./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive/Addition03-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f103177-4bd7-4c8a-8f57-f1292f9c4d09/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f103177-4bd7-4c8a-8f57-f1292f9c4d09/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_3f103177-4bd7-4c8a-8f57-f1292f9c4d09/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f103177-4bd7-4c8a-8f57-f1292f9c4d09/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive/Addition03-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f103177-4bd7-4c8a-8f57-f1292f9c4d09/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f103177-4bd7-4c8a-8f57-f1292f9c4d09/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2b4726bd085117d6d28f7ec87f442bbec9d0d87c17bc39b8147695c8c5a6ec7b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 18:18:34,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:18:34,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:18:35,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:18:35,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:18:35,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:18:35,002 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:18:35,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:18:35,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:18:35,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:18:35,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:18:35,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:18:35,008 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:18:35,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:18:35,010 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:18:35,011 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:18:35,012 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:18:35,013 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:18:35,014 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:18:35,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:18:35,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:18:35,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:18:35,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:18:35,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:18:35,023 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:18:35,023 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:18:35,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:18:35,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:18:35,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:18:35,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:18:35,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:18:35,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:18:35,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:18:35,027 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:18:35,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:18:35,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:18:35,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:18:35,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:18:35,029 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:18:35,030 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:18:35,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:18:35,031 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f103177-4bd7-4c8a-8f57-f1292f9c4d09/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 18:18:35,050 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:18:35,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:18:35,051 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:18:35,051 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:18:35,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:18:35,052 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:18:35,058 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:18:35,058 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:18:35,058 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:18:35,058 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:18:35,059 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:18:35,059 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:18:35,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:18:35,059 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:18:35,059 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:18:35,059 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:18:35,060 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:18:35,060 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:18:35,060 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:18:35,060 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:18:35,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:18:35,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:18:35,061 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:18:35,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:18:35,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:18:35,061 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:18:35,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:18:35,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:18:35,062 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_3f103177-4bd7-4c8a-8f57-f1292f9c4d09/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f103177-4bd7-4c8a-8f57-f1292f9c4d09/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b4726bd085117d6d28f7ec87f442bbec9d0d87c17bc39b8147695c8c5a6ec7b [2022-12-14 18:18:35,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:18:35,292 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:18:35,294 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:18:35,295 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:18:35,296 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:18:35,297 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f103177-4bd7-4c8a-8f57-f1292f9c4d09/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/recursive/Addition03-1.c [2022-12-14 18:18:37,933 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:18:38,055 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:18:38,056 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f103177-4bd7-4c8a-8f57-f1292f9c4d09/sv-benchmarks/c/recursive/Addition03-1.c [2022-12-14 18:18:38,060 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f103177-4bd7-4c8a-8f57-f1292f9c4d09/bin/ukojak-rkRKPMF4O4/data/1ad1c299c/14792c64b6794433bb7ec1c62c048ccd/FLAG3694620f9 [2022-12-14 18:18:38,071 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f103177-4bd7-4c8a-8f57-f1292f9c4d09/bin/ukojak-rkRKPMF4O4/data/1ad1c299c/14792c64b6794433bb7ec1c62c048ccd [2022-12-14 18:18:38,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:18:38,074 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:18:38,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:18:38,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:18:38,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:18:38,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:18:38" (1/1) ... [2022-12-14 18:18:38,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dedc2ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:38, skipping insertion in model container [2022-12-14 18:18:38,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:18:38" (1/1) ... [2022-12-14 18:18:38,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:18:38,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:18:38,194 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_3f103177-4bd7-4c8a-8f57-f1292f9c4d09/sv-benchmarks/c/recursive/Addition03-1.c[840,853] [2022-12-14 18:18:38,197 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:18:38,205 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:18:38,215 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_3f103177-4bd7-4c8a-8f57-f1292f9c4d09/sv-benchmarks/c/recursive/Addition03-1.c[840,853] [2022-12-14 18:18:38,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:18:38,225 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:18:38,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:38 WrapperNode [2022-12-14 18:18:38,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:18:38,226 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:18:38,226 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:18:38,226 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:18:38,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:38" (1/1) ... [2022-12-14 18:18:38,237 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:38" (1/1) ... [2022-12-14 18:18:38,247 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 26 [2022-12-14 18:18:38,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:18:38,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:18:38,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:18:38,248 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:18:38,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:38" (1/1) ... [2022-12-14 18:18:38,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:38" (1/1) ... [2022-12-14 18:18:38,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:38" (1/1) ... [2022-12-14 18:18:38,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:38" (1/1) ... [2022-12-14 18:18:38,257 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:38" (1/1) ... [2022-12-14 18:18:38,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:38" (1/1) ... [2022-12-14 18:18:38,258 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:38" (1/1) ... [2022-12-14 18:18:38,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:38" (1/1) ... [2022-12-14 18:18:38,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:18:38,260 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:18:38,261 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:18:38,261 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:18:38,261 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:38" (1/1) ... [2022-12-14 18:18:38,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:18:38,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f103177-4bd7-4c8a-8f57-f1292f9c4d09/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:18:38,285 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f103177-4bd7-4c8a-8f57-f1292f9c4d09/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:18:38,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f103177-4bd7-4c8a-8f57-f1292f9c4d09/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:18:38,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:18:38,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:18:38,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:18:38,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:18:38,322 INFO L130 BoogieDeclarations]: Found specification of procedure addition [2022-12-14 18:18:38,322 INFO L138 BoogieDeclarations]: Found implementation of procedure addition [2022-12-14 18:18:38,380 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:18:38,382 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:18:38,475 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:18:38,489 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:18:38,490 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 18:18:38,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:18:38 BoogieIcfgContainer [2022-12-14 18:18:38,493 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:18:38,493 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:18:38,494 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:18:38,504 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:18:38,504 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:18:38" (1/1) ... [2022-12-14 18:18:38,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:18:38,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:38,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2022-12-14 18:18:38,558 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2022-12-14 18:18:38,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 18:18:38,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:38,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:38,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:38,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:18:38,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:38,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2022-12-14 18:18:38,813 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2022-12-14 18:18:38,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 18:18:38,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:38,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:38,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:18:38,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:38,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2022-12-14 18:18:38,930 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2022-12-14 18:18:38,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 18:18:38,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:38,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:38,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:39,024 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:18:39,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:39,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 39 transitions. [2022-12-14 18:18:39,208 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2022-12-14 18:18:39,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 18:18:39,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:39,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:39,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:39,252 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 18:18:39,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:39,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 37 transitions. [2022-12-14 18:18:39,326 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2022-12-14 18:18:39,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 18:18:39,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:39,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:39,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:39,408 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 18:18:39,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:39,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 32 states and 47 transitions. [2022-12-14 18:18:39,524 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2022-12-14 18:18:39,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 18:18:39,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:39,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:39,619 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 18:18:39,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:39,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 37 states and 58 transitions. [2022-12-14 18:18:39,751 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 58 transitions. [2022-12-14 18:18:39,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 18:18:39,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:39,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:39,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:39,889 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-12-14 18:18:40,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:40,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 42 states and 70 transitions. [2022-12-14 18:18:40,037 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 70 transitions. [2022-12-14 18:18:40,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 18:18:40,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:40,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:40,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:40,163 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-14 18:18:40,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:40,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 47 states and 83 transitions. [2022-12-14 18:18:40,340 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 83 transitions. [2022-12-14 18:18:40,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-14 18:18:40,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:40,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:40,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:40,517 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-12-14 18:18:40,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:40,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 52 states and 97 transitions. [2022-12-14 18:18:40,706 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2022-12-14 18:18:40,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-14 18:18:40,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:40,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:40,889 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2022-12-14 18:18:41,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:41,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 57 states and 112 transitions. [2022-12-14 18:18:41,092 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 112 transitions. [2022-12-14 18:18:41,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-12-14 18:18:41,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:41,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:41,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:41,236 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-12-14 18:18:41,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:41,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 62 states and 128 transitions. [2022-12-14 18:18:41,453 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 128 transitions. [2022-12-14 18:18:41,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-14 18:18:41,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:41,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:41,649 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2022-12-14 18:18:41,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:41,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 67 states and 145 transitions. [2022-12-14 18:18:41,867 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 145 transitions. [2022-12-14 18:18:41,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 18:18:41,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:41,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:41,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:42,087 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2022-12-14 18:18:42,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:42,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 72 states and 163 transitions. [2022-12-14 18:18:42,364 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 163 transitions. [2022-12-14 18:18:42,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 18:18:42,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:42,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:42,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:42,574 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2022-12-14 18:18:42,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:42,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 77 states and 182 transitions. [2022-12-14 18:18:42,827 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 182 transitions. [2022-12-14 18:18:42,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-12-14 18:18:42,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:42,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:43,130 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2022-12-14 18:18:43,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:43,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 82 states and 202 transitions. [2022-12-14 18:18:43,396 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 202 transitions. [2022-12-14 18:18:43,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-12-14 18:18:43,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:43,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:43,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:43,622 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 338 trivial. 0 not checked. [2022-12-14 18:18:43,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:43,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 87 states and 223 transitions. [2022-12-14 18:18:43,926 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 223 transitions. [2022-12-14 18:18:43,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-12-14 18:18:43,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:43,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:43,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:44,185 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2022-12-14 18:18:44,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:44,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 92 states and 245 transitions. [2022-12-14 18:18:44,470 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 245 transitions. [2022-12-14 18:18:44,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-12-14 18:18:44,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:44,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:44,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:44,759 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2022-12-14 18:18:45,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:45,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 97 states and 268 transitions. [2022-12-14 18:18:45,101 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 268 transitions. [2022-12-14 18:18:45,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-12-14 18:18:45,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:45,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:45,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:45,442 INFO L134 CoverageAnalysis]: Checked inductivity of 904 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2022-12-14 18:18:45,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:45,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 102 states and 292 transitions. [2022-12-14 18:18:45,773 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 292 transitions. [2022-12-14 18:18:45,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-12-14 18:18:45,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:45,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:45,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:46,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2022-12-14 18:18:46,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:46,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 107 states and 317 transitions. [2022-12-14 18:18:46,480 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 317 transitions. [2022-12-14 18:18:46,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-12-14 18:18:46,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:46,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:46,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:46,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1143 backedges. 0 proven. 495 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2022-12-14 18:18:47,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:47,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 112 states and 343 transitions. [2022-12-14 18:18:47,077 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 343 transitions. [2022-12-14 18:18:47,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-12-14 18:18:47,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:47,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:47,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1273 backedges. 0 proven. 551 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2022-12-14 18:18:47,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:47,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 117 states and 370 transitions. [2022-12-14 18:18:47,777 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 370 transitions. [2022-12-14 18:18:47,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-12-14 18:18:47,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:47,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:47,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:48,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1410 backedges. 0 proven. 610 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2022-12-14 18:18:48,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:48,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 122 states and 398 transitions. [2022-12-14 18:18:48,492 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 398 transitions. [2022-12-14 18:18:48,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-12-14 18:18:48,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:48,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:48,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:48,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1554 backedges. 0 proven. 672 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2022-12-14 18:18:49,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:49,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 127 states and 427 transitions. [2022-12-14 18:18:49,291 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 427 transitions. [2022-12-14 18:18:49,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-12-14 18:18:49,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:49,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:49,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:49,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1705 backedges. 0 proven. 737 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2022-12-14 18:18:50,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:50,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 132 states and 457 transitions. [2022-12-14 18:18:50,057 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 457 transitions. [2022-12-14 18:18:50,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-12-14 18:18:50,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:50,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:50,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:50,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1863 backedges. 0 proven. 805 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2022-12-14 18:18:50,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:50,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 137 states and 488 transitions. [2022-12-14 18:18:50,837 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 488 transitions. [2022-12-14 18:18:50,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-12-14 18:18:50,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:50,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:50,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:51,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2028 backedges. 0 proven. 876 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2022-12-14 18:18:51,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:51,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 142 states and 520 transitions. [2022-12-14 18:18:51,678 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 520 transitions. [2022-12-14 18:18:51,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-12-14 18:18:51,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:51,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:51,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:52,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2200 backedges. 0 proven. 950 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2022-12-14 18:18:52,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:52,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 147 states and 553 transitions. [2022-12-14 18:18:52,621 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 553 transitions. [2022-12-14 18:18:52,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-12-14 18:18:52,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:52,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:52,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:53,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2379 backedges. 0 proven. 1027 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2022-12-14 18:18:53,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:53,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 152 states and 587 transitions. [2022-12-14 18:18:53,670 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 587 transitions. [2022-12-14 18:18:53,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-12-14 18:18:53,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:53,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:53,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:54,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2565 backedges. 0 proven. 1107 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2022-12-14 18:18:54,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:54,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 157 states and 622 transitions. [2022-12-14 18:18:54,731 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 622 transitions. [2022-12-14 18:18:54,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2022-12-14 18:18:54,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:54,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:54,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:55,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2758 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2022-12-14 18:18:55,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:55,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 162 states and 658 transitions. [2022-12-14 18:18:55,875 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 658 transitions. [2022-12-14 18:18:55,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-12-14 18:18:55,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:55,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:55,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:56,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2958 backedges. 0 proven. 1276 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2022-12-14 18:18:57,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:57,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 167 states and 695 transitions. [2022-12-14 18:18:57,079 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 695 transitions. [2022-12-14 18:18:57,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-12-14 18:18:57,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:57,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:57,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:57,663 INFO L134 CoverageAnalysis]: Checked inductivity of 3165 backedges. 0 proven. 1365 refuted. 0 times theorem prover too weak. 1800 trivial. 0 not checked. [2022-12-14 18:18:58,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:58,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 172 states and 733 transitions. [2022-12-14 18:18:58,235 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 733 transitions. [2022-12-14 18:18:58,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-12-14 18:18:58,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:58,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:58,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:18:58,874 INFO L134 CoverageAnalysis]: Checked inductivity of 3379 backedges. 0 proven. 1457 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2022-12-14 18:18:59,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:18:59,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 177 states and 772 transitions. [2022-12-14 18:18:59,345 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 772 transitions. [2022-12-14 18:18:59,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2022-12-14 18:18:59,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:18:59,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:18:59,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:00,007 INFO L134 CoverageAnalysis]: Checked inductivity of 3600 backedges. 0 proven. 1552 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2022-12-14 18:19:00,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:00,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 182 states and 812 transitions. [2022-12-14 18:19:00,502 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 812 transitions. [2022-12-14 18:19:00,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-12-14 18:19:00,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:00,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:00,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:01,233 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 1650 refuted. 0 times theorem prover too weak. 2178 trivial. 0 not checked. [2022-12-14 18:19:01,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:01,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 187 states and 853 transitions. [2022-12-14 18:19:01,759 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 853 transitions. [2022-12-14 18:19:01,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2022-12-14 18:19:01,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:01,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:01,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:02,503 INFO L134 CoverageAnalysis]: Checked inductivity of 4063 backedges. 0 proven. 1751 refuted. 0 times theorem prover too weak. 2312 trivial. 0 not checked. [2022-12-14 18:19:03,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:03,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 192 states and 895 transitions. [2022-12-14 18:19:03,024 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 895 transitions. [2022-12-14 18:19:03,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2022-12-14 18:19:03,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:03,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:03,868 INFO L134 CoverageAnalysis]: Checked inductivity of 4305 backedges. 0 proven. 1855 refuted. 0 times theorem prover too weak. 2450 trivial. 0 not checked. [2022-12-14 18:19:04,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:04,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 197 states and 938 transitions. [2022-12-14 18:19:04,555 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 938 transitions. [2022-12-14 18:19:04,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2022-12-14 18:19:04,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:04,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:04,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:05,457 INFO L134 CoverageAnalysis]: Checked inductivity of 4554 backedges. 0 proven. 1962 refuted. 0 times theorem prover too weak. 2592 trivial. 0 not checked. [2022-12-14 18:19:06,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:06,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 202 states and 982 transitions. [2022-12-14 18:19:06,081 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 982 transitions. [2022-12-14 18:19:06,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-12-14 18:19:06,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:06,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:06,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:07,017 INFO L134 CoverageAnalysis]: Checked inductivity of 4810 backedges. 0 proven. 2072 refuted. 0 times theorem prover too weak. 2738 trivial. 0 not checked. [2022-12-14 18:19:07,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:07,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 207 states and 1027 transitions. [2022-12-14 18:19:07,710 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 1027 transitions. [2022-12-14 18:19:07,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2022-12-14 18:19:07,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:07,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:08,679 INFO L134 CoverageAnalysis]: Checked inductivity of 5073 backedges. 0 proven. 2185 refuted. 0 times theorem prover too weak. 2888 trivial. 0 not checked. [2022-12-14 18:19:09,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:09,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 212 states and 1073 transitions. [2022-12-14 18:19:09,359 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 1073 transitions. [2022-12-14 18:19:09,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2022-12-14 18:19:09,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:09,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:09,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:10,420 INFO L134 CoverageAnalysis]: Checked inductivity of 5343 backedges. 0 proven. 2301 refuted. 0 times theorem prover too weak. 3042 trivial. 0 not checked. [2022-12-14 18:19:11,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:11,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 217 states and 1120 transitions. [2022-12-14 18:19:11,217 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 1120 transitions. [2022-12-14 18:19:11,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2022-12-14 18:19:11,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:11,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:12,257 INFO L134 CoverageAnalysis]: Checked inductivity of 5620 backedges. 0 proven. 2420 refuted. 0 times theorem prover too weak. 3200 trivial. 0 not checked. [2022-12-14 18:19:13,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:13,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 222 states and 1168 transitions. [2022-12-14 18:19:13,084 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 1168 transitions. [2022-12-14 18:19:13,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2022-12-14 18:19:13,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:13,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:14,549 INFO L134 CoverageAnalysis]: Checked inductivity of 5904 backedges. 0 proven. 2542 refuted. 0 times theorem prover too weak. 3362 trivial. 0 not checked. [2022-12-14 18:19:15,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:15,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 227 states and 1217 transitions. [2022-12-14 18:19:15,276 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 1217 transitions. [2022-12-14 18:19:15,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2022-12-14 18:19:15,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:15,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:15,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:16,415 INFO L134 CoverageAnalysis]: Checked inductivity of 6195 backedges. 0 proven. 2667 refuted. 0 times theorem prover too weak. 3528 trivial. 0 not checked. [2022-12-14 18:19:17,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:17,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 232 states and 1267 transitions. [2022-12-14 18:19:17,070 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 1267 transitions. [2022-12-14 18:19:17,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2022-12-14 18:19:17,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:17,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:17,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:18,526 INFO L134 CoverageAnalysis]: Checked inductivity of 6493 backedges. 0 proven. 2795 refuted. 0 times theorem prover too weak. 3698 trivial. 0 not checked. [2022-12-14 18:19:19,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:19,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2356 states to 237 states and 1318 transitions. [2022-12-14 18:19:19,400 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 1318 transitions. [2022-12-14 18:19:19,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2022-12-14 18:19:19,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:19,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:19,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:20,751 INFO L134 CoverageAnalysis]: Checked inductivity of 6798 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 3872 trivial. 0 not checked. [2022-12-14 18:19:21,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:21,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 242 states and 1370 transitions. [2022-12-14 18:19:21,617 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 1370 transitions. [2022-12-14 18:19:21,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2022-12-14 18:19:21,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:21,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:22,973 INFO L134 CoverageAnalysis]: Checked inductivity of 7110 backedges. 0 proven. 3060 refuted. 0 times theorem prover too weak. 4050 trivial. 0 not checked. [2022-12-14 18:19:23,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:23,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 247 states and 1423 transitions. [2022-12-14 18:19:23,734 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 1423 transitions. [2022-12-14 18:19:23,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2022-12-14 18:19:23,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:23,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:23,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:25,588 INFO L134 CoverageAnalysis]: Checked inductivity of 7429 backedges. 0 proven. 3197 refuted. 0 times theorem prover too weak. 4232 trivial. 0 not checked. [2022-12-14 18:19:26,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:26,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 252 states and 1477 transitions. [2022-12-14 18:19:26,458 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 1477 transitions. [2022-12-14 18:19:26,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2022-12-14 18:19:26,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:26,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:26,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:28,005 INFO L134 CoverageAnalysis]: Checked inductivity of 7755 backedges. 0 proven. 3337 refuted. 0 times theorem prover too weak. 4418 trivial. 0 not checked. [2022-12-14 18:19:28,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:28,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 257 states and 1532 transitions. [2022-12-14 18:19:28,868 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 1532 transitions. [2022-12-14 18:19:28,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2022-12-14 18:19:28,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:28,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:28,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:30,810 INFO L134 CoverageAnalysis]: Checked inductivity of 8088 backedges. 0 proven. 3480 refuted. 0 times theorem prover too weak. 4608 trivial. 0 not checked. [2022-12-14 18:19:31,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:31,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 262 states and 1588 transitions. [2022-12-14 18:19:31,636 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 1588 transitions. [2022-12-14 18:19:31,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2022-12-14 18:19:31,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:31,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:31,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:33,254 INFO L134 CoverageAnalysis]: Checked inductivity of 8428 backedges. 0 proven. 3626 refuted. 0 times theorem prover too weak. 4802 trivial. 0 not checked. [2022-12-14 18:19:34,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:34,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 267 states and 1645 transitions. [2022-12-14 18:19:34,052 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 1645 transitions. [2022-12-14 18:19:34,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2022-12-14 18:19:34,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:34,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:34,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:36,087 INFO L134 CoverageAnalysis]: Checked inductivity of 8775 backedges. 0 proven. 3775 refuted. 0 times theorem prover too weak. 5000 trivial. 0 not checked. [2022-12-14 18:19:36,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:36,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 272 states and 1703 transitions. [2022-12-14 18:19:36,907 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 1703 transitions. [2022-12-14 18:19:36,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2022-12-14 18:19:36,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:36,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:38,704 INFO L134 CoverageAnalysis]: Checked inductivity of 9129 backedges. 0 proven. 3927 refuted. 0 times theorem prover too weak. 5202 trivial. 0 not checked. [2022-12-14 18:19:39,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:39,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 277 states and 1762 transitions. [2022-12-14 18:19:39,599 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 1762 transitions. [2022-12-14 18:19:39,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2022-12-14 18:19:39,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:39,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:39,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:41,522 INFO L134 CoverageAnalysis]: Checked inductivity of 9490 backedges. 0 proven. 4082 refuted. 0 times theorem prover too weak. 5408 trivial. 0 not checked. [2022-12-14 18:19:42,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:42,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 282 states and 1822 transitions. [2022-12-14 18:19:42,502 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 1822 transitions. [2022-12-14 18:19:42,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2022-12-14 18:19:42,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:42,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:42,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:44,723 INFO L134 CoverageAnalysis]: Checked inductivity of 9858 backedges. 0 proven. 4240 refuted. 0 times theorem prover too weak. 5618 trivial. 0 not checked. [2022-12-14 18:19:45,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:45,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 287 states and 1883 transitions. [2022-12-14 18:19:45,821 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 1883 transitions. [2022-12-14 18:19:45,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2022-12-14 18:19:45,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:45,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:47,858 INFO L134 CoverageAnalysis]: Checked inductivity of 10233 backedges. 0 proven. 4401 refuted. 0 times theorem prover too weak. 5832 trivial. 0 not checked. [2022-12-14 18:19:48,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:48,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 292 states and 1945 transitions. [2022-12-14 18:19:48,970 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 1945 transitions. [2022-12-14 18:19:48,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 395 [2022-12-14 18:19:48,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:48,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:49,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:51,119 INFO L134 CoverageAnalysis]: Checked inductivity of 10615 backedges. 0 proven. 4565 refuted. 0 times theorem prover too weak. 6050 trivial. 0 not checked. [2022-12-14 18:19:52,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:52,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 297 states and 2008 transitions. [2022-12-14 18:19:52,250 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 2008 transitions. [2022-12-14 18:19:52,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2022-12-14 18:19:52,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:52,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:54,436 INFO L134 CoverageAnalysis]: Checked inductivity of 11004 backedges. 0 proven. 4732 refuted. 0 times theorem prover too weak. 6272 trivial. 0 not checked. [2022-12-14 18:19:55,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:55,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3786 states to 302 states and 2072 transitions. [2022-12-14 18:19:55,371 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 2072 transitions. [2022-12-14 18:19:55,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2022-12-14 18:19:55,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:55,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:19:58,133 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 4902 refuted. 0 times theorem prover too weak. 6498 trivial. 0 not checked. [2022-12-14 18:19:59,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:19:59,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3910 states to 307 states and 2137 transitions. [2022-12-14 18:19:59,287 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 2137 transitions. [2022-12-14 18:19:59,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2022-12-14 18:19:59,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:19:59,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:19:59,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:20:01,669 INFO L134 CoverageAnalysis]: Checked inductivity of 11803 backedges. 0 proven. 5075 refuted. 0 times theorem prover too weak. 6728 trivial. 0 not checked. [2022-12-14 18:20:02,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:20:02,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4036 states to 312 states and 2203 transitions. [2022-12-14 18:20:02,925 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 2203 transitions. [2022-12-14 18:20:02,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2022-12-14 18:20:02,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:20:02,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:20:02,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:20:05,873 INFO L134 CoverageAnalysis]: Checked inductivity of 12213 backedges. 0 proven. 5251 refuted. 0 times theorem prover too weak. 6962 trivial. 0 not checked. [2022-12-14 18:20:07,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:20:07,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4164 states to 317 states and 2270 transitions. [2022-12-14 18:20:07,180 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 2270 transitions. [2022-12-14 18:20:07,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2022-12-14 18:20:07,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:20:07,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:20:07,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:20:09,780 INFO L134 CoverageAnalysis]: Checked inductivity of 12630 backedges. 0 proven. 5430 refuted. 0 times theorem prover too weak. 7200 trivial. 0 not checked. [2022-12-14 18:20:10,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:20:10,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4294 states to 322 states and 2338 transitions. [2022-12-14 18:20:10,892 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 2338 transitions. [2022-12-14 18:20:10,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2022-12-14 18:20:10,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:20:10,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:20:10,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:20:13,993 INFO L134 CoverageAnalysis]: Checked inductivity of 13054 backedges. 0 proven. 5612 refuted. 0 times theorem prover too weak. 7442 trivial. 0 not checked. [2022-12-14 18:20:15,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:20:15,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4426 states to 327 states and 2407 transitions. [2022-12-14 18:20:15,257 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 2407 transitions. [2022-12-14 18:20:15,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2022-12-14 18:20:15,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:20:15,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:20:15,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:20:18,423 INFO L134 CoverageAnalysis]: Checked inductivity of 13485 backedges. 0 proven. 5797 refuted. 0 times theorem prover too weak. 7688 trivial. 0 not checked. [2022-12-14 18:20:19,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:20:19,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4560 states to 332 states and 2477 transitions. [2022-12-14 18:20:19,576 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 2477 transitions. [2022-12-14 18:20:19,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2022-12-14 18:20:19,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:20:19,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:20:19,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:20:22,492 INFO L134 CoverageAnalysis]: Checked inductivity of 13923 backedges. 0 proven. 5985 refuted. 0 times theorem prover too weak. 7938 trivial. 0 not checked. [2022-12-14 18:20:23,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:20:23,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4696 states to 337 states and 2548 transitions. [2022-12-14 18:20:23,827 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 2548 transitions. [2022-12-14 18:20:23,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2022-12-14 18:20:23,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:20:23,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:20:23,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:20:26,917 INFO L134 CoverageAnalysis]: Checked inductivity of 14368 backedges. 0 proven. 6176 refuted. 0 times theorem prover too weak. 8192 trivial. 0 not checked. [2022-12-14 18:20:28,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:20:28,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4834 states to 342 states and 2620 transitions. [2022-12-14 18:20:28,209 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 2620 transitions. [2022-12-14 18:20:28,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2022-12-14 18:20:28,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:20:28,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:20:28,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:20:31,532 INFO L134 CoverageAnalysis]: Checked inductivity of 14820 backedges. 0 proven. 6370 refuted. 0 times theorem prover too weak. 8450 trivial. 0 not checked. [2022-12-14 18:20:32,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:20:32,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4974 states to 347 states and 2693 transitions. [2022-12-14 18:20:32,865 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 2693 transitions. [2022-12-14 18:20:32,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 472 [2022-12-14 18:20:32,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:20:32,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:20:32,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:20:36,026 INFO L134 CoverageAnalysis]: Checked inductivity of 15279 backedges. 0 proven. 6567 refuted. 0 times theorem prover too weak. 8712 trivial. 0 not checked. [2022-12-14 18:20:37,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:20:37,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5116 states to 352 states and 2767 transitions. [2022-12-14 18:20:37,217 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 2767 transitions. [2022-12-14 18:20:37,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2022-12-14 18:20:37,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:20:37,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:20:37,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:20:40,536 INFO L134 CoverageAnalysis]: Checked inductivity of 15745 backedges. 0 proven. 6767 refuted. 0 times theorem prover too weak. 8978 trivial. 0 not checked. [2022-12-14 18:20:41,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:20:41,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5260 states to 357 states and 2842 transitions. [2022-12-14 18:20:41,795 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 2842 transitions. [2022-12-14 18:20:41,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2022-12-14 18:20:41,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:20:41,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:20:41,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:20:45,373 INFO L134 CoverageAnalysis]: Checked inductivity of 16218 backedges. 0 proven. 6970 refuted. 0 times theorem prover too weak. 9248 trivial. 0 not checked. [2022-12-14 18:20:46,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:20:46,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5406 states to 362 states and 2918 transitions. [2022-12-14 18:20:46,696 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 2918 transitions. [2022-12-14 18:20:46,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2022-12-14 18:20:46,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:20:46,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:20:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:20:50,510 INFO L134 CoverageAnalysis]: Checked inductivity of 16698 backedges. 0 proven. 7176 refuted. 0 times theorem prover too weak. 9522 trivial. 0 not checked. [2022-12-14 18:20:51,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:20:51,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5554 states to 367 states and 2995 transitions. [2022-12-14 18:20:51,897 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 2995 transitions. [2022-12-14 18:20:51,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2022-12-14 18:20:51,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:20:51,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:20:51,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:20:56,174 INFO L134 CoverageAnalysis]: Checked inductivity of 17185 backedges. 0 proven. 7385 refuted. 0 times theorem prover too weak. 9800 trivial. 0 not checked. [2022-12-14 18:20:57,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:20:57,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5704 states to 372 states and 3073 transitions. [2022-12-14 18:20:57,535 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 3073 transitions. [2022-12-14 18:20:57,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2022-12-14 18:20:57,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:20:57,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:20:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:21:01,441 INFO L134 CoverageAnalysis]: Checked inductivity of 17679 backedges. 0 proven. 7597 refuted. 0 times theorem prover too weak. 10082 trivial. 0 not checked. [2022-12-14 18:21:02,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:21:02,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5856 states to 377 states and 3152 transitions. [2022-12-14 18:21:02,830 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 3152 transitions. [2022-12-14 18:21:02,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2022-12-14 18:21:02,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:21:02,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:21:02,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:21:07,058 INFO L134 CoverageAnalysis]: Checked inductivity of 18180 backedges. 0 proven. 7812 refuted. 0 times theorem prover too weak. 10368 trivial. 0 not checked. [2022-12-14 18:21:08,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:21:08,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6010 states to 382 states and 3232 transitions. [2022-12-14 18:21:08,488 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 3232 transitions. [2022-12-14 18:21:08,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 521 [2022-12-14 18:21:08,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:21:08,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:21:08,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:21:12,639 INFO L134 CoverageAnalysis]: Checked inductivity of 18688 backedges. 0 proven. 8030 refuted. 0 times theorem prover too weak. 10658 trivial. 0 not checked. [2022-12-14 18:21:14,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:21:14,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6166 states to 387 states and 3313 transitions. [2022-12-14 18:21:14,131 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 3313 transitions. [2022-12-14 18:21:14,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2022-12-14 18:21:14,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:21:14,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:21:14,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:21:18,451 INFO L134 CoverageAnalysis]: Checked inductivity of 19203 backedges. 0 proven. 8251 refuted. 0 times theorem prover too weak. 10952 trivial. 0 not checked. [2022-12-14 18:21:19,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:21:19,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6324 states to 392 states and 3395 transitions. [2022-12-14 18:21:19,901 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 3395 transitions. [2022-12-14 18:21:19,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 535 [2022-12-14 18:21:19,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:21:19,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:21:19,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:21:24,257 INFO L134 CoverageAnalysis]: Checked inductivity of 19725 backedges. 0 proven. 8475 refuted. 0 times theorem prover too weak. 11250 trivial. 0 not checked. [2022-12-14 18:21:25,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:21:25,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6484 states to 397 states and 3478 transitions. [2022-12-14 18:21:25,634 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 3478 transitions. [2022-12-14 18:21:25,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 542 [2022-12-14 18:21:25,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:21:25,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:21:25,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:21:30,192 INFO L134 CoverageAnalysis]: Checked inductivity of 20254 backedges. 0 proven. 8702 refuted. 0 times theorem prover too weak. 11552 trivial. 0 not checked. [2022-12-14 18:21:31,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:21:31,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6646 states to 402 states and 3562 transitions. [2022-12-14 18:21:31,564 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 3562 transitions. [2022-12-14 18:21:31,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2022-12-14 18:21:31,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:21:31,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:21:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:21:36,210 INFO L134 CoverageAnalysis]: Checked inductivity of 20790 backedges. 0 proven. 8932 refuted. 0 times theorem prover too weak. 11858 trivial. 0 not checked. [2022-12-14 18:21:37,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:21:37,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6810 states to 407 states and 3647 transitions. [2022-12-14 18:21:37,552 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 3647 transitions. [2022-12-14 18:21:37,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2022-12-14 18:21:37,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:21:37,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:21:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:21:42,505 INFO L134 CoverageAnalysis]: Checked inductivity of 21333 backedges. 0 proven. 9165 refuted. 0 times theorem prover too weak. 12168 trivial. 0 not checked. [2022-12-14 18:21:44,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:21:44,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6976 states to 412 states and 3733 transitions. [2022-12-14 18:21:44,172 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 3733 transitions. [2022-12-14 18:21:44,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 563 [2022-12-14 18:21:44,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:21:44,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:21:44,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:21:49,250 INFO L134 CoverageAnalysis]: Checked inductivity of 21883 backedges. 0 proven. 9401 refuted. 0 times theorem prover too weak. 12482 trivial. 0 not checked. [2022-12-14 18:21:50,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:21:50,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7144 states to 417 states and 3820 transitions. [2022-12-14 18:21:50,989 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 3820 transitions. [2022-12-14 18:21:50,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 570 [2022-12-14 18:21:50,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:21:50,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:21:51,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:21:56,322 INFO L134 CoverageAnalysis]: Checked inductivity of 22440 backedges. 0 proven. 9640 refuted. 0 times theorem prover too weak. 12800 trivial. 0 not checked. [2022-12-14 18:21:58,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:21:58,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7314 states to 422 states and 3908 transitions. [2022-12-14 18:21:58,133 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 3908 transitions. [2022-12-14 18:21:58,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 577 [2022-12-14 18:21:58,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:21:58,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:21:58,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:22:03,457 INFO L134 CoverageAnalysis]: Checked inductivity of 23004 backedges. 0 proven. 9882 refuted. 0 times theorem prover too weak. 13122 trivial. 0 not checked. [2022-12-14 18:22:04,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:22:04,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7486 states to 427 states and 3997 transitions. [2022-12-14 18:22:04,935 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 3997 transitions. [2022-12-14 18:22:04,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 584 [2022-12-14 18:22:04,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:22:04,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:22:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:22:10,406 INFO L134 CoverageAnalysis]: Checked inductivity of 23575 backedges. 0 proven. 10127 refuted. 0 times theorem prover too weak. 13448 trivial. 0 not checked. [2022-12-14 18:22:11,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:22:11,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7660 states to 432 states and 4087 transitions. [2022-12-14 18:22:11,883 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 4087 transitions. [2022-12-14 18:22:11,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2022-12-14 18:22:11,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:22:11,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:22:11,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:22:17,543 INFO L134 CoverageAnalysis]: Checked inductivity of 24153 backedges. 0 proven. 10375 refuted. 0 times theorem prover too weak. 13778 trivial. 0 not checked. [2022-12-14 18:22:19,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:22:19,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7836 states to 437 states and 4178 transitions. [2022-12-14 18:22:19,292 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 4178 transitions. [2022-12-14 18:22:19,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 598 [2022-12-14 18:22:19,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:22:19,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:22:19,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:22:25,397 INFO L134 CoverageAnalysis]: Checked inductivity of 24738 backedges. 0 proven. 10626 refuted. 0 times theorem prover too weak. 14112 trivial. 0 not checked. [2022-12-14 18:22:27,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:22:27,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8014 states to 442 states and 4270 transitions. [2022-12-14 18:22:27,287 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 4270 transitions. [2022-12-14 18:22:27,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 605 [2022-12-14 18:22:27,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:22:27,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:22:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:22:33,577 INFO L134 CoverageAnalysis]: Checked inductivity of 25330 backedges. 0 proven. 10880 refuted. 0 times theorem prover too weak. 14450 trivial. 0 not checked. [2022-12-14 18:22:35,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:22:35,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8194 states to 447 states and 4363 transitions. [2022-12-14 18:22:35,198 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 4363 transitions. [2022-12-14 18:22:35,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 612 [2022-12-14 18:22:35,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:22:35,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:22:35,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:22:41,468 INFO L134 CoverageAnalysis]: Checked inductivity of 25929 backedges. 0 proven. 11137 refuted. 0 times theorem prover too weak. 14792 trivial. 0 not checked. [2022-12-14 18:22:43,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:22:43,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8376 states to 452 states and 4457 transitions. [2022-12-14 18:22:43,008 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 4457 transitions. [2022-12-14 18:22:43,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 619 [2022-12-14 18:22:43,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:22:43,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:22:43,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:22:49,657 INFO L134 CoverageAnalysis]: Checked inductivity of 26535 backedges. 0 proven. 11397 refuted. 0 times theorem prover too weak. 15138 trivial. 0 not checked. [2022-12-14 18:22:51,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:22:51,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8560 states to 457 states and 4552 transitions. [2022-12-14 18:22:51,510 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 4552 transitions. [2022-12-14 18:22:51,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 626 [2022-12-14 18:22:51,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:22:51,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:22:51,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:22:58,332 INFO L134 CoverageAnalysis]: Checked inductivity of 27148 backedges. 0 proven. 11660 refuted. 0 times theorem prover too weak. 15488 trivial. 0 not checked. [2022-12-14 18:22:59,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:22:59,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8746 states to 462 states and 4648 transitions. [2022-12-14 18:22:59,984 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 4648 transitions. [2022-12-14 18:22:59,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 633 [2022-12-14 18:22:59,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:22:59,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:23:00,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:23:06,905 INFO L134 CoverageAnalysis]: Checked inductivity of 27768 backedges. 0 proven. 11926 refuted. 0 times theorem prover too weak. 15842 trivial. 0 not checked. [2022-12-14 18:23:08,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:23:08,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8934 states to 467 states and 4745 transitions. [2022-12-14 18:23:08,620 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 4745 transitions. [2022-12-14 18:23:08,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 640 [2022-12-14 18:23:08,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:23:08,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:23:08,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:23:15,746 INFO L134 CoverageAnalysis]: Checked inductivity of 28395 backedges. 0 proven. 12195 refuted. 0 times theorem prover too weak. 16200 trivial. 0 not checked. [2022-12-14 18:23:17,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:23:17,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9124 states to 472 states and 4843 transitions. [2022-12-14 18:23:17,445 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 4843 transitions. [2022-12-14 18:23:17,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 647 [2022-12-14 18:23:17,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:23:17,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:23:17,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:23:24,886 INFO L134 CoverageAnalysis]: Checked inductivity of 29029 backedges. 0 proven. 12467 refuted. 0 times theorem prover too weak. 16562 trivial. 0 not checked. [2022-12-14 18:23:26,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:23:26,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9316 states to 477 states and 4942 transitions. [2022-12-14 18:23:26,790 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 4942 transitions. [2022-12-14 18:23:26,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 654 [2022-12-14 18:23:26,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:23:26,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:23:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:23:34,434 INFO L134 CoverageAnalysis]: Checked inductivity of 29670 backedges. 0 proven. 12742 refuted. 0 times theorem prover too weak. 16928 trivial. 0 not checked. [2022-12-14 18:23:36,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:23:36,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9510 states to 482 states and 5042 transitions. [2022-12-14 18:23:36,672 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 5042 transitions. [2022-12-14 18:23:36,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 661 [2022-12-14 18:23:36,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:23:36,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:23:36,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:23:44,644 INFO L134 CoverageAnalysis]: Checked inductivity of 30318 backedges. 0 proven. 13020 refuted. 0 times theorem prover too weak. 17298 trivial. 0 not checked. [2022-12-14 18:23:46,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:23:46,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9706 states to 487 states and 5143 transitions. [2022-12-14 18:23:46,485 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 5143 transitions. [2022-12-14 18:23:46,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 668 [2022-12-14 18:23:46,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:23:46,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:23:46,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:23:54,639 INFO L134 CoverageAnalysis]: Checked inductivity of 30973 backedges. 0 proven. 13301 refuted. 0 times theorem prover too weak. 17672 trivial. 0 not checked. [2022-12-14 18:23:56,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:23:56,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9904 states to 492 states and 5245 transitions. [2022-12-14 18:23:56,721 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 5245 transitions. [2022-12-14 18:23:56,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 675 [2022-12-14 18:23:56,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:23:56,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:23:56,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:24:05,095 INFO L134 CoverageAnalysis]: Checked inductivity of 31635 backedges. 0 proven. 13585 refuted. 0 times theorem prover too weak. 18050 trivial. 0 not checked. [2022-12-14 18:24:07,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:24:07,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10104 states to 497 states and 5348 transitions. [2022-12-14 18:24:07,067 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 5348 transitions. [2022-12-14 18:24:07,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 682 [2022-12-14 18:24:07,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:24:07,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:24:07,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:24:15,651 INFO L134 CoverageAnalysis]: Checked inductivity of 32304 backedges. 0 proven. 13872 refuted. 0 times theorem prover too weak. 18432 trivial. 0 not checked. [2022-12-14 18:24:17,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:24:17,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10306 states to 502 states and 5452 transitions. [2022-12-14 18:24:17,969 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 5452 transitions. [2022-12-14 18:24:17,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 689 [2022-12-14 18:24:17,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:24:17,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:24:18,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:24:26,695 INFO L134 CoverageAnalysis]: Checked inductivity of 32980 backedges. 0 proven. 14162 refuted. 0 times theorem prover too weak. 18818 trivial. 0 not checked. [2022-12-14 18:24:28,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:24:28,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10510 states to 507 states and 5557 transitions. [2022-12-14 18:24:28,816 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 5557 transitions. [2022-12-14 18:24:28,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 696 [2022-12-14 18:24:28,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:24:28,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:24:28,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:24:37,739 INFO L134 CoverageAnalysis]: Checked inductivity of 33663 backedges. 0 proven. 14455 refuted. 0 times theorem prover too weak. 19208 trivial. 0 not checked. [2022-12-14 18:24:39,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:24:39,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10716 states to 512 states and 5663 transitions. [2022-12-14 18:24:39,816 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 5663 transitions. [2022-12-14 18:24:39,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 703 [2022-12-14 18:24:39,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:24:39,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:24:39,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:24:49,114 INFO L134 CoverageAnalysis]: Checked inductivity of 34353 backedges. 0 proven. 14751 refuted. 0 times theorem prover too weak. 19602 trivial. 0 not checked. [2022-12-14 18:24:51,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:24:51,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10924 states to 517 states and 5770 transitions. [2022-12-14 18:24:51,178 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 5770 transitions. [2022-12-14 18:24:51,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 710 [2022-12-14 18:24:51,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:24:51,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:24:51,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:26:15,434 INFO L134 CoverageAnalysis]: Checked inductivity of 35050 backedges. 15050 proven. 0 refuted. 0 times theorem prover too weak. 20000 trivial. 0 not checked.