./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-acceleration/overflow_1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_231a5cdf-82ef-49b9-8ae0-68dfe1886662/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_231a5cdf-82ef-49b9-8ae0-68dfe1886662/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_231a5cdf-82ef-49b9-8ae0-68dfe1886662/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_231a5cdf-82ef-49b9-8ae0-68dfe1886662/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-acceleration/overflow_1-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_231a5cdf-82ef-49b9-8ae0-68dfe1886662/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_231a5cdf-82ef-49b9-8ae0-68dfe1886662/bin/ukojak-pZX7IvK2PQ --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 0590736743c18ebce50a6d0f77e9fc85deef542ee50a2e7c24805789d5b67791 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:06:55,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:06:55,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:06:55,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:06:55,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:06:55,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:06:55,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:06:55,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:06:55,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:06:55,228 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:06:55,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:06:55,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:06:55,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:06:55,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:06:55,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:06:55,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:06:55,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:06:55,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:06:55,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:06:55,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:06:55,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:06:55,251 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:06:55,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:06:55,253 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:06:55,257 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:06:55,261 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:06:55,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:06:55,263 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:06:55,265 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:06:55,265 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:06:55,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:06:55,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:06:55,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:06:55,270 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:06:55,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:06:55,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:06:55,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:06:55,274 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:06:55,274 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:06:55,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:06:55,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:06:55,278 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_231a5cdf-82ef-49b9-8ae0-68dfe1886662/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 18:06:55,314 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:06:55,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:06:55,315 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:06:55,315 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:06:55,316 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:06:55,316 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:06:55,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:06:55,317 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:06:55,317 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:06:55,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:06:55,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:06:55,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:06:55,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:06:55,318 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:06:55,318 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:06:55,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:06:55,318 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:06:55,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:06:55,318 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:06:55,319 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:06:55,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:06:55,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:06:55,319 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:06:55,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:06:55,320 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:06:55,320 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:06:55,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:06:55,320 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:06:55,320 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_231a5cdf-82ef-49b9-8ae0-68dfe1886662/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_231a5cdf-82ef-49b9-8ae0-68dfe1886662/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0590736743c18ebce50a6d0f77e9fc85deef542ee50a2e7c24805789d5b67791 [2022-11-20 18:06:55,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:06:55,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:06:55,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:06:55,680 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:06:55,681 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:06:55,684 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_231a5cdf-82ef-49b9-8ae0-68dfe1886662/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/loop-acceleration/overflow_1-1.c [2022-11-20 18:06:58,731 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:06:58,916 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:06:58,917 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_231a5cdf-82ef-49b9-8ae0-68dfe1886662/sv-benchmarks/c/loop-acceleration/overflow_1-1.c [2022-11-20 18:06:58,924 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_231a5cdf-82ef-49b9-8ae0-68dfe1886662/bin/ukojak-pZX7IvK2PQ/data/1ee23c235/574ae6c8765b4ffca660e6dc836aa514/FLAG373fdf95e [2022-11-20 18:06:58,937 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_231a5cdf-82ef-49b9-8ae0-68dfe1886662/bin/ukojak-pZX7IvK2PQ/data/1ee23c235/574ae6c8765b4ffca660e6dc836aa514 [2022-11-20 18:06:58,939 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:06:58,941 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:06:58,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:06:58,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:06:58,946 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:06:58,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:06:58" (1/1) ... [2022-11-20 18:06:58,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f808d1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:58, skipping insertion in model container [2022-11-20 18:06:58,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:06:58" (1/1) ... [2022-11-20 18:06:58,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:06:58,968 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:06:59,112 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_231a5cdf-82ef-49b9-8ae0-68dfe1886662/sv-benchmarks/c/loop-acceleration/overflow_1-1.c[324,337] [2022-11-20 18:06:59,122 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:06:59,132 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:06:59,143 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_231a5cdf-82ef-49b9-8ae0-68dfe1886662/sv-benchmarks/c/loop-acceleration/overflow_1-1.c[324,337] [2022-11-20 18:06:59,145 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:06:59,159 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:06:59,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:59 WrapperNode [2022-11-20 18:06:59,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:06:59,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:06:59,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:06:59,161 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:06:59,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:59" (1/1) ... [2022-11-20 18:06:59,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:59" (1/1) ... [2022-11-20 18:06:59,192 INFO L138 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 23 [2022-11-20 18:06:59,192 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:06:59,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:06:59,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:06:59,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:06:59,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:59" (1/1) ... [2022-11-20 18:06:59,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:59" (1/1) ... [2022-11-20 18:06:59,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:59" (1/1) ... [2022-11-20 18:06:59,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:59" (1/1) ... [2022-11-20 18:06:59,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:59" (1/1) ... [2022-11-20 18:06:59,210 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:59" (1/1) ... [2022-11-20 18:06:59,211 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:59" (1/1) ... [2022-11-20 18:06:59,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:59" (1/1) ... [2022-11-20 18:06:59,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:06:59,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:06:59,215 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:06:59,215 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:06:59,216 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:59" (1/1) ... [2022-11-20 18:06:59,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:06:59,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_231a5cdf-82ef-49b9-8ae0-68dfe1886662/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:06:59,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_231a5cdf-82ef-49b9-8ae0-68dfe1886662/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:06:59,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_231a5cdf-82ef-49b9-8ae0-68dfe1886662/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:06:59,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:06:59,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:06:59,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:06:59,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:06:59,374 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:06:59,376 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:06:59,533 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:06:59,568 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:06:59,568 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 18:06:59,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:06:59 BoogieIcfgContainer [2022-11-20 18:06:59,573 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:06:59,574 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:06:59,574 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:06:59,584 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:06:59,584 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:06:59" (1/1) ... [2022-11-20 18:06:59,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:06:59,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:06:59,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 18:06:59,706 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 18:06:59,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:06:59,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:06:59,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:06:59,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:00,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:00,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:00,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-20 18:07:00,086 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-20 18:07:00,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 18:07:00,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:00,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:00,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:00,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:00,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:00,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2022-11-20 18:07:00,335 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2022-11-20 18:07:00,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:07:00,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:00,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:00,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:00,488 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:00,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:00,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2022-11-20 18:07:00,604 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2022-11-20 18:07:00,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:07:00,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:00,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:00,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:00,742 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:00,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:00,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2022-11-20 18:07:00,872 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2022-11-20 18:07:00,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:07:00,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:00,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:00,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:01,081 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:01,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:01,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2022-11-20 18:07:01,261 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2022-11-20 18:07:01,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:07:01,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:01,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:01,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:01,437 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:01,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:01,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2022-11-20 18:07:01,619 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2022-11-20 18:07:01,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:07:01,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:01,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:01,830 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:02,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:02,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2022-11-20 18:07:02,061 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2022-11-20 18:07:02,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:07:02,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:02,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:02,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:02,249 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:02,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:02,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2022-11-20 18:07:02,553 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2022-11-20 18:07:02,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:07:02,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:02,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:02,800 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:03,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:03,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2022-11-20 18:07:03,079 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2022-11-20 18:07:03,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:07:03,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:03,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:03,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:03,291 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:03,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:03,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2022-11-20 18:07:03,564 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2022-11-20 18:07:03,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:07:03,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:03,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:03,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:03,822 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:04,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:04,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2022-11-20 18:07:04,138 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2022-11-20 18:07:04,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:07:04,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:04,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:04,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:04,358 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:04,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:04,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2022-11-20 18:07:04,713 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2022-11-20 18:07:04,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:07:04,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:04,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:04,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:04,953 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:05,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:05,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2022-11-20 18:07:05,340 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2022-11-20 18:07:05,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:07:05,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:05,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:05,588 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:06,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:06,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2022-11-20 18:07:06,006 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2022-11-20 18:07:06,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:07:06,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:06,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:06,302 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:06,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:06,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2022-11-20 18:07:06,797 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2022-11-20 18:07:06,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:07:06,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:06,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:06,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:07,117 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:07,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:07,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2022-11-20 18:07:07,626 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2022-11-20 18:07:07,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:07:07,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:07,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:07,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:07,930 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:08,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:08,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2022-11-20 18:07:08,475 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2022-11-20 18:07:08,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:07:08,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:08,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:08,783 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:09,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:09,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2022-11-20 18:07:09,363 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2022-11-20 18:07:09,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:07:09,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:09,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:09,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:09,670 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:10,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:10,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2022-11-20 18:07:10,296 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2022-11-20 18:07:10,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 18:07:10,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:10,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:10,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:10,654 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:11,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:11,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2022-11-20 18:07:11,344 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2022-11-20 18:07:11,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 18:07:11,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:11,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:11,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:11,734 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:12,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:12,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2022-11-20 18:07:12,473 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2022-11-20 18:07:12,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 18:07:12,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:12,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:12,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:12,847 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:13,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:13,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2022-11-20 18:07:13,602 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2022-11-20 18:07:13,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 18:07:13,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:13,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:13,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:13,984 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:14,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:14,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2022-11-20 18:07:14,793 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2022-11-20 18:07:14,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 18:07:14,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:14,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:14,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:15,213 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:16,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:16,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2022-11-20 18:07:16,085 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2022-11-20 18:07:16,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 18:07:16,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:16,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:16,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:16,520 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:17,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:17,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2022-11-20 18:07:17,427 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2022-11-20 18:07:17,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 18:07:17,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:17,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:17,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:17,879 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:18,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:18,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2022-11-20 18:07:18,817 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2022-11-20 18:07:18,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 18:07:18,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:18,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:18,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:19,293 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:20,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:20,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 34 states and 35 transitions. [2022-11-20 18:07:20,311 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2022-11-20 18:07:20,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 18:07:20,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:20,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:20,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:20,797 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:21,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:21,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2022-11-20 18:07:21,864 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2022-11-20 18:07:21,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 18:07:21,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:21,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:21,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:22,380 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:23,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:23,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 36 states and 37 transitions. [2022-11-20 18:07:23,564 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2022-11-20 18:07:23,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 18:07:23,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:23,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:23,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:24,083 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:25,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:25,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2022-11-20 18:07:25,249 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2022-11-20 18:07:25,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 18:07:25,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:25,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:25,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:25,800 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:27,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:27,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 38 states and 39 transitions. [2022-11-20 18:07:27,011 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 39 transitions. [2022-11-20 18:07:27,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 18:07:27,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:27,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:27,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:27,557 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:28,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:28,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2022-11-20 18:07:28,871 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2022-11-20 18:07:28,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 18:07:28,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:28,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:28,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:29,464 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:30,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:30,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 40 states and 41 transitions. [2022-11-20 18:07:30,846 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 41 transitions. [2022-11-20 18:07:30,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 18:07:30,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:30,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:31,420 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:32,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:32,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2022-11-20 18:07:32,812 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2022-11-20 18:07:32,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 18:07:32,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:32,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:32,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:33,435 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:34,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:34,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 42 states and 43 transitions. [2022-11-20 18:07:34,905 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2022-11-20 18:07:34,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 18:07:34,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:34,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:34,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:35,540 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:37,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:37,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2022-11-20 18:07:37,097 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2022-11-20 18:07:37,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 18:07:37,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:37,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:37,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:37,753 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:39,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:39,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 44 states and 45 transitions. [2022-11-20 18:07:39,389 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 45 transitions. [2022-11-20 18:07:39,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 18:07:39,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:39,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:40,058 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:41,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:41,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2022-11-20 18:07:41,705 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2022-11-20 18:07:41,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 18:07:41,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:41,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:41,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:42,402 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:44,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:44,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 46 states and 47 transitions. [2022-11-20 18:07:44,126 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2022-11-20 18:07:44,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 18:07:44,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:44,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:44,861 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:46,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:46,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2022-11-20 18:07:46,646 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2022-11-20 18:07:46,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 18:07:46,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:46,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:47,370 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:49,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:49,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2022-11-20 18:07:49,208 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2022-11-20 18:07:49,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 18:07:49,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:49,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:49,994 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:51,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:51,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2022-11-20 18:07:51,946 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2022-11-20 18:07:51,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 18:07:51,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:51,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:51,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:52,737 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:54,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:54,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 50 states and 51 transitions. [2022-11-20 18:07:54,779 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 51 transitions. [2022-11-20 18:07:54,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 18:07:54,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:54,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:54,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:55,585 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:57,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:57,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2022-11-20 18:07:57,689 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2022-11-20 18:07:57,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 18:07:57,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:57,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:57,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:58,530 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:00,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:00,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 52 states and 53 transitions. [2022-11-20 18:08:00,708 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2022-11-20 18:08:00,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 18:08:00,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:00,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:00,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:01,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:03,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:03,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2022-11-20 18:08:03,833 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2022-11-20 18:08:03,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 18:08:03,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:03,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:04,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:07,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:07,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 54 states and 55 transitions. [2022-11-20 18:08:07,104 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 55 transitions. [2022-11-20 18:08:07,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 18:08:07,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:07,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:07,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:10,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:10,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2022-11-20 18:08:10,341 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2022-11-20 18:08:10,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 18:08:10,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:10,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:11,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:13,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:13,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 56 states and 57 transitions. [2022-11-20 18:08:13,736 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 57 transitions. [2022-11-20 18:08:13,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 18:08:13,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:13,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:13,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:14,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:17,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:17,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2022-11-20 18:08:17,186 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2022-11-20 18:08:17,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 18:08:17,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:17,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:17,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:18,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:20,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:20,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 58 states and 59 transitions. [2022-11-20 18:08:20,698 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 59 transitions. [2022-11-20 18:08:20,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-20 18:08:20,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:20,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:20,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:21,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:24,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:24,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2022-11-20 18:08:24,431 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2022-11-20 18:08:24,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 18:08:24,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:24,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:24,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:25,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:28,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:28,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 60 states and 61 transitions. [2022-11-20 18:08:28,250 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 61 transitions. [2022-11-20 18:08:28,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 18:08:28,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:28,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:28,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:29,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:32,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:32,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2022-11-20 18:08:32,111 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2022-11-20 18:08:32,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 18:08:32,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:32,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:32,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:33,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:36,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:36,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 62 states and 63 transitions. [2022-11-20 18:08:36,119 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 63 transitions. [2022-11-20 18:08:36,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 18:08:36,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:36,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:36,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:37,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:40,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:40,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2022-11-20 18:08:40,259 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2022-11-20 18:08:40,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-20 18:08:40,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:40,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:40,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:41,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:44,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:44,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 64 states and 65 transitions. [2022-11-20 18:08:44,425 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 65 transitions. [2022-11-20 18:08:44,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 18:08:44,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:44,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:44,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:45,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:48,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:48,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2022-11-20 18:08:48,795 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2022-11-20 18:08:48,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 18:08:48,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:48,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:48,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:49,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:53,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:53,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 66 states and 67 transitions. [2022-11-20 18:08:53,300 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 67 transitions. [2022-11-20 18:08:53,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 18:08:53,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:53,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:53,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:54,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:57,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:57,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2022-11-20 18:08:57,911 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2022-11-20 18:08:57,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 18:08:57,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:57,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:57,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:58,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:09:02,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:02,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 68 states and 69 transitions. [2022-11-20 18:09:02,595 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 69 transitions. [2022-11-20 18:09:02,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 18:09:02,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:02,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:02,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:03,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:09:07,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:07,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2022-11-20 18:09:07,428 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2022-11-20 18:09:07,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 18:09:07,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:07,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:07,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:08,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:09:12,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:12,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 70 states and 71 transitions. [2022-11-20 18:09:12,424 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 71 transitions. [2022-11-20 18:09:12,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 18:09:12,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:12,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:12,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:13,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:09:17,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:17,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2022-11-20 18:09:17,480 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2022-11-20 18:09:17,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 18:09:17,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:17,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:17,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:18,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:09:23,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:23,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 72 states and 73 transitions. [2022-11-20 18:09:23,061 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 73 transitions. [2022-11-20 18:09:23,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-20 18:09:23,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:23,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:23,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:24,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:09:28,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:28,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2022-11-20 18:09:28,564 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2022-11-20 18:09:28,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 18:09:28,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:28,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:28,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:29,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:09:34,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:34,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 74 states and 75 transitions. [2022-11-20 18:09:34,069 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 75 transitions. [2022-11-20 18:09:34,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 18:09:34,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:34,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:34,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:35,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:09:39,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:39,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2022-11-20 18:09:39,742 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2022-11-20 18:09:39,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 18:09:39,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:39,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:39,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:41,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:09:45,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:45,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 76 states and 77 transitions. [2022-11-20 18:09:45,600 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 77 transitions. [2022-11-20 18:09:45,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-20 18:09:45,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:45,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:45,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:46,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:09:51,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:51,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2022-11-20 18:09:51,547 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2022-11-20 18:09:51,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-20 18:09:51,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:51,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:51,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:52,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:09:57,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:57,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 78 states and 79 transitions. [2022-11-20 18:09:57,523 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 79 transitions. [2022-11-20 18:09:57,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 18:09:57,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:57,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:57,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:58,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:10:03,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:03,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2022-11-20 18:10:03,683 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2022-11-20 18:10:03,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 18:10:03,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:03,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:03,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:05,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:10:10,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:10,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 80 states and 81 transitions. [2022-11-20 18:10:10,153 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 81 transitions. [2022-11-20 18:10:10,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 18:10:10,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:10,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:10,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:11,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:10:16,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:16,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2022-11-20 18:10:16,717 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2022-11-20 18:10:16,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-20 18:10:16,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:16,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:18,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:10:23,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:23,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 82 states and 83 transitions. [2022-11-20 18:10:23,442 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 83 transitions. [2022-11-20 18:10:23,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 18:10:23,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:23,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:23,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:24,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:10:30,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:30,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2022-11-20 18:10:30,257 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2022-11-20 18:10:30,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-20 18:10:30,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:30,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:30,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:31,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:10:37,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:37,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 84 states and 85 transitions. [2022-11-20 18:10:37,168 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 85 transitions. [2022-11-20 18:10:37,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-20 18:10:37,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:37,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:37,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:38,727 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:10:44,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:44,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2022-11-20 18:10:44,194 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2022-11-20 18:10:44,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 18:10:44,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:44,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:44,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:45,803 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:10:51,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:51,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 86 states and 87 transitions. [2022-11-20 18:10:51,383 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 87 transitions. [2022-11-20 18:10:51,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 18:10:51,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:51,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:51,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:53,024 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:10:58,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:58,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2022-11-20 18:10:58,757 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2022-11-20 18:10:58,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-20 18:10:58,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:58,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:58,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:00,412 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:11:06,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:06,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 88 states and 89 transitions. [2022-11-20 18:11:06,259 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 89 transitions. [2022-11-20 18:11:06,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 18:11:06,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:06,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:06,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:08,024 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:11:14,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:14,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2022-11-20 18:11:14,009 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2022-11-20 18:11:14,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-20 18:11:14,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:14,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:14,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:15,659 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:11:21,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:21,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 90 states and 91 transitions. [2022-11-20 18:11:21,840 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 91 transitions. [2022-11-20 18:11:21,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-20 18:11:21,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:21,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:21,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:23,564 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:11:29,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:29,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2022-11-20 18:11:29,841 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2022-11-20 18:11:29,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-20 18:11:29,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:29,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:29,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:31,637 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:11:37,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:37,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 92 states and 93 transitions. [2022-11-20 18:11:37,916 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 93 transitions. [2022-11-20 18:11:37,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-20 18:11:37,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:37,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:38,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:39,724 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:11:46,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:46,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2022-11-20 18:11:46,153 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2022-11-20 18:11:46,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-20 18:11:46,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:46,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:46,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:47,996 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:11:54,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:54,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 94 states and 95 transitions. [2022-11-20 18:11:54,522 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 95 transitions. [2022-11-20 18:11:54,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-20 18:11:54,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:54,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:54,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:56,392 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:12:03,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:03,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2022-11-20 18:12:03,068 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2022-11-20 18:12:03,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 18:12:03,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:03,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:05,054 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:12:11,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:11,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 96 states and 97 transitions. [2022-11-20 18:12:11,842 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 97 transitions. [2022-11-20 18:12:11,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-20 18:12:11,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:11,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:11,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:13,776 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:12:20,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:20,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2022-11-20 18:12:20,679 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2022-11-20 18:12:20,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-20 18:12:20,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:20,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:20,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:22,641 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:12:29,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:29,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 98 states and 99 transitions. [2022-11-20 18:12:29,732 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 99 transitions. [2022-11-20 18:12:29,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-20 18:12:29,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:29,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:29,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:31,745 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:12:39,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:39,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2022-11-20 18:12:39,042 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2022-11-20 18:12:39,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-20 18:12:39,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:39,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:39,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:41,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:12:48,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:48,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 100 states and 101 transitions. [2022-11-20 18:12:48,672 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 101 transitions. [2022-11-20 18:12:48,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-20 18:12:48,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:48,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:48,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:50,791 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:12:58,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:58,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2022-11-20 18:12:58,342 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2022-11-20 18:12:58,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-20 18:12:58,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:58,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:00,515 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:13:08,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:08,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 102 states and 103 transitions. [2022-11-20 18:13:08,241 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 103 transitions. [2022-11-20 18:13:08,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-20 18:13:08,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:08,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:08,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:10,434 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:13:18,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:18,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2022-11-20 18:13:18,189 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2022-11-20 18:13:18,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-20 18:13:18,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:18,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:18,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:20,447 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:13:28,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:28,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 104 states and 105 transitions. [2022-11-20 18:13:28,405 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 105 transitions. [2022-11-20 18:13:28,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-20 18:13:28,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:28,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:28,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:30,723 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:13:38,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:38,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2022-11-20 18:13:38,757 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2022-11-20 18:13:38,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-20 18:13:38,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:38,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:38,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:41,078 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:13:49,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:49,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 106 states and 107 transitions. [2022-11-20 18:13:49,222 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 107 transitions. [2022-11-20 18:13:49,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-20 18:13:49,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:49,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:49,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:51,585 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:13:59,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:59,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2022-11-20 18:13:59,813 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2022-11-20 18:13:59,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-20 18:13:59,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:59,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:59,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:02,205 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:14:10,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:14:10,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 108 states and 109 transitions. [2022-11-20 18:14:10,551 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 109 transitions. [2022-11-20 18:14:10,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-20 18:14:10,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:14:10,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:14:10,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:12,961 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:14:21,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:14:21,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 109 states and 110 transitions. [2022-11-20 18:14:21,500 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 110 transitions. [2022-11-20 18:14:21,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-20 18:14:21,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:14:21,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:14:21,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:23,995 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:14:32,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:14:32,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 110 states and 111 transitions. [2022-11-20 18:14:32,648 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 111 transitions. [2022-11-20 18:14:32,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-20 18:14:32,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:14:32,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:14:32,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:35,108 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:14:44,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:14:44,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 111 states and 112 transitions. [2022-11-20 18:14:44,066 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2022-11-20 18:14:44,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-20 18:14:44,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:14:44,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:14:44,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:46,627 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:14:56,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:14:56,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 112 states and 113 transitions. [2022-11-20 18:14:56,154 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 113 transitions. [2022-11-20 18:14:56,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-20 18:14:56,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:14:56,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:14:56,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:59,536 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:15:09,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:09,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2022-11-20 18:15:09,156 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2022-11-20 18:15:09,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-20 18:15:09,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:09,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:09,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:12,266 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:15:21,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:21,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 114 states and 115 transitions. [2022-11-20 18:15:21,880 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 115 transitions. [2022-11-20 18:15:21,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-20 18:15:21,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:21,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:22,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:24,679 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:15:34,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:34,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 115 states and 116 transitions. [2022-11-20 18:15:34,380 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 116 transitions. [2022-11-20 18:15:34,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-20 18:15:34,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:34,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:34,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:37,498 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:15:47,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:47,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 116 states and 117 transitions. [2022-11-20 18:15:47,454 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 117 transitions. [2022-11-20 18:15:47,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 18:15:47,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:47,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:50,418 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:00,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:00,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 117 states and 118 transitions. [2022-11-20 18:16:00,248 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 118 transitions. [2022-11-20 18:16:00,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-20 18:16:00,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:00,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:00,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:03,779 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:13,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:13,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 118 states and 119 transitions. [2022-11-20 18:16:13,777 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 119 transitions. [2022-11-20 18:16:13,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-20 18:16:13,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:13,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:13,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:17,202 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:27,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:27,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2022-11-20 18:16:27,328 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2022-11-20 18:16:27,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-20 18:16:27,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:27,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:27,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:30,233 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:40,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:40,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 120 states and 121 transitions. [2022-11-20 18:16:40,552 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 121 transitions. [2022-11-20 18:16:40,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-20 18:16:40,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:40,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:40,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:43,580 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:54,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:54,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 121 states and 122 transitions. [2022-11-20 18:16:54,062 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 122 transitions. [2022-11-20 18:16:54,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-20 18:16:54,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:54,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:57,822 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:08,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:08,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 122 states and 123 transitions. [2022-11-20 18:17:08,868 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 123 transitions. [2022-11-20 18:17:08,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 18:17:08,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:08,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:09,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:12,340 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:23,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:23,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 123 states and 124 transitions. [2022-11-20 18:17:23,383 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2022-11-20 18:17:23,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-20 18:17:23,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:23,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:23,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:26,502 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:37,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:37,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 124 states and 125 transitions. [2022-11-20 18:17:37,701 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 125 transitions. [2022-11-20 18:17:37,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-20 18:17:37,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:37,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:37,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:41,086 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:52,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:52,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2022-11-20 18:17:52,502 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2022-11-20 18:17:52,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-20 18:17:52,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:52,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:52,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:56,011 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:07,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:07,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 126 states and 127 transitions. [2022-11-20 18:18:07,236 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 127 transitions. [2022-11-20 18:18:07,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-20 18:18:07,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:07,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:07,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:10,388 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:21,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:21,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 127 states and 128 transitions. [2022-11-20 18:18:21,900 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2022-11-20 18:18:21,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-20 18:18:21,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:21,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:25,274 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:37,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:37,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 128 states and 129 transitions. [2022-11-20 18:18:37,100 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 129 transitions. [2022-11-20 18:18:37,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-20 18:18:37,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:37,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:37,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:40,454 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:52,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:52,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 129 states and 130 transitions. [2022-11-20 18:18:52,362 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 130 transitions. [2022-11-20 18:18:52,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-20 18:18:52,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:52,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:52,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:55,778 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:07,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:07,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 130 states and 131 transitions. [2022-11-20 18:19:07,863 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 131 transitions. [2022-11-20 18:19:07,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-20 18:19:07,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:07,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:08,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:11,358 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:23,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:23,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 131 states and 132 transitions. [2022-11-20 18:19:23,577 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 132 transitions. [2022-11-20 18:19:23,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-20 18:19:23,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:23,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:23,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:27,118 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:39,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:39,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 132 states and 133 transitions. [2022-11-20 18:19:39,545 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 133 transitions. [2022-11-20 18:19:39,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-20 18:19:39,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:39,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:39,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:43,164 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:55,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:55,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 133 states and 134 transitions. [2022-11-20 18:19:55,776 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 134 transitions. [2022-11-20 18:19:55,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-11-20 18:19:55,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:55,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:55,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:59,458 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:20:12,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:12,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 134 states and 135 transitions. [2022-11-20 18:20:12,252 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 135 transitions. [2022-11-20 18:20:12,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-20 18:20:12,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:12,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:12,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:15,879 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:20:28,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:28,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 135 states and 136 transitions. [2022-11-20 18:20:28,938 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 136 transitions. [2022-11-20 18:20:28,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-20 18:20:28,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:28,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:29,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:32,654 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:20:45,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:45,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 136 states and 137 transitions. [2022-11-20 18:20:45,802 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 137 transitions. [2022-11-20 18:20:45,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-11-20 18:20:45,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:45,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:45,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:49,603 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:21:02,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:21:02,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 137 states and 138 transitions. [2022-11-20 18:21:02,962 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 138 transitions. [2022-11-20 18:21:02,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-20 18:21:02,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:21:02,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:21:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:21:06,787 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.