./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-alloca/b.06-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda20c9e-778a-489c-a4e2-6878d97a3a0c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda20c9e-778a-489c-a4e2-6878d97a3a0c/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda20c9e-778a-489c-a4e2-6878d97a3a0c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda20c9e-778a-489c-a4e2-6878d97a3a0c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/b.06-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda20c9e-778a-489c-a4e2-6878d97a3a0c/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda20c9e-778a-489c-a4e2-6878d97a3a0c/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 21a06ce5e98962e93aa29e180f0bc8e543a622b520b6d7eef2d0a57c9849b220 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 02:02:29,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:02:29,329 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:02:29,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:02:29,342 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:02:29,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:02:29,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:02:29,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:02:29,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:02:29,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:02:29,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:02:29,350 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:02:29,350 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:02:29,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:02:29,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:02:29,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:02:29,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:02:29,353 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:02:29,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:02:29,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:02:29,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:02:29,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:02:29,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:02:29,358 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:02:29,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:02:29,361 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:02:29,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:02:29,361 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:02:29,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:02:29,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:02:29,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:02:29,363 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:02:29,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:02:29,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:02:29,365 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:02:29,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:02:29,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:02:29,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:02:29,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:02:29,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:02:29,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:02:29,367 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda20c9e-778a-489c-a4e2-6878d97a3a0c/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 02:02:29,381 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:02:29,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:02:29,381 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:02:29,382 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:02:29,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:02:29,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:02:29,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:02:29,382 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:02:29,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:02:29,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:02:29,383 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:02:29,383 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:02:29,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:02:29,390 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:02:29,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:02:29,390 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:02:29,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:02:29,390 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:02:29,391 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:02:29,391 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:02:29,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:02:29,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:02:29,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:02:29,392 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:02:29,392 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:02:29,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:02:29,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:02:29,392 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_cda20c9e-778a-489c-a4e2-6878d97a3a0c/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda20c9e-778a-489c-a4e2-6878d97a3a0c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21a06ce5e98962e93aa29e180f0bc8e543a622b520b6d7eef2d0a57c9849b220 [2022-12-15 02:02:29,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:02:29,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:02:29,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:02:29,578 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:02:29,578 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:02:29,579 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda20c9e-778a-489c-a4e2-6878d97a3a0c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-memory-alloca/b.06-alloca.i [2022-12-15 02:02:32,160 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:02:32,339 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:02:32,339 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda20c9e-778a-489c-a4e2-6878d97a3a0c/sv-benchmarks/c/termination-memory-alloca/b.06-alloca.i [2022-12-15 02:02:32,346 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda20c9e-778a-489c-a4e2-6878d97a3a0c/bin/ukojak-rkRKPMF4O4/data/c3682ff10/48ff61a3936b4fb38c93324a753bd02a/FLAG6d6cbed39 [2022-12-15 02:02:32,718 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda20c9e-778a-489c-a4e2-6878d97a3a0c/bin/ukojak-rkRKPMF4O4/data/c3682ff10/48ff61a3936b4fb38c93324a753bd02a [2022-12-15 02:02:32,720 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:02:32,721 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:02:32,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:02:32,722 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:02:32,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:02:32,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:02:32" (1/1) ... [2022-12-15 02:02:32,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33cb872 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:32, skipping insertion in model container [2022-12-15 02:02:32,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:02:32" (1/1) ... [2022-12-15 02:02:32,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:02:32,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:02:32,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:02:32,928 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:02:32,952 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:02:32,966 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:02:32,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:32 WrapperNode [2022-12-15 02:02:32,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:02:32,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:02:32,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:02:32,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:02:32,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:32" (1/1) ... [2022-12-15 02:02:32,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:32" (1/1) ... [2022-12-15 02:02:32,994 INFO L138 Inliner]: procedures = 111, calls = 24, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 71 [2022-12-15 02:02:32,994 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:02:32,995 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:02:32,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:02:32,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:02:33,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:32" (1/1) ... [2022-12-15 02:02:33,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:32" (1/1) ... [2022-12-15 02:02:33,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:32" (1/1) ... [2022-12-15 02:02:33,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:32" (1/1) ... [2022-12-15 02:02:33,006 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:32" (1/1) ... [2022-12-15 02:02:33,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:32" (1/1) ... [2022-12-15 02:02:33,009 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:32" (1/1) ... [2022-12-15 02:02:33,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:32" (1/1) ... [2022-12-15 02:02:33,011 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:02:33,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:02:33,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:02:33,012 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:02:33,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:02:32" (1/1) ... [2022-12-15 02:02:33,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:02:33,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda20c9e-778a-489c-a4e2-6878d97a3a0c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:02:33,034 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda20c9e-778a-489c-a4e2-6878d97a3a0c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:02:33,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda20c9e-778a-489c-a4e2-6878d97a3a0c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:02:33,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 02:02:33,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 02:02:33,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:02:33,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:02:33,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:02:33,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:02:33,144 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:02:33,146 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:02:33,255 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:02:33,284 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:02:33,284 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 02:02:33,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:02:33 BoogieIcfgContainer [2022-12-15 02:02:33,286 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:02:33,287 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:02:33,287 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:02:33,294 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:02:33,294 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:02:33" (1/1) ... [2022-12-15 02:02:33,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:02:33,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:33,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2022-12-15 02:02:33,340 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2022-12-15 02:02:33,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:02:33,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:33,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:33,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:33,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:33,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:33,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2022-12-15 02:02:33,661 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2022-12-15 02:02:33,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 02:02:33,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:33,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:33,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:34,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:34,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2022-12-15 02:02:34,042 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2022-12-15 02:02:34,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 02:02:34,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:34,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:34,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:34,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:34,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2022-12-15 02:02:34,635 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2022-12-15 02:02:34,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 02:02:34,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:34,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:34,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:34,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:35,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:35,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2022-12-15 02:02:35,482 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-12-15 02:02:35,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 02:02:35,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:35,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:35,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:35,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:36,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:36,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 38 states and 55 transitions. [2022-12-15 02:02:36,807 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 55 transitions. [2022-12-15 02:02:36,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 02:02:36,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:36,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:36,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:37,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:38,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:38,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 76 transitions. [2022-12-15 02:02:38,719 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 76 transitions. [2022-12-15 02:02:38,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 02:02:38,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:38,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:38,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:39,392 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:41,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:41,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 53 states and 89 transitions. [2022-12-15 02:02:41,411 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 89 transitions. [2022-12-15 02:02:41,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:02:41,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:41,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:41,691 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:42,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:42,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 56 states and 93 transitions. [2022-12-15 02:02:42,551 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 93 transitions. [2022-12-15 02:02:42,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 02:02:42,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:42,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:42,985 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:45,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:45,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 64 states and 113 transitions. [2022-12-15 02:02:45,477 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 113 transitions. [2022-12-15 02:02:45,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 02:02:45,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:45,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:45,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:46,210 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:50,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:50,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 73 states and 131 transitions. [2022-12-15 02:02:50,186 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 131 transitions. [2022-12-15 02:02:50,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:02:50,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:50,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:50,326 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 02:02:51,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:51,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 75 states and 136 transitions. [2022-12-15 02:02:51,092 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 136 transitions. [2022-12-15 02:02:51,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 02:02:51,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:51,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:51,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:52,068 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:56,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:56,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 85 states and 151 transitions. [2022-12-15 02:02:56,833 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 151 transitions. [2022-12-15 02:02:56,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:02:56,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:56,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:56,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:57,465 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:59,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:59,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 89 states and 155 transitions. [2022-12-15 02:02:59,551 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 155 transitions. [2022-12-15 02:02:59,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:02:59,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:59,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:00,291 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:03,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:03,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 97 states and 175 transitions. [2022-12-15 02:03:03,184 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 175 transitions. [2022-12-15 02:03:03,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 02:03:03,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:03,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:03,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:04,642 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 24 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:08,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:08,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 105 states and 189 transitions. [2022-12-15 02:03:08,294 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 189 transitions. [2022-12-15 02:03:08,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:03:08,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:08,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:08,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:09,009 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 24 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:13,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:13,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 114 states and 199 transitions. [2022-12-15 02:03:13,156 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 199 transitions. [2022-12-15 02:03:13,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:03:13,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:13,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:13,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:13,989 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:17,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:17,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 122 states and 219 transitions. [2022-12-15 02:03:17,897 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 219 transitions. [2022-12-15 02:03:17,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-15 02:03:17,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:17,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:17,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:19,059 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 48 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:22,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:22,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 130 states and 233 transitions. [2022-12-15 02:03:22,901 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 233 transitions. [2022-12-15 02:03:22,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 02:03:22,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:22,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:23,773 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 48 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:28,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:28,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 138 states and 242 transitions. [2022-12-15 02:03:28,062 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 242 transitions. [2022-12-15 02:03:28,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-15 02:03:28,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:28,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:28,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:29,008 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:32,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:32,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 146 states and 262 transitions. [2022-12-15 02:03:32,743 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 262 transitions. [2022-12-15 02:03:32,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-15 02:03:32,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:32,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:34,444 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 80 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:39,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:39,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 154 states and 276 transitions. [2022-12-15 02:03:39,961 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 276 transitions. [2022-12-15 02:03:39,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-15 02:03:39,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:39,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:39,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:41,565 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 80 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:46,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:46,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 162 states and 285 transitions. [2022-12-15 02:03:46,860 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 285 transitions. [2022-12-15 02:03:46,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-15 02:03:46,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:46,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:47,941 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:52,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:52,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 170 states and 305 transitions. [2022-12-15 02:03:52,898 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 305 transitions. [2022-12-15 02:03:52,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-15 02:03:52,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:52,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:52,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:54,523 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 120 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:00,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:00,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 178 states and 319 transitions. [2022-12-15 02:04:00,913 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 319 transitions. [2022-12-15 02:04:00,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-15 02:04:00,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:00,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:00,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:02,492 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 120 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:08,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:08,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 186 states and 328 transitions. [2022-12-15 02:04:08,293 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 328 transitions. [2022-12-15 02:04:08,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-15 02:04:08,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:08,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:08,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:10,526 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:16,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:16,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 194 states and 348 transitions. [2022-12-15 02:04:16,509 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 348 transitions. [2022-12-15 02:04:16,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-15 02:04:16,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:16,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:17,141 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 24 proven. 28 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-12-15 02:04:20,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:20,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 199 states and 359 transitions. [2022-12-15 02:04:20,361 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 359 transitions. [2022-12-15 02:04:20,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-15 02:04:20,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:20,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:20,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:20,520 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-12-15 02:04:21,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:21,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 201 states and 362 transitions. [2022-12-15 02:04:21,335 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 362 transitions. [2022-12-15 02:04:21,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-15 02:04:21,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:21,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:21,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:24,886 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 144 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:30,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:30,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 205 states and 367 transitions. [2022-12-15 02:04:30,628 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 367 transitions. [2022-12-15 02:04:30,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-12-15 02:04:30,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:30,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:30,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:32,468 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 224 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:38,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:38,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 213 states and 387 transitions. [2022-12-15 02:04:38,627 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 387 transitions. [2022-12-15 02:04:38,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-12-15 02:04:38,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:38,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:38,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:38,854 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 28 proven. 32 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-12-15 02:04:42,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:42,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 218 states and 398 transitions. [2022-12-15 02:04:42,626 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 398 transitions. [2022-12-15 02:04:42,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-15 02:04:42,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:42,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:42,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:42,791 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 14 proven. 48 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2022-12-15 02:04:43,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:43,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 220 states and 401 transitions. [2022-12-15 02:04:43,759 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 401 transitions. [2022-12-15 02:04:43,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-15 02:04:43,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:43,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:45,414 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 196 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:48,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:48,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 224 states and 406 transitions. [2022-12-15 02:04:48,634 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 406 transitions. [2022-12-15 02:04:48,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-15 02:04:48,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:48,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:50,219 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:56,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:56,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 232 states and 426 transitions. [2022-12-15 02:04:56,844 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 426 transitions. [2022-12-15 02:04:56,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-12-15 02:04:56,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:56,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:56,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:00,783 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 288 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:05:23,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:23,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 256 states and 462 transitions. [2022-12-15 02:05:23,648 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 462 transitions. [2022-12-15 02:05:23,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-15 02:05:23,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:23,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:23,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:26,934 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 288 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:05:51,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:51,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 280 states and 489 transitions. [2022-12-15 02:05:51,544 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 489 transitions. [2022-12-15 02:05:51,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-12-15 02:05:51,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:51,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:51,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:53,671 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:01,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:01,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 288 states and 509 transitions. [2022-12-15 02:06:01,589 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 509 transitions. [2022-12-15 02:06:01,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-15 02:06:01,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:01,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:01,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:03,453 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 54 proven. 40 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2022-12-15 02:06:09,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:09,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 293 states and 519 transitions. [2022-12-15 02:06:09,282 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 519 transitions. [2022-12-15 02:06:09,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-15 02:06:09,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:09,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:09,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:11,815 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 360 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:20,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:20,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 301 states and 530 transitions. [2022-12-15 02:06:20,892 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 530 transitions. [2022-12-15 02:06:20,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-15 02:06:20,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:20,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:20,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:23,419 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:32,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:32,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 309 states and 550 transitions. [2022-12-15 02:06:32,474 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 550 transitions. [2022-12-15 02:06:32,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-12-15 02:06:32,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:32,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:32,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:43,622 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 440 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:10,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:10,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 325 states and 577 transitions. [2022-12-15 02:07:10,589 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 577 transitions. [2022-12-15 02:07:10,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-15 02:07:10,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:10,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:17,282 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 238 proven. 131 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-12-15 02:07:57,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:57,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 353 states and 608 transitions. [2022-12-15 02:07:57,383 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 608 transitions. [2022-12-15 02:07:57,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-12-15 02:07:57,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:57,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:00,882 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 440 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:12,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:12,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 361 states and 619 transitions. [2022-12-15 02:08:12,213 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 619 transitions. [2022-12-15 02:08:12,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-12-15 02:08:12,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:12,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:27,419 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 484 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:50,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:50,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 371 states and 639 transitions. [2022-12-15 02:08:50,367 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 639 transitions. [2022-12-15 02:08:50,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-12-15 02:08:50,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:50,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:50,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:53,380 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:09:04,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:09:04,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 379 states and 659 transitions. [2022-12-15 02:09:04,549 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 659 transitions. [2022-12-15 02:09:04,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-12-15 02:09:04,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:09:04,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:09:04,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:09:07,476 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 528 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:09:19,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:09:19,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 387 states and 675 transitions. [2022-12-15 02:09:19,528 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 675 transitions. [2022-12-15 02:09:19,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-12-15 02:09:19,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:09:19,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:09:19,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:09:20,439 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2022-12-15 02:09:22,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:09:22,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 389 states and 679 transitions. [2022-12-15 02:09:22,615 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 679 transitions. [2022-12-15 02:09:22,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-12-15 02:09:22,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:09:22,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:09:22,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:09:22,857 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 22 proven. 72 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2022-12-15 02:09:24,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:09:24,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 389 states and 678 transitions. [2022-12-15 02:09:24,715 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 678 transitions. [2022-12-15 02:09:24,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-12-15 02:09:24,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:09:24,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:09:24,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:09:31,176 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 484 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:09:39,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:09:39,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 393 states and 683 transitions. [2022-12-15 02:09:39,809 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 683 transitions. [2022-12-15 02:09:39,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-12-15 02:09:39,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:09:39,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:09:39,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:09:43,589 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 624 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:09:55,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:09:55,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 401 states and 703 transitions. [2022-12-15 02:09:55,833 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 703 transitions. [2022-12-15 02:09:55,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-15 02:09:55,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:09:55,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:09:55,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:10:00,047 INFO L134 CoverageAnalysis]: Checked inductivity of 676 backedges. 624 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:10:12,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:10:12,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 409 states and 719 transitions. [2022-12-15 02:10:12,275 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 719 transitions. [2022-12-15 02:10:12,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-12-15 02:10:12,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:10:12,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:10:12,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:10:24,598 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 12 proven. 677 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:11:43,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:43,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 457 states and 771 transitions. [2022-12-15 02:11:43,932 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 771 transitions. [2022-12-15 02:11:43,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-12-15 02:11:43,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:43,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:43,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:50,335 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 616 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:12:18,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:12:18,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 473 states and 791 transitions. [2022-12-15 02:12:18,111 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 791 transitions. [2022-12-15 02:12:18,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-15 02:12:18,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:12:18,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:12:18,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:12:21,815 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 576 proven. 139 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:12:27,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:12:27,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 477 states and 794 transitions. [2022-12-15 02:12:27,376 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 794 transitions. [2022-12-15 02:12:27,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-12-15 02:12:27,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:12:27,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:12:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:12:31,415 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 0 proven. 728 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:12:44,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:12:44,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 485 states and 814 transitions. [2022-12-15 02:12:44,704 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 814 transitions. [2022-12-15 02:12:44,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-12-15 02:12:44,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:12:44,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:12:44,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:12:45,579 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 78 proven. 56 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2022-12-15 02:12:53,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:12:53,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 490 states and 824 transitions. [2022-12-15 02:12:53,513 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 824 transitions. [2022-12-15 02:12:53,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-12-15 02:12:53,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:12:53,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:12:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:12:57,927 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 728 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:14,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:14,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 498 states and 835 transitions. [2022-12-15 02:13:14,007 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 835 transitions. [2022-12-15 02:13:14,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-12-15 02:13:14,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:14,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:14,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:18,350 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 840 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:32,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:32,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 506 states and 855 transitions. [2022-12-15 02:13:32,660 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 855 transitions. [2022-12-15 02:13:32,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-12-15 02:13:32,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:32,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:32,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:34,292 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 84 proven. 60 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2022-12-15 02:13:42,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:42,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 511 states and 865 transitions. [2022-12-15 02:13:42,481 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 865 transitions. [2022-12-15 02:13:42,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-12-15 02:13:42,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:42,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:47,772 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 840 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:14:04,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:04,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 519 states and 875 transitions. [2022-12-15 02:14:04,756 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 875 transitions. [2022-12-15 02:14:04,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-12-15 02:14:04,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:04,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:04,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:10,027 INFO L134 CoverageAnalysis]: Checked inductivity of 960 backedges. 0 proven. 960 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:14:24,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:24,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 527 states and 895 transitions. [2022-12-15 02:14:24,680 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 895 transitions. [2022-12-15 02:14:24,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-12-15 02:14:24,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:24,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:24,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:25,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 60 proven. 64 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2022-12-15 02:14:34,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:34,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 532 states and 907 transitions. [2022-12-15 02:14:34,210 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 907 transitions. [2022-12-15 02:14:34,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-12-15 02:14:34,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:34,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:34,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:34,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1040 backedges. 32 proven. 32 refuted. 0 times theorem prover too weak. 976 trivial. 0 not checked. [2022-12-15 02:14:36,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:36,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 534 states and 910 transitions. [2022-12-15 02:14:36,448 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 910 transitions. [2022-12-15 02:14:36,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-12-15 02:14:36,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:36,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:36,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:41,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 960 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:14:59,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:59,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 542 states and 922 transitions. [2022-12-15 02:14:59,533 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 922 transitions. [2022-12-15 02:14:59,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-12-15 02:14:59,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:59,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:59,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:15:06,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1072 backedges. 900 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:15:17,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:15:17,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 546 states and 926 transitions. [2022-12-15 02:15:17,357 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 926 transitions. [2022-12-15 02:15:17,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-12-15 02:15:17,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:15:17,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:15:17,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:15:22,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1088 backedges. 0 proven. 1088 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.