387 backedges. 2 proven. 32385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:39,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:39,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 275 states and 292 transitions. [2022-12-14 21:20:39,516 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 292 transitions. [2022-12-14 21:20:39,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2022-12-14 21:20:39,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:39,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:39,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 2404 conjuncts, 258 conjunts are in the unsatisfiable core [2022-12-14 21:20:39,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:40,648 INFO L134 CoverageAnalysis]: Checked inductivity of 32642 backedges. 2 proven. 32640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:41,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:41,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 276 states and 293 transitions. [2022-12-14 21:20:41,483 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 293 transitions. [2022-12-14 21:20:41,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-12-14 21:20:41,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:41,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:41,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:41,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 2413 conjuncts, 259 conjunts are in the unsatisfiable core [2022-12-14 21:20:41,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:42,614 INFO L134 CoverageAnalysis]: Checked inductivity of 32898 backedges. 2 proven. 32896 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:43,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:43,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 277 states and 294 transitions. [2022-12-14 21:20:43,450 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 294 transitions. [2022-12-14 21:20:43,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-12-14 21:20:43,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:43,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:43,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 2422 conjuncts, 260 conjunts are in the unsatisfiable core [2022-12-14 21:20:43,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:44,560 INFO L134 CoverageAnalysis]: Checked inductivity of 33155 backedges. 2 proven. 33153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:45,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:45,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 278 states and 295 transitions. [2022-12-14 21:20:45,389 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 295 transitions. [2022-12-14 21:20:45,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2022-12-14 21:20:45,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:45,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:45,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 2431 conjuncts, 261 conjunts are in the unsatisfiable core [2022-12-14 21:20:45,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:46,813 INFO L134 CoverageAnalysis]: Checked inductivity of 33413 backedges. 2 proven. 33411 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:47,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:47,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 279 states and 296 transitions. [2022-12-14 21:20:47,679 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 296 transitions. [2022-12-14 21:20:47,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2022-12-14 21:20:47,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:47,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:48,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:48,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 2440 conjuncts, 262 conjunts are in the unsatisfiable core [2022-12-14 21:20:48,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:48,972 INFO L134 CoverageAnalysis]: Checked inductivity of 33672 backedges. 2 proven. 33670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:49,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:49,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 280 states and 297 transitions. [2022-12-14 21:20:49,788 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 297 transitions. [2022-12-14 21:20:49,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-12-14 21:20:49,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:49,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:50,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:50,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 2449 conjuncts, 263 conjunts are in the unsatisfiable core [2022-12-14 21:20:50,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:51,185 INFO L134 CoverageAnalysis]: Checked inductivity of 33932 backedges. 2 proven. 33930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:52,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:52,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 281 states and 298 transitions. [2022-12-14 21:20:52,233 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 298 transitions. [2022-12-14 21:20:52,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2022-12-14 21:20:52,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:52,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:52,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:52,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 2458 conjuncts, 264 conjunts are in the unsatisfiable core [2022-12-14 21:20:52,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:53,848 INFO L134 CoverageAnalysis]: Checked inductivity of 34193 backedges. 2 proven. 34191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:54,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:54,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 282 states and 299 transitions. [2022-12-14 21:20:54,958 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 299 transitions. [2022-12-14 21:20:54,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2022-12-14 21:20:54,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:54,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:55,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 2467 conjuncts, 265 conjunts are in the unsatisfiable core [2022-12-14 21:20:55,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:56,569 INFO L134 CoverageAnalysis]: Checked inductivity of 34455 backedges. 2 proven. 34453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:57,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:57,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 283 states and 300 transitions. [2022-12-14 21:20:57,659 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 300 transitions. [2022-12-14 21:20:57,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2022-12-14 21:20:57,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:57,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:58,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 2476 conjuncts, 266 conjunts are in the unsatisfiable core [2022-12-14 21:20:58,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:20:59,136 INFO L134 CoverageAnalysis]: Checked inductivity of 34718 backedges. 2 proven. 34716 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:20:59,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:59,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 284 states and 301 transitions. [2022-12-14 21:20:59,976 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 301 transitions. [2022-12-14 21:20:59,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2022-12-14 21:20:59,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:59,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:00,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:00,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 2485 conjuncts, 267 conjunts are in the unsatisfiable core [2022-12-14 21:21:00,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:01,391 INFO L134 CoverageAnalysis]: Checked inductivity of 34982 backedges. 2 proven. 34980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:02,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:02,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 285 states and 302 transitions. [2022-12-14 21:21:02,230 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 302 transitions. [2022-12-14 21:21:02,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2022-12-14 21:21:02,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:02,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:02,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 2494 conjuncts, 268 conjunts are in the unsatisfiable core [2022-12-14 21:21:02,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:03,587 INFO L134 CoverageAnalysis]: Checked inductivity of 35247 backedges. 2 proven. 35245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:04,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:04,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 286 states and 303 transitions. [2022-12-14 21:21:04,347 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 303 transitions. [2022-12-14 21:21:04,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2022-12-14 21:21:04,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:04,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:04,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:04,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 2503 conjuncts, 269 conjunts are in the unsatisfiable core [2022-12-14 21:21:04,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:05,530 INFO L134 CoverageAnalysis]: Checked inductivity of 35513 backedges. 2 proven. 35511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:06,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:06,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 287 states and 304 transitions. [2022-12-14 21:21:06,379 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 304 transitions. [2022-12-14 21:21:06,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2022-12-14 21:21:06,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:06,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:06,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:06,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 2512 conjuncts, 270 conjunts are in the unsatisfiable core [2022-12-14 21:21:06,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:07,629 INFO L134 CoverageAnalysis]: Checked inductivity of 35780 backedges. 2 proven. 35778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:08,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:08,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 288 states and 305 transitions. [2022-12-14 21:21:08,547 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 305 transitions. [2022-12-14 21:21:08,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2022-12-14 21:21:08,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:08,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:08,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:08,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 2521 conjuncts, 271 conjunts are in the unsatisfiable core [2022-12-14 21:21:08,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:09,885 INFO L134 CoverageAnalysis]: Checked inductivity of 36048 backedges. 2 proven. 36046 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:10,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:10,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 289 states and 306 transitions. [2022-12-14 21:21:10,861 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 306 transitions. [2022-12-14 21:21:10,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2022-12-14 21:21:10,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:10,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:11,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 2530 conjuncts, 272 conjunts are in the unsatisfiable core [2022-12-14 21:21:11,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:12,515 INFO L134 CoverageAnalysis]: Checked inductivity of 36317 backedges. 2 proven. 36315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:13,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:13,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 290 states and 307 transitions. [2022-12-14 21:21:13,388 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 307 transitions. [2022-12-14 21:21:13,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2022-12-14 21:21:13,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:13,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:13,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:13,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 2539 conjuncts, 273 conjunts are in the unsatisfiable core [2022-12-14 21:21:13,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:14,743 INFO L134 CoverageAnalysis]: Checked inductivity of 36587 backedges. 2 proven. 36585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:15,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:15,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 291 states and 308 transitions. [2022-12-14 21:21:15,631 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 308 transitions. [2022-12-14 21:21:15,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2022-12-14 21:21:15,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:15,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:16,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:16,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 2548 conjuncts, 274 conjunts are in the unsatisfiable core [2022-12-14 21:21:16,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:16,951 INFO L134 CoverageAnalysis]: Checked inductivity of 36858 backedges. 2 proven. 36856 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:17,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:17,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 292 states and 309 transitions. [2022-12-14 21:21:17,912 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 309 transitions. [2022-12-14 21:21:17,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2022-12-14 21:21:17,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:17,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:18,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:18,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 2557 conjuncts, 275 conjunts are in the unsatisfiable core [2022-12-14 21:21:18,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:19,236 INFO L134 CoverageAnalysis]: Checked inductivity of 37130 backedges. 2 proven. 37128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:20,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:20,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 293 states and 310 transitions. [2022-12-14 21:21:20,074 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 310 transitions. [2022-12-14 21:21:20,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2022-12-14 21:21:20,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:20,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:20,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:20,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 2566 conjuncts, 276 conjunts are in the unsatisfiable core [2022-12-14 21:21:20,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:21,565 INFO L134 CoverageAnalysis]: Checked inductivity of 37403 backedges. 2 proven. 37401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:22,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:22,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 294 states and 311 transitions. [2022-12-14 21:21:22,615 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 311 transitions. [2022-12-14 21:21:22,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2022-12-14 21:21:22,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:22,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:23,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:23,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 2575 conjuncts, 277 conjunts are in the unsatisfiable core [2022-12-14 21:21:23,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:24,073 INFO L134 CoverageAnalysis]: Checked inductivity of 37677 backedges. 2 proven. 37675 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:25,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:25,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 295 states and 312 transitions. [2022-12-14 21:21:25,092 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 312 transitions. [2022-12-14 21:21:25,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-12-14 21:21:25,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:25,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:25,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:25,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 2584 conjuncts, 278 conjunts are in the unsatisfiable core [2022-12-14 21:21:25,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:26,526 INFO L134 CoverageAnalysis]: Checked inductivity of 37952 backedges. 2 proven. 37950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:27,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:27,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 296 states and 313 transitions. [2022-12-14 21:21:27,586 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 313 transitions. [2022-12-14 21:21:27,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2022-12-14 21:21:27,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:27,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:28,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:28,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 2593 conjuncts, 279 conjunts are in the unsatisfiable core [2022-12-14 21:21:28,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:29,083 INFO L134 CoverageAnalysis]: Checked inductivity of 38228 backedges. 2 proven. 38226 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:30,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:30,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 297 states and 314 transitions. [2022-12-14 21:21:30,013 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 314 transitions. [2022-12-14 21:21:30,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2022-12-14 21:21:30,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:30,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:30,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:30,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 2602 conjuncts, 280 conjunts are in the unsatisfiable core [2022-12-14 21:21:30,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:31,555 INFO L134 CoverageAnalysis]: Checked inductivity of 38505 backedges. 2 proven. 38503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:32,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:32,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 298 states and 315 transitions. [2022-12-14 21:21:32,440 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 315 transitions. [2022-12-14 21:21:32,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2022-12-14 21:21:32,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:32,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:32,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:32,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 2611 conjuncts, 281 conjunts are in the unsatisfiable core [2022-12-14 21:21:32,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:33,982 INFO L134 CoverageAnalysis]: Checked inductivity of 38783 backedges. 2 proven. 38781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:35,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:35,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 299 states and 316 transitions. [2022-12-14 21:21:35,048 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 316 transitions. [2022-12-14 21:21:35,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2022-12-14 21:21:35,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:35,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:35,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:35,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 2620 conjuncts, 282 conjunts are in the unsatisfiable core [2022-12-14 21:21:35,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:36,588 INFO L134 CoverageAnalysis]: Checked inductivity of 39062 backedges. 2 proven. 39060 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:37,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:37,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 300 states and 317 transitions. [2022-12-14 21:21:37,479 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 317 transitions. [2022-12-14 21:21:37,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2022-12-14 21:21:37,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:37,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:37,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:37,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 2629 conjuncts, 283 conjunts are in the unsatisfiable core [2022-12-14 21:21:37,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:38,836 INFO L134 CoverageAnalysis]: Checked inductivity of 39342 backedges. 2 proven. 39340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:39,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:39,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 301 states and 318 transitions. [2022-12-14 21:21:39,682 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 318 transitions. [2022-12-14 21:21:39,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-12-14 21:21:39,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:39,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:40,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:40,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 2638 conjuncts, 284 conjunts are in the unsatisfiable core [2022-12-14 21:21:40,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:41,071 INFO L134 CoverageAnalysis]: Checked inductivity of 39623 backedges. 2 proven. 39621 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:42,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:42,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 302 states and 319 transitions. [2022-12-14 21:21:42,211 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 319 transitions. [2022-12-14 21:21:42,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2022-12-14 21:21:42,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:42,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:42,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:42,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 2647 conjuncts, 285 conjunts are in the unsatisfiable core [2022-12-14 21:21:42,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:43,993 INFO L134 CoverageAnalysis]: Checked inductivity of 39905 backedges. 2 proven. 39903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:45,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:45,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 303 states and 320 transitions. [2022-12-14 21:21:45,147 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 320 transitions. [2022-12-14 21:21:45,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-12-14 21:21:45,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:45,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:45,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 2656 conjuncts, 286 conjunts are in the unsatisfiable core [2022-12-14 21:21:45,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:46,910 INFO L134 CoverageAnalysis]: Checked inductivity of 40188 backedges. 2 proven. 40186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:47,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:47,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 304 states and 321 transitions. [2022-12-14 21:21:47,951 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 321 transitions. [2022-12-14 21:21:47,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2022-12-14 21:21:47,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:47,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:48,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:48,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 2665 conjuncts, 287 conjunts are in the unsatisfiable core [2022-12-14 21:21:48,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:49,389 INFO L134 CoverageAnalysis]: Checked inductivity of 40472 backedges. 2 proven. 40470 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:50,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:50,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 305 states and 322 transitions. [2022-12-14 21:21:50,262 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 322 transitions. [2022-12-14 21:21:50,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2022-12-14 21:21:50,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:50,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:50,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 2674 conjuncts, 288 conjunts are in the unsatisfiable core [2022-12-14 21:21:50,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:51,785 INFO L134 CoverageAnalysis]: Checked inductivity of 40757 backedges. 2 proven. 40755 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:52,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:52,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 306 states and 323 transitions. [2022-12-14 21:21:52,744 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 323 transitions. [2022-12-14 21:21:52,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2022-12-14 21:21:52,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:52,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:53,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:53,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 2683 conjuncts, 289 conjunts are in the unsatisfiable core [2022-12-14 21:21:53,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:54,114 INFO L134 CoverageAnalysis]: Checked inductivity of 41043 backedges. 2 proven. 41041 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:54,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:54,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 307 states and 324 transitions. [2022-12-14 21:21:54,986 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 324 transitions. [2022-12-14 21:21:54,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2022-12-14 21:21:54,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:54,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:55,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:55,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 2692 conjuncts, 290 conjunts are in the unsatisfiable core [2022-12-14 21:21:55,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:56,353 INFO L134 CoverageAnalysis]: Checked inductivity of 41330 backedges. 2 proven. 41328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:57,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:57,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 308 states and 325 transitions. [2022-12-14 21:21:57,375 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 325 transitions. [2022-12-14 21:21:57,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2022-12-14 21:21:57,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:57,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:57,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 2701 conjuncts, 291 conjunts are in the unsatisfiable core [2022-12-14 21:21:57,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:21:58,863 INFO L134 CoverageAnalysis]: Checked inductivity of 41618 backedges. 2 proven. 41616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:21:59,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:59,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 309 states and 326 transitions. [2022-12-14 21:21:59,810 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 326 transitions. [2022-12-14 21:21:59,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-12-14 21:21:59,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:59,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:00,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:00,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 2710 conjuncts, 292 conjunts are in the unsatisfiable core [2022-12-14 21:22:00,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:01,355 INFO L134 CoverageAnalysis]: Checked inductivity of 41907 backedges. 2 proven. 41905 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:02,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:02,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 310 states and 327 transitions. [2022-12-14 21:22:02,341 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 327 transitions. [2022-12-14 21:22:02,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2022-12-14 21:22:02,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:02,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:03,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:03,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 2719 conjuncts, 293 conjunts are in the unsatisfiable core [2022-12-14 21:22:03,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:04,045 INFO L134 CoverageAnalysis]: Checked inductivity of 42197 backedges. 2 proven. 42195 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:05,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:05,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 311 states and 328 transitions. [2022-12-14 21:22:05,014 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 328 transitions. [2022-12-14 21:22:05,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2022-12-14 21:22:05,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:05,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:05,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:05,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 2728 conjuncts, 294 conjunts are in the unsatisfiable core [2022-12-14 21:22:05,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:06,514 INFO L134 CoverageAnalysis]: Checked inductivity of 42488 backedges. 2 proven. 42486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:07,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:07,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 312 states and 329 transitions. [2022-12-14 21:22:07,511 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 329 transitions. [2022-12-14 21:22:07,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2022-12-14 21:22:07,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:07,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:08,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:08,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 2737 conjuncts, 295 conjunts are in the unsatisfiable core [2022-12-14 21:22:08,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:09,007 INFO L134 CoverageAnalysis]: Checked inductivity of 42780 backedges. 2 proven. 42778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:09,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:09,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 313 states and 330 transitions. [2022-12-14 21:22:09,896 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 330 transitions. [2022-12-14 21:22:09,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2022-12-14 21:22:09,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:09,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:10,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:10,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 2746 conjuncts, 296 conjunts are in the unsatisfiable core [2022-12-14 21:22:10,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:11,329 INFO L134 CoverageAnalysis]: Checked inductivity of 43073 backedges. 2 proven. 43071 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:12,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:12,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 314 states and 331 transitions. [2022-12-14 21:22:12,365 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 331 transitions. [2022-12-14 21:22:12,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2022-12-14 21:22:12,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:12,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:12,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 2755 conjuncts, 297 conjunts are in the unsatisfiable core [2022-12-14 21:22:12,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:14,145 INFO L134 CoverageAnalysis]: Checked inductivity of 43367 backedges. 2 proven. 43365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:15,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:15,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 315 states and 332 transitions. [2022-12-14 21:22:15,427 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 332 transitions. [2022-12-14 21:22:15,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-12-14 21:22:15,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:15,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:15,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:15,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 2764 conjuncts, 298 conjunts are in the unsatisfiable core [2022-12-14 21:22:15,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:17,296 INFO L134 CoverageAnalysis]: Checked inductivity of 43662 backedges. 2 proven. 43660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:18,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:18,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 316 states and 333 transitions. [2022-12-14 21:22:18,401 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 333 transitions. [2022-12-14 21:22:18,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2022-12-14 21:22:18,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:18,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:19,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 2773 conjuncts, 299 conjunts are in the unsatisfiable core [2022-12-14 21:22:19,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:20,160 INFO L134 CoverageAnalysis]: Checked inductivity of 43958 backedges. 2 proven. 43956 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:21,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:21,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 317 states and 334 transitions. [2022-12-14 21:22:21,202 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 334 transitions. [2022-12-14 21:22:21,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2022-12-14 21:22:21,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:21,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:21,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 2782 conjuncts, 300 conjunts are in the unsatisfiable core [2022-12-14 21:22:21,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:22,932 INFO L134 CoverageAnalysis]: Checked inductivity of 44255 backedges. 2 proven. 44253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:24,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:24,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 318 states and 335 transitions. [2022-12-14 21:22:24,259 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 335 transitions. [2022-12-14 21:22:24,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2022-12-14 21:22:24,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:24,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:25,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:25,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 2791 conjuncts, 301 conjunts are in the unsatisfiable core [2022-12-14 21:22:25,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:26,185 INFO L134 CoverageAnalysis]: Checked inductivity of 44553 backedges. 2 proven. 44551 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:27,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:27,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 319 states and 336 transitions. [2022-12-14 21:22:27,379 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 336 transitions. [2022-12-14 21:22:27,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2022-12-14 21:22:27,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:27,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:27,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:27,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 2800 conjuncts, 302 conjunts are in the unsatisfiable core [2022-12-14 21:22:28,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:28,984 INFO L134 CoverageAnalysis]: Checked inductivity of 44852 backedges. 2 proven. 44850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:30,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:30,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 320 states and 337 transitions. [2022-12-14 21:22:30,087 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 337 transitions. [2022-12-14 21:22:30,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2022-12-14 21:22:30,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:30,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:30,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:30,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 2809 conjuncts, 303 conjunts are in the unsatisfiable core [2022-12-14 21:22:30,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:31,833 INFO L134 CoverageAnalysis]: Checked inductivity of 45152 backedges. 2 proven. 45150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:32,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:32,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 321 states and 338 transitions. [2022-12-14 21:22:32,931 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 338 transitions. [2022-12-14 21:22:32,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2022-12-14 21:22:32,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:32,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:33,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:33,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 2818 conjuncts, 304 conjunts are in the unsatisfiable core [2022-12-14 21:22:33,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:34,601 INFO L134 CoverageAnalysis]: Checked inductivity of 45453 backedges. 2 proven. 45451 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:35,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:35,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 322 states and 339 transitions. [2022-12-14 21:22:35,752 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 339 transitions. [2022-12-14 21:22:35,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2022-12-14 21:22:35,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:35,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:36,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:36,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 2827 conjuncts, 305 conjunts are in the unsatisfiable core [2022-12-14 21:22:36,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:37,461 INFO L134 CoverageAnalysis]: Checked inductivity of 45755 backedges. 2 proven. 45753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:38,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:38,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 323 states and 340 transitions. [2022-12-14 21:22:38,627 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 340 transitions. [2022-12-14 21:22:38,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2022-12-14 21:22:38,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:38,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:39,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:39,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 2836 conjuncts, 306 conjunts are in the unsatisfiable core [2022-12-14 21:22:39,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:40,337 INFO L134 CoverageAnalysis]: Checked inductivity of 46058 backedges. 2 proven. 46056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:41,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:41,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 324 states and 341 transitions. [2022-12-14 21:22:41,399 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 341 transitions. [2022-12-14 21:22:41,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2022-12-14 21:22:41,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:41,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:41,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:41,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 2845 conjuncts, 307 conjunts are in the unsatisfiable core [2022-12-14 21:22:41,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:43,021 INFO L134 CoverageAnalysis]: Checked inductivity of 46362 backedges. 2 proven. 46360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:44,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:44,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 325 states and 342 transitions. [2022-12-14 21:22:44,027 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 342 transitions. [2022-12-14 21:22:44,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2022-12-14 21:22:44,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:44,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:44,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 2854 conjuncts, 308 conjunts are in the unsatisfiable core [2022-12-14 21:22:44,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:45,776 INFO L134 CoverageAnalysis]: Checked inductivity of 46667 backedges. 2 proven. 46665 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:46,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:46,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 326 states and 343 transitions. [2022-12-14 21:22:46,867 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 343 transitions. [2022-12-14 21:22:46,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2022-12-14 21:22:46,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:46,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:47,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 2863 conjuncts, 309 conjunts are in the unsatisfiable core [2022-12-14 21:22:47,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:48,531 INFO L134 CoverageAnalysis]: Checked inductivity of 46973 backedges. 2 proven. 46971 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:49,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:49,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 327 states and 344 transitions. [2022-12-14 21:22:49,696 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 344 transitions. [2022-12-14 21:22:49,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2022-12-14 21:22:49,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:49,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:50,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:50,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 2872 conjuncts, 310 conjunts are in the unsatisfiable core [2022-12-14 21:22:50,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:51,597 INFO L134 CoverageAnalysis]: Checked inductivity of 47280 backedges. 2 proven. 47278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:52,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:52,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 328 states and 345 transitions. [2022-12-14 21:22:52,638 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 345 transitions. [2022-12-14 21:22:52,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2022-12-14 21:22:52,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:52,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:53,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:53,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 2881 conjuncts, 311 conjunts are in the unsatisfiable core [2022-12-14 21:22:53,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:54,181 INFO L134 CoverageAnalysis]: Checked inductivity of 47588 backedges. 2 proven. 47586 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:55,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:55,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 329 states and 346 transitions. [2022-12-14 21:22:55,216 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 346 transitions. [2022-12-14 21:22:55,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2022-12-14 21:22:55,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:55,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:55,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 2890 conjuncts, 312 conjunts are in the unsatisfiable core [2022-12-14 21:22:55,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:56,699 INFO L134 CoverageAnalysis]: Checked inductivity of 47897 backedges. 2 proven. 47895 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:22:57,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:57,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 330 states and 347 transitions. [2022-12-14 21:22:57,781 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 347 transitions. [2022-12-14 21:22:57,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2022-12-14 21:22:57,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:57,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:58,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 2899 conjuncts, 313 conjunts are in the unsatisfiable core [2022-12-14 21:22:58,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:22:59,305 INFO L134 CoverageAnalysis]: Checked inductivity of 48207 backedges. 2 proven. 48205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:00,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:00,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 331 states and 348 transitions. [2022-12-14 21:23:00,461 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 348 transitions. [2022-12-14 21:23:00,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2022-12-14 21:23:00,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:00,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:01,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:01,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 2908 conjuncts, 314 conjunts are in the unsatisfiable core [2022-12-14 21:23:01,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:23:02,491 INFO L134 CoverageAnalysis]: Checked inductivity of 48518 backedges. 2 proven. 48516 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:03,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:03,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 332 states and 349 transitions. [2022-12-14 21:23:03,605 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 349 transitions. [2022-12-14 21:23:03,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2022-12-14 21:23:03,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:03,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:04,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:04,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 2917 conjuncts, 315 conjunts are in the unsatisfiable core [2022-12-14 21:23:04,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:23:05,422 INFO L134 CoverageAnalysis]: Checked inductivity of 48830 backedges. 2 proven. 48828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:06,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:06,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 333 states and 350 transitions. [2022-12-14 21:23:06,652 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 350 transitions. [2022-12-14 21:23:06,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2022-12-14 21:23:06,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:06,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:07,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:07,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 2926 conjuncts, 316 conjunts are in the unsatisfiable core [2022-12-14 21:23:07,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:23:08,361 INFO L134 CoverageAnalysis]: Checked inductivity of 49143 backedges. 2 proven. 49141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:09,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:09,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 334 states and 351 transitions. [2022-12-14 21:23:09,410 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 351 transitions. [2022-12-14 21:23:09,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2022-12-14 21:23:09,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:09,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:10,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:10,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 2935 conjuncts, 317 conjunts are in the unsatisfiable core [2022-12-14 21:23:10,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:23:11,124 INFO L134 CoverageAnalysis]: Checked inductivity of 49457 backedges. 2 proven. 49455 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:12,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:12,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 335 states and 352 transitions. [2022-12-14 21:23:12,223 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 352 transitions. [2022-12-14 21:23:12,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2022-12-14 21:23:12,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:12,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:12,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:12,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 2944 conjuncts, 318 conjunts are in the unsatisfiable core [2022-12-14 21:23:12,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:23:13,818 INFO L134 CoverageAnalysis]: Checked inductivity of 49772 backedges. 2 proven. 49770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:14,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:14,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 336 states and 353 transitions. [2022-12-14 21:23:14,830 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 353 transitions. [2022-12-14 21:23:14,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2022-12-14 21:23:14,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:14,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:15,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:15,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 2953 conjuncts, 319 conjunts are in the unsatisfiable core [2022-12-14 21:23:15,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:23:16,401 INFO L134 CoverageAnalysis]: Checked inductivity of 50088 backedges. 2 proven. 50086 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:17,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:17,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 337 states and 354 transitions. [2022-12-14 21:23:17,504 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 354 transitions. [2022-12-14 21:23:17,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2022-12-14 21:23:17,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:17,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:18,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:18,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 2962 conjuncts, 320 conjunts are in the unsatisfiable core [2022-12-14 21:23:18,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:23:19,340 INFO L134 CoverageAnalysis]: Checked inductivity of 50405 backedges. 2 proven. 50403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:20,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:20,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 338 states and 355 transitions. [2022-12-14 21:23:20,579 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 355 transitions. [2022-12-14 21:23:20,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2022-12-14 21:23:20,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:20,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:21,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:21,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 2971 conjuncts, 321 conjunts are in the unsatisfiable core [2022-12-14 21:23:21,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:23:22,393 INFO L134 CoverageAnalysis]: Checked inductivity of 50723 backedges. 2 proven. 50721 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:23,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:23,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 339 states and 356 transitions. [2022-12-14 21:23:23,510 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 356 transitions. [2022-12-14 21:23:23,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2022-12-14 21:23:23,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:23,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:24,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:24,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 2980 conjuncts, 322 conjunts are in the unsatisfiable core [2022-12-14 21:23:24,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:23:25,228 INFO L134 CoverageAnalysis]: Checked inductivity of 51042 backedges. 2 proven. 51040 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:26,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:26,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 340 states and 357 transitions. [2022-12-14 21:23:26,272 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 357 transitions. [2022-12-14 21:23:26,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2022-12-14 21:23:26,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:26,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:26,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:26,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 2989 conjuncts, 323 conjunts are in the unsatisfiable core [2022-12-14 21:23:26,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:23:28,013 INFO L134 CoverageAnalysis]: Checked inductivity of 51362 backedges. 2 proven. 51360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:29,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:29,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 341 states and 358 transitions. [2022-12-14 21:23:29,135 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 358 transitions. [2022-12-14 21:23:29,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2022-12-14 21:23:29,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:29,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:29,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:29,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 2998 conjuncts, 324 conjunts are in the unsatisfiable core [2022-12-14 21:23:29,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:23:30,858 INFO L134 CoverageAnalysis]: Checked inductivity of 51683 backedges. 2 proven. 51681 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:32,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:32,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 342 states and 359 transitions. [2022-12-14 21:23:32,156 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 359 transitions. [2022-12-14 21:23:32,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2022-12-14 21:23:32,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:32,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:32,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:32,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 3007 conjuncts, 325 conjunts are in the unsatisfiable core [2022-12-14 21:23:32,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:23:34,360 INFO L134 CoverageAnalysis]: Checked inductivity of 52005 backedges. 2 proven. 52003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:35,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:35,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 343 states and 360 transitions. [2022-12-14 21:23:35,842 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 360 transitions. [2022-12-14 21:23:35,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2022-12-14 21:23:35,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:35,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:36,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:36,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 3016 conjuncts, 326 conjunts are in the unsatisfiable core [2022-12-14 21:23:36,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:23:38,027 INFO L134 CoverageAnalysis]: Checked inductivity of 52328 backedges. 2 proven. 52326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:39,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:39,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 344 states and 361 transitions. [2022-12-14 21:23:39,052 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 361 transitions. [2022-12-14 21:23:39,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2022-12-14 21:23:39,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:39,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:39,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:39,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 3025 conjuncts, 327 conjunts are in the unsatisfiable core [2022-12-14 21:23:39,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:23:40,619 INFO L134 CoverageAnalysis]: Checked inductivity of 52652 backedges. 2 proven. 52650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:41,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:41,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 345 states and 362 transitions. [2022-12-14 21:23:41,709 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 362 transitions. [2022-12-14 21:23:41,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2022-12-14 21:23:41,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:41,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:42,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:42,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 3034 conjuncts, 328 conjunts are in the unsatisfiable core [2022-12-14 21:23:42,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:23:43,551 INFO L134 CoverageAnalysis]: Checked inductivity of 52977 backedges. 2 proven. 52975 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:45,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:45,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 346 states and 363 transitions. [2022-12-14 21:23:45,007 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 363 transitions. [2022-12-14 21:23:45,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2022-12-14 21:23:45,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:45,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:45,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:45,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 3043 conjuncts, 329 conjunts are in the unsatisfiable core [2022-12-14 21:23:45,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:23:47,264 INFO L134 CoverageAnalysis]: Checked inductivity of 53303 backedges. 2 proven. 53301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:48,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:48,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 347 states and 364 transitions. [2022-12-14 21:23:48,949 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 364 transitions. [2022-12-14 21:23:48,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2022-12-14 21:23:48,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:48,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:49,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:49,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 3052 conjuncts, 330 conjunts are in the unsatisfiable core [2022-12-14 21:23:49,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:23:50,813 INFO L134 CoverageAnalysis]: Checked inductivity of 53630 backedges. 2 proven. 53628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:52,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:52,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 348 states and 365 transitions. [2022-12-14 21:23:52,214 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 365 transitions. [2022-12-14 21:23:52,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2022-12-14 21:23:52,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:52,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:52,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 3061 conjuncts, 331 conjunts are in the unsatisfiable core [2022-12-14 21:23:52,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:23:54,299 INFO L134 CoverageAnalysis]: Checked inductivity of 53958 backedges. 2 proven. 53956 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:55,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:55,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 349 states and 366 transitions. [2022-12-14 21:23:55,602 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 366 transitions. [2022-12-14 21:23:55,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2022-12-14 21:23:55,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:55,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:56,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:56,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 3070 conjuncts, 332 conjunts are in the unsatisfiable core [2022-12-14 21:23:56,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:23:57,675 INFO L134 CoverageAnalysis]: Checked inductivity of 54287 backedges. 2 proven. 54285 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:23:58,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:58,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 350 states and 367 transitions. [2022-12-14 21:23:58,927 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 367 transitions. [2022-12-14 21:23:58,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2022-12-14 21:23:58,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:58,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:59,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:59,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 3079 conjuncts, 333 conjunts are in the unsatisfiable core [2022-12-14 21:23:59,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:00,775 INFO L134 CoverageAnalysis]: Checked inductivity of 54617 backedges. 2 proven. 54615 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:02,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:02,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 351 states and 368 transitions. [2022-12-14 21:24:02,062 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 368 transitions. [2022-12-14 21:24:02,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2022-12-14 21:24:02,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:02,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:02,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:02,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 3088 conjuncts, 334 conjunts are in the unsatisfiable core [2022-12-14 21:24:02,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:03,927 INFO L134 CoverageAnalysis]: Checked inductivity of 54948 backedges. 2 proven. 54946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:05,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:05,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 352 states and 369 transitions. [2022-12-14 21:24:05,184 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 369 transitions. [2022-12-14 21:24:05,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2022-12-14 21:24:05,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:05,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:05,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:05,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 3097 conjuncts, 335 conjunts are in the unsatisfiable core [2022-12-14 21:24:05,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:07,116 INFO L134 CoverageAnalysis]: Checked inductivity of 55280 backedges. 2 proven. 55278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:08,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:08,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 353 states and 370 transitions. [2022-12-14 21:24:08,307 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 370 transitions. [2022-12-14 21:24:08,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2022-12-14 21:24:08,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:08,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:08,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:08,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 3106 conjuncts, 336 conjunts are in the unsatisfiable core [2022-12-14 21:24:08,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:09,976 INFO L134 CoverageAnalysis]: Checked inductivity of 55613 backedges. 2 proven. 55611 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:11,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:11,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 354 states and 371 transitions. [2022-12-14 21:24:11,287 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 371 transitions. [2022-12-14 21:24:11,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2022-12-14 21:24:11,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:11,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:11,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:11,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 3115 conjuncts, 337 conjunts are in the unsatisfiable core [2022-12-14 21:24:11,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:13,051 INFO L134 CoverageAnalysis]: Checked inductivity of 55947 backedges. 2 proven. 55945 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:14,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:14,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 355 states and 372 transitions. [2022-12-14 21:24:14,113 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 372 transitions. [2022-12-14 21:24:14,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2022-12-14 21:24:14,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:14,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:14,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:14,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 3124 conjuncts, 338 conjunts are in the unsatisfiable core [2022-12-14 21:24:14,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:16,257 INFO L134 CoverageAnalysis]: Checked inductivity of 56282 backedges. 2 proven. 56280 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:17,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:17,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 356 states and 373 transitions. [2022-12-14 21:24:17,481 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 373 transitions. [2022-12-14 21:24:17,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2022-12-14 21:24:17,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:17,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:18,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:18,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 3133 conjuncts, 339 conjunts are in the unsatisfiable core [2022-12-14 21:24:18,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:19,363 INFO L134 CoverageAnalysis]: Checked inductivity of 56618 backedges. 2 proven. 56616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:20,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:20,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 357 states and 374 transitions. [2022-12-14 21:24:20,870 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 374 transitions. [2022-12-14 21:24:20,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2022-12-14 21:24:20,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:20,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:21,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 3142 conjuncts, 340 conjunts are in the unsatisfiable core [2022-12-14 21:24:21,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:23,140 INFO L134 CoverageAnalysis]: Checked inductivity of 56955 backedges. 2 proven. 56953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:24,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:24,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 358 states and 375 transitions. [2022-12-14 21:24:24,397 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 375 transitions. [2022-12-14 21:24:24,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2022-12-14 21:24:24,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:24,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:25,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:25,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 3151 conjuncts, 341 conjunts are in the unsatisfiable core [2022-12-14 21:24:25,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:26,694 INFO L134 CoverageAnalysis]: Checked inductivity of 57293 backedges. 2 proven. 57291 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:28,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:28,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 359 states and 376 transitions. [2022-12-14 21:24:28,191 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 376 transitions. [2022-12-14 21:24:28,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2022-12-14 21:24:28,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:28,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:28,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 3160 conjuncts, 342 conjunts are in the unsatisfiable core [2022-12-14 21:24:28,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:30,018 INFO L134 CoverageAnalysis]: Checked inductivity of 57632 backedges. 2 proven. 57630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:31,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:31,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 360 states and 377 transitions. [2022-12-14 21:24:31,212 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 377 transitions. [2022-12-14 21:24:31,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2022-12-14 21:24:31,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:31,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:31,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:32,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 3169 conjuncts, 343 conjunts are in the unsatisfiable core [2022-12-14 21:24:32,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:33,163 INFO L134 CoverageAnalysis]: Checked inductivity of 57972 backedges. 2 proven. 57970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:34,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:34,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 361 states and 378 transitions. [2022-12-14 21:24:34,359 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 378 transitions. [2022-12-14 21:24:34,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2022-12-14 21:24:34,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:34,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:35,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:35,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 3178 conjuncts, 344 conjunts are in the unsatisfiable core [2022-12-14 21:24:35,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:36,368 INFO L134 CoverageAnalysis]: Checked inductivity of 58313 backedges. 2 proven. 58311 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:37,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:37,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 362 states and 379 transitions. [2022-12-14 21:24:37,559 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 379 transitions. [2022-12-14 21:24:37,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2022-12-14 21:24:37,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:37,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:38,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:38,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 3187 conjuncts, 345 conjunts are in the unsatisfiable core [2022-12-14 21:24:38,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:39,489 INFO L134 CoverageAnalysis]: Checked inductivity of 58655 backedges. 2 proven. 58653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:40,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:40,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 363 states and 380 transitions. [2022-12-14 21:24:40,895 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 380 transitions. [2022-12-14 21:24:40,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2022-12-14 21:24:40,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:40,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:41,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:41,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 3196 conjuncts, 346 conjunts are in the unsatisfiable core [2022-12-14 21:24:41,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:42,717 INFO L134 CoverageAnalysis]: Checked inductivity of 58998 backedges. 2 proven. 58996 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:43,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:43,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 364 states and 381 transitions. [2022-12-14 21:24:43,853 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 381 transitions. [2022-12-14 21:24:43,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2022-12-14 21:24:43,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:43,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:44,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:44,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 3205 conjuncts, 347 conjunts are in the unsatisfiable core [2022-12-14 21:24:44,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:45,621 INFO L134 CoverageAnalysis]: Checked inductivity of 59342 backedges. 2 proven. 59340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:46,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:46,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 365 states and 382 transitions. [2022-12-14 21:24:46,817 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 382 transitions. [2022-12-14 21:24:46,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2022-12-14 21:24:46,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:46,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:47,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:47,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 3214 conjuncts, 348 conjunts are in the unsatisfiable core [2022-12-14 21:24:47,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:48,741 INFO L134 CoverageAnalysis]: Checked inductivity of 59687 backedges. 2 proven. 59685 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:49,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:49,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 366 states and 383 transitions. [2022-12-14 21:24:49,951 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 383 transitions. [2022-12-14 21:24:49,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2022-12-14 21:24:49,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:49,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:50,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:50,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 3223 conjuncts, 349 conjunts are in the unsatisfiable core [2022-12-14 21:24:50,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:51,881 INFO L134 CoverageAnalysis]: Checked inductivity of 60033 backedges. 2 proven. 60031 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:53,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:53,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 367 states and 384 transitions. [2022-12-14 21:24:53,320 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 384 transitions. [2022-12-14 21:24:53,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2022-12-14 21:24:53,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:53,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:54,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:54,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 3232 conjuncts, 350 conjunts are in the unsatisfiable core [2022-12-14 21:24:54,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:55,404 INFO L134 CoverageAnalysis]: Checked inductivity of 60380 backedges. 2 proven. 60378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:56,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:56,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 368 states and 385 transitions. [2022-12-14 21:24:56,678 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 385 transitions. [2022-12-14 21:24:56,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2022-12-14 21:24:56,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:56,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:57,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:57,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 3241 conjuncts, 351 conjunts are in the unsatisfiable core [2022-12-14 21:24:57,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:58,602 INFO L134 CoverageAnalysis]: Checked inductivity of 60728 backedges. 2 proven. 60726 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:59,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:59,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 369 states and 386 transitions. [2022-12-14 21:24:59,802 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 386 transitions. [2022-12-14 21:24:59,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2022-12-14 21:24:59,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:59,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:00,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:00,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 3250 conjuncts, 352 conjunts are in the unsatisfiable core [2022-12-14 21:25:00,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:01,730 INFO L134 CoverageAnalysis]: Checked inductivity of 61077 backedges. 2 proven. 61075 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:02,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:02,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 370 states and 387 transitions. [2022-12-14 21:25:02,916 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 387 transitions. [2022-12-14 21:25:02,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2022-12-14 21:25:02,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:02,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:03,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:03,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 3259 conjuncts, 353 conjunts are in the unsatisfiable core [2022-12-14 21:25:03,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:05,244 INFO L134 CoverageAnalysis]: Checked inductivity of 61427 backedges. 2 proven. 61425 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:06,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:06,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 371 states and 388 transitions. [2022-12-14 21:25:06,671 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 388 transitions. [2022-12-14 21:25:06,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2022-12-14 21:25:06,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:06,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:07,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 3268 conjuncts, 354 conjunts are in the unsatisfiable core [2022-12-14 21:25:07,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:08,777 INFO L134 CoverageAnalysis]: Checked inductivity of 61778 backedges. 2 proven. 61776 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:10,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:10,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 372 states and 389 transitions. [2022-12-14 21:25:10,047 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 389 transitions. [2022-12-14 21:25:10,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2022-12-14 21:25:10,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:10,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:10,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 3277 conjuncts, 355 conjunts are in the unsatisfiable core [2022-12-14 21:25:10,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:12,206 INFO L134 CoverageAnalysis]: Checked inductivity of 62130 backedges. 2 proven. 62128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:13,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:13,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 373 states and 390 transitions. [2022-12-14 21:25:13,659 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 390 transitions. [2022-12-14 21:25:13,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2022-12-14 21:25:13,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:13,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:14,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 3286 conjuncts, 356 conjunts are in the unsatisfiable core [2022-12-14 21:25:14,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:15,531 INFO L134 CoverageAnalysis]: Checked inductivity of 62483 backedges. 2 proven. 62481 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:16,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:16,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 374 states and 391 transitions. [2022-12-14 21:25:16,783 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 391 transitions. [2022-12-14 21:25:16,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2022-12-14 21:25:16,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:16,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:17,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:17,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 3295 conjuncts, 357 conjunts are in the unsatisfiable core [2022-12-14 21:25:17,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:18,932 INFO L134 CoverageAnalysis]: Checked inductivity of 62837 backedges. 2 proven. 62835 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:20,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:20,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 375 states and 392 transitions. [2022-12-14 21:25:20,098 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 392 transitions. [2022-12-14 21:25:20,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2022-12-14 21:25:20,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:20,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:20,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:20,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 3304 conjuncts, 358 conjunts are in the unsatisfiable core [2022-12-14 21:25:20,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:22,231 INFO L134 CoverageAnalysis]: Checked inductivity of 63192 backedges. 2 proven. 63190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:23,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:23,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 376 states and 393 transitions. [2022-12-14 21:25:23,516 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 393 transitions. [2022-12-14 21:25:23,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2022-12-14 21:25:23,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:23,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:24,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:24,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 3313 conjuncts, 359 conjunts are in the unsatisfiable core [2022-12-14 21:25:24,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:25,731 INFO L134 CoverageAnalysis]: Checked inductivity of 63548 backedges. 2 proven. 63546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:27,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:27,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 377 states and 394 transitions. [2022-12-14 21:25:27,112 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 394 transitions. [2022-12-14 21:25:27,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2022-12-14 21:25:27,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:27,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:27,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 3322 conjuncts, 360 conjunts are in the unsatisfiable core [2022-12-14 21:25:27,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:29,081 INFO L134 CoverageAnalysis]: Checked inductivity of 63905 backedges. 2 proven. 63903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:30,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:30,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 378 states and 395 transitions. [2022-12-14 21:25:30,431 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 395 transitions. [2022-12-14 21:25:30,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2022-12-14 21:25:30,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:30,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:31,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 3331 conjuncts, 361 conjunts are in the unsatisfiable core [2022-12-14 21:25:31,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:32,435 INFO L134 CoverageAnalysis]: Checked inductivity of 64263 backedges. 2 proven. 64261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:33,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:33,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 379 states and 396 transitions. [2022-12-14 21:25:33,621 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 396 transitions. [2022-12-14 21:25:33,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2022-12-14 21:25:33,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:33,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:34,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:34,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 3340 conjuncts, 362 conjunts are in the unsatisfiable core [2022-12-14 21:25:34,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:35,422 INFO L134 CoverageAnalysis]: Checked inductivity of 64622 backedges. 2 proven. 64620 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:36,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:36,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 380 states and 397 transitions. [2022-12-14 21:25:36,691 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 397 transitions. [2022-12-14 21:25:36,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2022-12-14 21:25:36,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:36,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:37,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:37,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 3349 conjuncts, 363 conjunts are in the unsatisfiable core [2022-12-14 21:25:37,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:38,574 INFO L134 CoverageAnalysis]: Checked inductivity of 64982 backedges. 2 proven. 64980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:39,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:39,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 381 states and 398 transitions. [2022-12-14 21:25:39,812 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 398 transitions. [2022-12-14 21:25:39,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2022-12-14 21:25:39,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:39,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:40,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:40,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 3358 conjuncts, 364 conjunts are in the unsatisfiable core [2022-12-14 21:25:40,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:41,772 INFO L134 CoverageAnalysis]: Checked inductivity of 65343 backedges. 2 proven. 65341 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:43,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:43,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 382 states and 399 transitions. [2022-12-14 21:25:43,211 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 399 transitions. [2022-12-14 21:25:43,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2022-12-14 21:25:43,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:43,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:43,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 3367 conjuncts, 365 conjunts are in the unsatisfiable core [2022-12-14 21:25:43,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:45,272 INFO L134 CoverageAnalysis]: Checked inductivity of 65705 backedges. 2 proven. 65703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:46,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:46,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 383 states and 400 transitions. [2022-12-14 21:25:46,578 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 400 transitions. [2022-12-14 21:25:46,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-12-14 21:25:46,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:46,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:47,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:47,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 3376 conjuncts, 366 conjunts are in the unsatisfiable core [2022-12-14 21:25:47,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:48,664 INFO L134 CoverageAnalysis]: Checked inductivity of 66068 backedges. 2 proven. 66066 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:49,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:49,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 384 states and 401 transitions. [2022-12-14 21:25:49,914 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 401 transitions. [2022-12-14 21:25:49,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2022-12-14 21:25:49,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:49,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:50,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:50,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 3385 conjuncts, 367 conjunts are in the unsatisfiable core [2022-12-14 21:25:50,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:52,052 INFO L134 CoverageAnalysis]: Checked inductivity of 66432 backedges. 2 proven. 66430 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:53,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:53,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 385 states and 402 transitions. [2022-12-14 21:25:53,460 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 402 transitions. [2022-12-14 21:25:53,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2022-12-14 21:25:53,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:53,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:54,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:54,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 3394 conjuncts, 368 conjunts are in the unsatisfiable core [2022-12-14 21:25:54,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:55,221 INFO L134 CoverageAnalysis]: Checked inductivity of 66797 backedges. 2 proven. 66795 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:56,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:56,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 386 states and 403 transitions. [2022-12-14 21:25:56,490 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 403 transitions. [2022-12-14 21:25:56,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2022-12-14 21:25:56,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:56,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:57,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:57,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 3403 conjuncts, 369 conjunts are in the unsatisfiable core [2022-12-14 21:25:57,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:58,382 INFO L134 CoverageAnalysis]: Checked inductivity of 67163 backedges. 2 proven. 67161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:59,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:59,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 387 states and 404 transitions. [2022-12-14 21:25:59,623 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 404 transitions. [2022-12-14 21:25:59,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2022-12-14 21:25:59,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:59,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:00,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 3412 conjuncts, 370 conjunts are in the unsatisfiable core [2022-12-14 21:26:00,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:01,711 INFO L134 CoverageAnalysis]: Checked inductivity of 67530 backedges. 2 proven. 67528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:03,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:03,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 388 states and 405 transitions. [2022-12-14 21:26:03,222 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 405 transitions. [2022-12-14 21:26:03,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2022-12-14 21:26:03,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:03,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:03,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:03,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 3421 conjuncts, 371 conjunts are in the unsatisfiable core [2022-12-14 21:26:03,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:05,187 INFO L134 CoverageAnalysis]: Checked inductivity of 67898 backedges. 2 proven. 67896 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:06,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:06,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 389 states and 406 transitions. [2022-12-14 21:26:06,593 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 406 transitions. [2022-12-14 21:26:06,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2022-12-14 21:26:06,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:06,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:07,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:07,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 3430 conjuncts, 372 conjunts are in the unsatisfiable core [2022-12-14 21:26:07,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:08,687 INFO L134 CoverageAnalysis]: Checked inductivity of 68267 backedges. 2 proven. 68265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:09,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:09,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 390 states and 407 transitions. [2022-12-14 21:26:09,876 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 407 transitions. [2022-12-14 21:26:09,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2022-12-14 21:26:09,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:09,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:10,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:10,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 3439 conjuncts, 373 conjunts are in the unsatisfiable core [2022-12-14 21:26:10,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:11,825 INFO L134 CoverageAnalysis]: Checked inductivity of 68637 backedges. 2 proven. 68635 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:13,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:13,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 391 states and 408 transitions. [2022-12-14 21:26:13,342 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 408 transitions. [2022-12-14 21:26:13,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2022-12-14 21:26:13,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:13,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:13,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:13,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 3448 conjuncts, 374 conjunts are in the unsatisfiable core [2022-12-14 21:26:13,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:15,332 INFO L134 CoverageAnalysis]: Checked inductivity of 69008 backedges. 2 proven. 69006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:16,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:16,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 392 states and 409 transitions. [2022-12-14 21:26:16,675 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 409 transitions. [2022-12-14 21:26:16,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2022-12-14 21:26:16,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:16,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:17,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:17,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 3457 conjuncts, 375 conjunts are in the unsatisfiable core [2022-12-14 21:26:17,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:18,743 INFO L134 CoverageAnalysis]: Checked inductivity of 69380 backedges. 2 proven. 69378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:19,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:19,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 393 states and 410 transitions. [2022-12-14 21:26:19,978 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 410 transitions. [2022-12-14 21:26:19,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2022-12-14 21:26:19,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:19,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:20,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:20,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 3466 conjuncts, 376 conjunts are in the unsatisfiable core [2022-12-14 21:26:20,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:22,121 INFO L134 CoverageAnalysis]: Checked inductivity of 69753 backedges. 2 proven. 69751 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:23,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:23,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 394 states and 411 transitions. [2022-12-14 21:26:23,815 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 411 transitions. [2022-12-14 21:26:23,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2022-12-14 21:26:23,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:23,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:24,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:24,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 3475 conjuncts, 377 conjunts are in the unsatisfiable core [2022-12-14 21:26:24,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:26,111 INFO L134 CoverageAnalysis]: Checked inductivity of 70127 backedges. 2 proven. 70125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:27,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:27,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 395 states and 412 transitions. [2022-12-14 21:26:27,601 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 412 transitions. [2022-12-14 21:26:27,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2022-12-14 21:26:27,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:27,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:28,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:28,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 3484 conjuncts, 378 conjunts are in the unsatisfiable core [2022-12-14 21:26:28,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:29,453 INFO L134 CoverageAnalysis]: Checked inductivity of 70502 backedges. 2 proven. 70500 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:30,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:30,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 396 states and 413 transitions. [2022-12-14 21:26:30,772 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 413 transitions. [2022-12-14 21:26:30,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2022-12-14 21:26:30,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:30,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:31,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 3493 conjuncts, 379 conjunts are in the unsatisfiable core [2022-12-14 21:26:31,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:32,927 INFO L134 CoverageAnalysis]: Checked inductivity of 70878 backedges. 2 proven. 70876 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:34,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:34,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 397 states and 414 transitions. [2022-12-14 21:26:34,359 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 414 transitions. [2022-12-14 21:26:34,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2022-12-14 21:26:34,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:34,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:35,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:35,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 3502 conjuncts, 380 conjunts are in the unsatisfiable core [2022-12-14 21:26:35,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:36,384 INFO L134 CoverageAnalysis]: Checked inductivity of 71255 backedges. 2 proven. 71253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:37,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:37,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 398 states and 415 transitions. [2022-12-14 21:26:37,868 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 415 transitions. [2022-12-14 21:26:37,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2022-12-14 21:26:37,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:37,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:38,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 3511 conjuncts, 381 conjunts are in the unsatisfiable core [2022-12-14 21:26:38,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:39,866 INFO L134 CoverageAnalysis]: Checked inductivity of 71633 backedges. 2 proven. 71631 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:41,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:41,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 399 states and 416 transitions. [2022-12-14 21:26:41,207 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 416 transitions. [2022-12-14 21:26:41,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2022-12-14 21:26:41,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:41,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:41,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 3520 conjuncts, 382 conjunts are in the unsatisfiable core [2022-12-14 21:26:41,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:43,119 INFO L134 CoverageAnalysis]: Checked inductivity of 72012 backedges. 2 proven. 72010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:44,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:44,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 400 states and 417 transitions. [2022-12-14 21:26:44,561 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 417 transitions. [2022-12-14 21:26:44,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2022-12-14 21:26:44,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:44,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:45,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:45,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 3529 conjuncts, 383 conjunts are in the unsatisfiable core [2022-12-14 21:26:45,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:46,699 INFO L134 CoverageAnalysis]: Checked inductivity of 72392 backedges. 2 proven. 72390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:48,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:48,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 401 states and 418 transitions. [2022-12-14 21:26:48,122 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 418 transitions. [2022-12-14 21:26:48,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2022-12-14 21:26:48,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:48,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:48,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 3538 conjuncts, 384 conjunts are in the unsatisfiable core [2022-12-14 21:26:48,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:50,307 INFO L134 CoverageAnalysis]: Checked inductivity of 72773 backedges. 2 proven. 72771 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:51,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:51,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 402 states and 419 transitions. [2022-12-14 21:26:51,776 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 419 transitions. [2022-12-14 21:26:51,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 395 [2022-12-14 21:26:51,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:51,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:52,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:52,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 3547 conjuncts, 385 conjunts are in the unsatisfiable core [2022-12-14 21:26:52,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:53,942 INFO L134 CoverageAnalysis]: Checked inductivity of 73155 backedges. 2 proven. 73153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:55,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:55,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 403 states and 420 transitions. [2022-12-14 21:26:55,579 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 420 transitions. [2022-12-14 21:26:55,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2022-12-14 21:26:55,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:55,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:56,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:56,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 3556 conjuncts, 386 conjunts are in the unsatisfiable core [2022-12-14 21:26:56,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:57,882 INFO L134 CoverageAnalysis]: Checked inductivity of 73538 backedges. 2 proven. 73536 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:59,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:59,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 404 states and 421 transitions. [2022-12-14 21:26:59,769 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 421 transitions. [2022-12-14 21:26:59,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2022-12-14 21:26:59,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:59,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:00,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:00,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 3565 conjuncts, 387 conjunts are in the unsatisfiable core [2022-12-14 21:27:00,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:02,390 INFO L134 CoverageAnalysis]: Checked inductivity of 73922 backedges. 2 proven. 73920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:04,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:04,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 405 states and 422 transitions. [2022-12-14 21:27:04,270 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 422 transitions. [2022-12-14 21:27:04,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2022-12-14 21:27:04,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:04,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:05,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:05,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 3574 conjuncts, 388 conjunts are in the unsatisfiable core [2022-12-14 21:27:05,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:06,892 INFO L134 CoverageAnalysis]: Checked inductivity of 74307 backedges. 2 proven. 74305 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:08,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:08,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 406 states and 423 transitions. [2022-12-14 21:27:08,397 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 423 transitions. [2022-12-14 21:27:08,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2022-12-14 21:27:08,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:08,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:09,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:09,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 3583 conjuncts, 389 conjunts are in the unsatisfiable core [2022-12-14 21:27:09,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:10,838 INFO L134 CoverageAnalysis]: Checked inductivity of 74693 backedges. 2 proven. 74691 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:12,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:12,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 407 states and 424 transitions. [2022-12-14 21:27:12,593 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 424 transitions. [2022-12-14 21:27:12,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2022-12-14 21:27:12,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:12,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:13,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:13,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 3592 conjuncts, 390 conjunts are in the unsatisfiable core [2022-12-14 21:27:13,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:15,044 INFO L134 CoverageAnalysis]: Checked inductivity of 75080 backedges. 2 proven. 75078 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:16,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:16,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 408 states and 425 transitions. [2022-12-14 21:27:16,400 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 425 transitions. [2022-12-14 21:27:16,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2022-12-14 21:27:16,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:16,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:17,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:17,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 3601 conjuncts, 391 conjunts are in the unsatisfiable core [2022-12-14 21:27:17,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:18,801 INFO L134 CoverageAnalysis]: Checked inductivity of 75468 backedges. 2 proven. 75466 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:20,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:20,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 409 states and 426 transitions. [2022-12-14 21:27:20,549 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 426 transitions. [2022-12-14 21:27:20,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2022-12-14 21:27:20,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:20,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:21,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:21,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 3610 conjuncts, 392 conjunts are in the unsatisfiable core [2022-12-14 21:27:21,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:22,796 INFO L134 CoverageAnalysis]: Checked inductivity of 75857 backedges. 2 proven. 75855 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:24,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:24,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 410 states and 427 transitions. [2022-12-14 21:27:24,169 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 427 transitions. [2022-12-14 21:27:24,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2022-12-14 21:27:24,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:24,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:25,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:25,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 3619 conjuncts, 393 conjunts are in the unsatisfiable core [2022-12-14 21:27:25,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:26,585 INFO L134 CoverageAnalysis]: Checked inductivity of 76247 backedges. 2 proven. 76245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:28,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:28,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 411 states and 428 transitions. [2022-12-14 21:27:28,176 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 428 transitions. [2022-12-14 21:27:28,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2022-12-14 21:27:28,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:28,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:29,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:29,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 3628 conjuncts, 394 conjunts are in the unsatisfiable core [2022-12-14 21:27:29,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:30,707 INFO L134 CoverageAnalysis]: Checked inductivity of 76638 backedges. 2 proven. 76636 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:32,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:32,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 412 states and 429 transitions. [2022-12-14 21:27:32,101 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 429 transitions. [2022-12-14 21:27:32,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2022-12-14 21:27:32,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:32,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:32,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:32,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 3637 conjuncts, 395 conjunts are in the unsatisfiable core [2022-12-14 21:27:32,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:34,135 INFO L134 CoverageAnalysis]: Checked inductivity of 77030 backedges. 2 proven. 77028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:35,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:35,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 413 states and 430 transitions. [2022-12-14 21:27:35,572 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 430 transitions. [2022-12-14 21:27:35,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2022-12-14 21:27:35,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:35,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:36,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:36,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 3646 conjuncts, 396 conjunts are in the unsatisfiable core [2022-12-14 21:27:36,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:37,763 INFO L134 CoverageAnalysis]: Checked inductivity of 77423 backedges. 2 proven. 77421 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:39,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:39,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 414 states and 431 transitions. [2022-12-14 21:27:39,240 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 431 transitions. [2022-12-14 21:27:39,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2022-12-14 21:27:39,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:39,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:39,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 3655 conjuncts, 397 conjunts are in the unsatisfiable core [2022-12-14 21:27:39,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:41,631 INFO L134 CoverageAnalysis]: Checked inductivity of 77817 backedges. 2 proven. 77815 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:43,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:43,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 415 states and 432 transitions. [2022-12-14 21:27:43,102 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 432 transitions. [2022-12-14 21:27:43,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2022-12-14 21:27:43,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:43,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:43,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:43,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 3664 conjuncts, 398 conjunts are in the unsatisfiable core [2022-12-14 21:27:43,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:45,577 INFO L134 CoverageAnalysis]: Checked inductivity of 78212 backedges. 2 proven. 78210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:47,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:47,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 416 states and 433 transitions. [2022-12-14 21:27:47,146 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 433 transitions. [2022-12-14 21:27:47,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2022-12-14 21:27:47,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:47,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:47,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:47,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 3673 conjuncts, 399 conjunts are in the unsatisfiable core [2022-12-14 21:27:48,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:49,857 INFO L134 CoverageAnalysis]: Checked inductivity of 78608 backedges. 2 proven. 78606 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:51,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:51,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 417 states and 434 transitions. [2022-12-14 21:27:51,498 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 434 transitions. [2022-12-14 21:27:51,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2022-12-14 21:27:51,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:51,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:52,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:52,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 3682 conjuncts, 400 conjunts are in the unsatisfiable core [2022-12-14 21:27:52,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:53,786 INFO L134 CoverageAnalysis]: Checked inductivity of 79005 backedges. 2 proven. 79003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:55,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:55,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 418 states and 435 transitions. [2022-12-14 21:27:55,179 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 435 transitions. [2022-12-14 21:27:55,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2022-12-14 21:27:55,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:55,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:56,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:56,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 3691 conjuncts, 401 conjunts are in the unsatisfiable core [2022-12-14 21:27:56,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:57,610 INFO L134 CoverageAnalysis]: Checked inductivity of 79403 backedges. 2 proven. 79401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:59,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:59,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 419 states and 436 transitions. [2022-12-14 21:27:59,223 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 436 transitions. [2022-12-14 21:27:59,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2022-12-14 21:27:59,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:59,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:00,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:00,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 3700 conjuncts, 402 conjunts are in the unsatisfiable core [2022-12-14 21:28:00,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:01,899 INFO L134 CoverageAnalysis]: Checked inductivity of 79802 backedges. 2 proven. 79800 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:03,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:03,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 420 states and 437 transitions. [2022-12-14 21:28:03,459 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 437 transitions. [2022-12-14 21:28:03,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2022-12-14 21:28:03,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:03,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:04,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:04,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 3709 conjuncts, 403 conjunts are in the unsatisfiable core [2022-12-14 21:28:04,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:06,013 INFO L134 CoverageAnalysis]: Checked inductivity of 80202 backedges. 2 proven. 80200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:07,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:07,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 421 states and 438 transitions. [2022-12-14 21:28:07,637 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 438 transitions. [2022-12-14 21:28:07,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2022-12-14 21:28:07,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:07,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:08,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:08,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 3718 conjuncts, 404 conjunts are in the unsatisfiable core [2022-12-14 21:28:08,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:10,002 INFO L134 CoverageAnalysis]: Checked inductivity of 80603 backedges. 2 proven. 80601 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:11,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:11,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 422 states and 439 transitions. [2022-12-14 21:28:11,550 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 439 transitions. [2022-12-14 21:28:11,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2022-12-14 21:28:11,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:11,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:12,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 3727 conjuncts, 405 conjunts are in the unsatisfiable core [2022-12-14 21:28:12,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:13,787 INFO L134 CoverageAnalysis]: Checked inductivity of 81005 backedges. 2 proven. 81003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:15,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:15,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 423 states and 440 transitions. [2022-12-14 21:28:15,348 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 440 transitions. [2022-12-14 21:28:15,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2022-12-14 21:28:15,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:15,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:16,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:16,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 3736 conjuncts, 406 conjunts are in the unsatisfiable core [2022-12-14 21:28:16,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:17,775 INFO L134 CoverageAnalysis]: Checked inductivity of 81408 backedges. 2 proven. 81406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:19,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:19,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 424 states and 441 transitions. [2022-12-14 21:28:19,284 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 441 transitions. [2022-12-14 21:28:19,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2022-12-14 21:28:19,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:19,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:20,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:20,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 3745 conjuncts, 407 conjunts are in the unsatisfiable core [2022-12-14 21:28:20,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:22,063 INFO L134 CoverageAnalysis]: Checked inductivity of 81812 backedges. 2 proven. 81810 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:23,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:23,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 425 states and 442 transitions. [2022-12-14 21:28:23,597 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 442 transitions. [2022-12-14 21:28:23,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2022-12-14 21:28:23,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:23,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:24,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:24,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 3754 conjuncts, 408 conjunts are in the unsatisfiable core [2022-12-14 21:28:24,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:25,824 INFO L134 CoverageAnalysis]: Checked inductivity of 82217 backedges. 2 proven. 82215 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:27,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:27,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 426 states and 443 transitions. [2022-12-14 21:28:27,519 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 443 transitions. [2022-12-14 21:28:27,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2022-12-14 21:28:27,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:27,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:28,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:28,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 3763 conjuncts, 409 conjunts are in the unsatisfiable core [2022-12-14 21:28:28,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:30,059 INFO L134 CoverageAnalysis]: Checked inductivity of 82623 backedges. 2 proven. 82621 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:31,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:31,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 427 states and 444 transitions. [2022-12-14 21:28:31,545 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 444 transitions. [2022-12-14 21:28:31,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2022-12-14 21:28:31,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:31,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:32,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:32,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 3772 conjuncts, 410 conjunts are in the unsatisfiable core [2022-12-14 21:28:32,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:33,868 INFO L134 CoverageAnalysis]: Checked inductivity of 83030 backedges. 2 proven. 83028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:35,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:35,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 428 states and 445 transitions. [2022-12-14 21:28:35,467 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 445 transitions. [2022-12-14 21:28:35,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2022-12-14 21:28:35,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:35,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:36,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:36,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 3781 conjuncts, 411 conjunts are in the unsatisfiable core [2022-12-14 21:28:36,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:37,773 INFO L134 CoverageAnalysis]: Checked inductivity of 83438 backedges. 2 proven. 83436 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:39,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:39,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 429 states and 446 transitions. [2022-12-14 21:28:39,332 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 446 transitions. [2022-12-14 21:28:39,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2022-12-14 21:28:39,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:39,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:40,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:40,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 3790 conjuncts, 412 conjunts are in the unsatisfiable core [2022-12-14 21:28:40,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:41,687 INFO L134 CoverageAnalysis]: Checked inductivity of 83847 backedges. 2 proven. 83845 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:43,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:43,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 430 states and 447 transitions. [2022-12-14 21:28:43,709 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 447 transitions. [2022-12-14 21:28:43,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2022-12-14 21:28:43,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:43,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:44,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 3799 conjuncts, 413 conjunts are in the unsatisfiable core [2022-12-14 21:28:44,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:46,140 INFO L134 CoverageAnalysis]: Checked inductivity of 84257 backedges. 2 proven. 84255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:47,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:47,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 431 states and 448 transitions. [2022-12-14 21:28:47,754 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 448 transitions. [2022-12-14 21:28:47,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2022-12-14 21:28:47,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:47,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:48,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:48,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 3808 conjuncts, 414 conjunts are in the unsatisfiable core [2022-12-14 21:28:48,951 INFO L286 TraceCheckSpWp]: Computing forward predicates...